Llangollen weather by month

Check out Llangollen weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Llangollen (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
41°F maximum daytime temperature in January in Llangollen41
41°F maximum daytime temperature in February in Llangollen41
45°F maximum daytime temperature in March in Llangollen45
50°F maximum daytime temperature in April in Llangollen50
57°F maximum daytime temperature in May in Llangollen57
61°F maximum daytime temperature in June in Llangollen61
64°F maximum daytime temperature in July in Llangollen64
64°F maximum daytime temperature in August in Llangollen64
59°F maximum daytime temperature in September in Llangollen59
54°F maximum daytime temperature in October in Llangollen54
46°F maximum daytime temperature in November in Llangollen46
43°F maximum daytime temperature in December in Llangollen43
Min temperature (night-time)
32°F minimum night-time temperature in January in Llangollen32
30°F minimum night-time temperature in February in Llangollen30
34°F minimum night-time temperature in March in Llangollen34
36°F minimum night-time temperature in April in Llangollen36
41°F minimum night-time temperature in May in Llangollen41
46°F minimum night-time temperature in June in Llangollen46
50°F minimum night-time temperature in July in Llangollen50
50°F minimum night-time temperature in August in Llangollen50
46°F minimum night-time temperature in September in Llangollen46
43°F minimum night-time temperature in October in Llangollen43
36°F minimum night-time temperature in November in Llangollen36
34°F minimum night-time temperature in December in Llangollen34
Heat & Humidity
No heat & humidity in January in Llangollen0
No heat & humidity in February in Llangollen0
No heat & humidity in March in Llangollen0
No heat & humidity in April in Llangollen0
No heat & humidity in May in Llangollen0
No heat & humidity in June in Llangollen0
No heat & humidity in July in Llangollen0
No heat & humidity in August in Llangollen0
No heat & humidity in September in Llangollen0
No heat & humidity in October in Llangollen0
No heat & humidity in November in Llangollen0
No heat & humidity in December in Llangollen0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Llangollen

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
8 hours of daylight per day in January in Llangollen8
10 hours of daylight per day in February in Llangollen10
12 hours of daylight per day in March in Llangollen12
14 hours of daylight per day in April in Llangollen14
16 hours of daylight per day in May in Llangollen16
17 hours of daylight per day in June in Llangollen17
16 hours of daylight per day in July in Llangollen16
15 hours of daylight per day in August in Llangollen15
13 hours of daylight per day in September in Llangollen13
11 hours of daylight per day in October in Llangollen11
9 hours of daylight per day in November in Llangollen9
8 hours of daylight per day in December in Llangollen8
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Llangollen1
UV (maximum) index 1 (Low) in February in Llangollen1
UV (maximum) index 2 (Low) in March in Llangollen2
UV (maximum) index 4 (Moderate) in April in Llangollen4
UV (maximum) index 5 (Moderate) in May in Llangollen5
UV (maximum) index 6 (High) in June in Llangollen6
UV (maximum) index 6 (High) in July in Llangollen6
UV (maximum) index 5 (Moderate) in August in Llangollen5
UV (maximum) index 4 (Moderate) in September in Llangollen4
UV (maximum) index 2 (Low) in October in Llangollen2
UV (maximum) index 1 (Low) in November in Llangollen1
No UV (maximum) index in December in Llangollen0

Rainfall in Llangollen

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
20 days with some rainfall in January in Llangollen20
16 days with some rainfall in February in Llangollen16
18 days with some rainfall in March in Llangollen18
16 days with some rainfall in April in Llangollen16
16 days with some rainfall in May in Llangollen16
15 days with some rainfall in June in Llangollen15
14 days with some rainfall in July in Llangollen14
16 days with some rainfall in August in Llangollen16
16 days with some rainfall in September in Llangollen16
18 days with some rainfall in October in Llangollen18
19 days with some rainfall in November in Llangollen19
20 days with some rainfall in December in Llangollen20
Average monthly rainfall (inches)
5.0 inches monthly rainfall in January in Llangollen5.0
3.7 inches monthly rainfall in February in Llangollen3.7
3.9 inches monthly rainfall in March in Llangollen3.9
3.1 inches monthly rainfall in April in Llangollen3.1
3.2 inches monthly rainfall in May in Llangollen3.2
2.8 inches monthly rainfall in June in Llangollen2.8
2.7 inches monthly rainfall in July in Llangollen2.7
3.5 inches monthly rainfall in August in Llangollen3.5
4.0 inches monthly rainfall in September in Llangollen4.0
4.6 inches monthly rainfall in October in Llangollen4.6
5.2 inches monthly rainfall in November in Llangollen5.2
5.6 inches monthly rainfall in December in Llangollen5.6

More about Llangollen

Llangollen by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Wales

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The climate guide for Wales (Llangollen) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Llangollen?

Llangollen has a temperate climate with warm summers and some rainfall in all months.

Llangollen weather in January

Expect daytime maximum temperatures of 41°F in Llangollen, Wales in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 20 days with some rainfall and typically 5.0 inches of rainfall in the month.

  • 41°F maximum daytime temperature in January in Llangollen41
    41°F max day temperature
  • 1 hour of sunshine per day
  • 20 days with some rainfall in January in Llangollen20
    20 days with some rainfall
  • 32°F minimum night-time temperature in January in Llangollen32
    32°F min night temperature
  • 8 hours of daylight per day in January in Llangollen8
    8 hours of daylight per day
  • No heat & humidity in January in Llangollen0
    No heat & humidity
  • 5.0 inches monthly rainfall in January in Llangollen5.0
    5.0 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Llangollen1
    1 (Low) UV index

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Llangollen weather in February

Expect daytime maximum temperatures of 41°F in Llangollen, Wales in February based on long-term weather averages. There are 2 hours of sunshine per day on average with 16 days with some rainfall and typically 3.7 inches of rainfall in the month.

  • 41°F maximum daytime temperature in February in Llangollen41
    41°F max day temperature
  • 2 hours of sunshine per day
  • 16 days with some rainfall in February in Llangollen16
    16 days with some rainfall
  • 30°F minimum night-time temperature in February in Llangollen30
    30°F min night temperature
  • 10 hours of daylight per day in February in Llangollen10
    10 hours of daylight per day
  • No heat & humidity in February in Llangollen0
    No heat & humidity
  • 3.7 inches monthly rainfall in February in Llangollen3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in February in Llangollen1
    1 (Low) UV index

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Llangollen weather in March

Expect daytime maximum temperatures of 45°F in Llangollen, Wales in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 18 days with some rainfall and typically 3.9 inches of rainfall in the month.

  • 45°F maximum daytime temperature in March in Llangollen45
    45°F max day temperature
  • 3 hours of sunshine per day
  • 18 days with some rainfall in March in Llangollen18
    18 days with some rainfall
  • 34°F minimum night-time temperature in March in Llangollen34
    34°F min night temperature
  • 12 hours of daylight per day in March in Llangollen12
    12 hours of daylight per day
  • No heat & humidity in March in Llangollen0
    No heat & humidity
  • 3.9 inches monthly rainfall in March in Llangollen3.9
    3.9 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in March in Llangollen2
    2 (Low) UV index

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Llangollen weather in April

Expect daytime maximum temperatures of 50°F in Llangollen, Wales in April based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 3.1 inches of rainfall in the month.

  • 50°F maximum daytime temperature in April in Llangollen50
    50°F max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in April in Llangollen16
    16 days with some rainfall
  • 36°F minimum night-time temperature in April in Llangollen36
    36°F min night temperature
  • 14 hours of daylight per day in April in Llangollen14
    14 hours of daylight per day
  • No heat & humidity in April in Llangollen0
    No heat & humidity
  • 3.1 inches monthly rainfall in April in Llangollen3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in April in Llangollen4
    4 (Moderate) UV index

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Llangollen weather in May

Expect daytime maximum temperatures of 57°F in Llangollen, Wales in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 3.2 inches of rainfall in the month.

  • 57°F maximum daytime temperature in May in Llangollen57
    57°F max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Llangollen16
    16 days with some rainfall
  • 41°F minimum night-time temperature in May in Llangollen41
    41°F min night temperature
  • 16 hours of daylight per day in May in Llangollen16
    16 hours of daylight per day
  • No heat & humidity in May in Llangollen0
    No heat & humidity
  • 3.2 inches monthly rainfall in May in Llangollen3.2
    3.2 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Llangollen5
    5 (Moderate) UV index

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Llangollen weather in June

Expect daytime maximum temperatures of 61°F in Llangollen, Wales in June based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 2.8 inches of rainfall in the month.

  • 61°F maximum daytime temperature in June in Llangollen61
    61°F max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in June in Llangollen15
    15 days with some rainfall
  • 46°F minimum night-time temperature in June in Llangollen46
    46°F min night temperature
  • 17 hours of daylight per day in June in Llangollen17
    17 hours of daylight per day
  • No heat & humidity in June in Llangollen0
    No heat & humidity
  • 2.8 inches monthly rainfall in June in Llangollen2.8
    2.8 inches of monthly rainfall
  • UV (maximum) index 6 (High) in June in Llangollen6
    6 (High) UV index

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Llangollen weather in July

Expect daytime maximum temperatures of 64°F in Llangollen, Wales in July based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 2.7 inches of rainfall in the month.

  • 64°F maximum daytime temperature in July in Llangollen64
    64°F max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in July in Llangollen14
    14 days with some rainfall
  • 50°F minimum night-time temperature in July in Llangollen50
    50°F min night temperature
  • 16 hours of daylight per day in July in Llangollen16
    16 hours of daylight per day
  • No heat & humidity in July in Llangollen0
    No heat & humidity
  • 2.7 inches monthly rainfall in July in Llangollen2.7
    2.7 inches of monthly rainfall
  • UV (maximum) index 6 (High) in July in Llangollen6
    6 (High) UV index

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Llangollen weather in August

Expect daytime maximum temperatures of 64°F in Llangollen, Wales in August based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 3.5 inches of rainfall in the month.

  • 64°F maximum daytime temperature in August in Llangollen64
    64°F max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in August in Llangollen16
    16 days with some rainfall
  • 50°F minimum night-time temperature in August in Llangollen50
    50°F min night temperature
  • 15 hours of daylight per day in August in Llangollen15
    15 hours of daylight per day
  • No heat & humidity in August in Llangollen0
    No heat & humidity
  • 3.5 inches monthly rainfall in August in Llangollen3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Llangollen5
    5 (Moderate) UV index

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Llangollen weather in September

Expect daytime maximum temperatures of 59°F in Llangollen, Wales in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 4.0 inches of rainfall in the month.

  • 59°F maximum daytime temperature in September in Llangollen59
    59°F max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in September in Llangollen16
    16 days with some rainfall
  • 46°F minimum night-time temperature in September in Llangollen46
    46°F min night temperature
  • 13 hours of daylight per day in September in Llangollen13
    13 hours of daylight per day
  • No heat & humidity in September in Llangollen0
    No heat & humidity
  • 4.0 inches monthly rainfall in September in Llangollen4.0
    4.0 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Llangollen4
    4 (Moderate) UV index

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Llangollen weather in October

Expect daytime maximum temperatures of 54°F in Llangollen, Wales in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 18 days with some rainfall and typically 4.6 inches of rainfall in the month.

  • 54°F maximum daytime temperature in October in Llangollen54
    54°F max day temperature
  • 3 hours of sunshine per day
  • 18 days with some rainfall in October in Llangollen18
    18 days with some rainfall
  • 43°F minimum night-time temperature in October in Llangollen43
    43°F min night temperature
  • 11 hours of daylight per day in October in Llangollen11
    11 hours of daylight per day
  • No heat & humidity in October in Llangollen0
    No heat & humidity
  • 4.6 inches monthly rainfall in October in Llangollen4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in October in Llangollen2
    2 (Low) UV index

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Llangollen weather in November

Expect daytime maximum temperatures of 46°F in Llangollen, Wales in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 19 days with some rainfall and typically 5.2 inches of rainfall in the month.

  • 46°F maximum daytime temperature in November in Llangollen46
    46°F max day temperature
  • 2 hours of sunshine per day
  • 19 days with some rainfall in November in Llangollen19
    19 days with some rainfall
  • 36°F minimum night-time temperature in November in Llangollen36
    36°F min night temperature
  • 9 hours of daylight per day in November in Llangollen9
    9 hours of daylight per day
  • No heat & humidity in November in Llangollen0
    No heat & humidity
  • 5.2 inches monthly rainfall in November in Llangollen5.2
    5.2 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in November in Llangollen1
    1 (Low) UV index

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Llangollen weather in December

Expect daytime maximum temperatures of 43°F in Llangollen, Wales in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 20 days with some rainfall and typically 5.6 inches of rainfall in the month.

  • 43°F maximum daytime temperature in December in Llangollen43
    43°F max day temperature
  • 1 hour of sunshine per day
  • 20 days with some rainfall in December in Llangollen20
    20 days with some rainfall
  • 34°F minimum night-time temperature in December in Llangollen34
    34°F min night temperature
  • 8 hours of daylight per day in December in Llangollen8
    8 hours of daylight per day
  • No heat & humidity in December in Llangollen0
    No heat & humidity
  • 5.6 inches monthly rainfall in December in Llangollen5.6
    5.6 inches of monthly rainfall
  • No UV (maximum) index in December in Llangollen0
    No UV (Maximum) Index UV index

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More about Llangollen

Llangollen by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Wales

  • Book hotels in the UK for £35 or less (London from £49)
  • Prices based on lowest saver room rates. T&Cs apply
  • Travel before 20th March 2026 (inclusive)

Expires at 23:59 on Friday 20th Mar 2026 · View all Travelodge offers

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The climate guide for Wales (Llangollen) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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Compare Llangollen weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Llangollen, Denbighshire, Wales and the UK (London).

Maximum daytime temperature (°F)

Llangollen, Denbighshire, Wales
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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