Butte weather by month

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

Temperature in Butte (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
28°F maximum daytime temperature in January in Butte28
34°F maximum daytime temperature in February in Butte34
41°F maximum daytime temperature in March in Butte41
50°F maximum daytime temperature in April in Butte50
61°F maximum daytime temperature in May in Butte61
70°F maximum daytime temperature in June in Butte70
79°F maximum daytime temperature in July in Butte79
77°F maximum daytime temperature in August in Butte77
66°F maximum daytime temperature in September in Butte66
55°F maximum daytime temperature in October in Butte55
39°F maximum daytime temperature in November in Butte39
30°F maximum daytime temperature in December in Butte30
Min temperature (night-time)
7°F minimum night-time temperature in January in Butte7
12°F minimum night-time temperature in February in Butte12
18°F minimum night-time temperature in March in Butte18
27°F minimum night-time temperature in April in Butte27
34°F minimum night-time temperature in May in Butte34
41°F minimum night-time temperature in June in Butte41
45°F minimum night-time temperature in July in Butte45
45°F minimum night-time temperature in August in Butte45
36°F minimum night-time temperature in September in Butte36
27°F minimum night-time temperature in October in Butte27
18°F minimum night-time temperature in November in Butte18
7°F minimum night-time temperature in December in Butte7
Heat & Humidity
No heat & humidity in January in Butte0
No heat & humidity in February in Butte0
No heat & humidity in March in Butte0
No heat & humidity in April in Butte0
No heat & humidity in May in Butte0
No heat & humidity in June in Butte0
Low heat & humidity in July in ButteL
No heat & humidity in August in Butte0
No heat & humidity in September in Butte0
No heat & humidity in October in Butte0
No heat & humidity in November in Butte0
No heat & humidity in December in Butte0

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

Sunshine & Daylight in Butte

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Butte9
10 hours of daylight per day in February in Butte10
12 hours of daylight per day in March in Butte12
14 hours of daylight per day in April in Butte14
15 hours of daylight per day in May in Butte15
16 hours of daylight per day in June in Butte16
15 hours of daylight per day in July in Butte15
14 hours of daylight per day in August in Butte14
12 hours of daylight per day in September in Butte12
11 hours of daylight per day in October in Butte11
9 hours of daylight per day in November in Butte9
9 hours of daylight per day in December in Butte9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Butte1
UV (maximum) index 2 (Low) in February in Butte2
UV (maximum) index 4 (Moderate) in March in Butte4
UV (maximum) index 5 (Moderate) in April in Butte5
UV (maximum) index 7 (High) in May in Butte7
UV (maximum) index 8 (Very High) in June in Butte8
UV (maximum) index 9 (Very High) in July in Butte9
UV (maximum) index 8 (Very High) in August in Butte8
UV (maximum) index 6 (High) in September in Butte6
UV (maximum) index 3 (Moderate) in October in Butte3
UV (maximum) index 2 (Low) in November in Butte2
UV (maximum) index 1 (Low) in December in Butte1

Rainfall in Butte

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Butte11
9 days with some rainfall in February in Butte9
11 days with some rainfall in March in Butte11
10 days with some rainfall in April in Butte10
12 days with some rainfall in May in Butte12
11 days with some rainfall in June in Butte11
8 days with some rainfall in July in Butte8
8 days with some rainfall in August in Butte8
8 days with some rainfall in September in Butte8
7 days with some rainfall in October in Butte7
9 days with some rainfall in November in Butte9
11 days with some rainfall in December in Butte11
Average monthly rainfall (inches)
0.9 inches monthly rainfall in January in Butte0.9
0.6 inches monthly rainfall in February in Butte0.6
0.9 inches monthly rainfall in March in Butte0.9
1.1 inches monthly rainfall in April in Butte1.1
2.0 inches monthly rainfall in May in Butte2.0
2.3 inches monthly rainfall in June in Butte2.3
1.4 inches monthly rainfall in July in Butte1.4
1.4 inches monthly rainfall in August in Butte1.4
1.4 inches monthly rainfall in September in Butte1.4
0.9 inches monthly rainfall in October in Butte0.9
0.7 inches monthly rainfall in November in Butte0.7
0.7 inches monthly rainfall in December in Butte0.7

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Butte by month

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

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The climate guide for Montana (Butte) 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 Butte?

Butte has a cold semi arid climate with warm summers.

Butte weather in January

Expect daytime maximum temperatures of 28°F in Butte, Montana in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall, which might fall as snow.

  • 28°F maximum daytime temperature in January in Butte28
    28°F max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in January in Butte11
    11 days with some rainfall
  • 7°F minimum night-time temperature in January in Butte7
    7°F min night temperature
  • 9 hours of daylight per day in January in Butte9
    9 hours of daylight per day
  • No heat & humidity in January in Butte0
    No heat & humidity
  • 0.9 inches monthly rainfall in January in Butte0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Butte1
    1 (Low) UV index

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Butte weather in February

Expect daytime maximum temperatures of 34°F in Butte, Montana in February based on long-term weather averages. There are 5 hours of sunshine per day on average, which might fall as snow.

  • 34°F maximum daytime temperature in February in Butte34
    34°F max day temperature
  • 5 hours of sunshine per day
  • 9 days with some rainfall in February in Butte9
    9 days with some rainfall
  • 12°F minimum night-time temperature in February in Butte12
    12°F min night temperature
  • 10 hours of daylight per day in February in Butte10
    10 hours of daylight per day
  • No heat & humidity in February in Butte0
    No heat & humidity
  • 0.6 inches monthly rainfall in February in Butte0.6
    0.6 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in February in Butte2
    2 (Low) UV index

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Butte weather in March

Expect daytime maximum temperatures of 41°F in Butte, Montana in March based on long-term weather averages. There are 7 hours of sunshine per day on average with 11 days with some rainfall, which might fall as snow.

  • 41°F maximum daytime temperature in March in Butte41
    41°F max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in March in Butte11
    11 days with some rainfall
  • 18°F minimum night-time temperature in March in Butte18
    18°F min night temperature
  • 12 hours of daylight per day in March in Butte12
    12 hours of daylight per day
  • No heat & humidity in March in Butte0
    No heat & humidity
  • 0.9 inches monthly rainfall in March in Butte0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in March in Butte4
    4 (Moderate) UV index

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Butte weather in April

Expect daytime maximum temperatures of 50°F in Butte, Montana in April based on long-term weather averages. There are 8 hours of sunshine per day on average with 10 days with some rainfall.

  • 50°F maximum daytime temperature in April in Butte50
    50°F max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in April in Butte10
    10 days with some rainfall
  • 27°F minimum night-time temperature in April in Butte27
    27°F min night temperature
  • 14 hours of daylight per day in April in Butte14
    14 hours of daylight per day
  • No heat & humidity in April in Butte0
    No heat & humidity
  • 1.1 inches monthly rainfall in April in Butte1.1
    1.1 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in April in Butte5
    5 (Moderate) UV index

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Butte weather in May

Expect daytime maximum temperatures of 61°F in Butte, Montana in May based on long-term weather averages. There are 9 hours of sunshine per day on average with 12 days with some rainfall and typically 2.0 inches of rainfall in the month.

  • 61°F maximum daytime temperature in May in Butte61
    61°F max day temperature
  • 9 hours of sunshine per day
  • 12 days with some rainfall in May in Butte12
    12 days with some rainfall
  • 34°F minimum night-time temperature in May in Butte34
    34°F min night temperature
  • 15 hours of daylight per day in May in Butte15
    15 hours of daylight per day
  • No heat & humidity in May in Butte0
    No heat & humidity
  • 2.0 inches monthly rainfall in May in Butte2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 7 (High) in May in Butte7
    7 (High) UV index

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Butte weather in June

Expect daytime maximum temperatures of 70°F in Butte, Montana in June based on long-term weather averages. There are 10 hours of sunshine per day on average with 11 days with some rainfall and typically 2.3 inches of rainfall in the month.

  • 70°F maximum daytime temperature in June in Butte70
    70°F max day temperature
  • 10 hours of sunshine per day
  • 11 days with some rainfall in June in Butte11
    11 days with some rainfall
  • 41°F minimum night-time temperature in June in Butte41
    41°F min night temperature
  • 16 hours of daylight per day in June in Butte16
    16 hours of daylight per day
  • No heat & humidity in June in Butte0
    No heat & humidity
  • 2.3 inches monthly rainfall in June in Butte2.3
    2.3 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Butte8
    8 (Very High) UV index

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Butte weather in July

Expect daytime maximum temperatures of 79°F in Butte, Montana in July based on long-term weather averages. There are 12 hours of sunshine per day on average.

  • 79°F maximum daytime temperature in July in Butte79
    79°F max day temperature
  • 12 hours of sunshine per day
  • 8 days with some rainfall in July in Butte8
    8 days with some rainfall
  • 45°F minimum night-time temperature in July in Butte45
    45°F min night temperature
  • 15 hours of daylight per day in July in Butte15
    15 hours of daylight per day
  • Low heat & humidity in July in ButteL
    Low heat & humidity
  • 1.4 inches monthly rainfall in July in Butte1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Butte9
    9 (Very High) UV index

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Butte weather in August

Expect daytime maximum temperatures of 77°F in Butte, Montana in August based on long-term weather averages. There are 10 hours of sunshine per day on average.

  • 77°F maximum daytime temperature in August in Butte77
    77°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in August in Butte8
    8 days with some rainfall
  • 45°F minimum night-time temperature in August in Butte45
    45°F min night temperature
  • 14 hours of daylight per day in August in Butte14
    14 hours of daylight per day
  • No heat & humidity in August in Butte0
    No heat & humidity
  • 1.4 inches monthly rainfall in August in Butte1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Butte8
    8 (Very High) UV index

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Butte weather in September

Expect daytime maximum temperatures of 66°F in Butte, Montana in September based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 66°F maximum daytime temperature in September in Butte66
    66°F max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in September in Butte8
    8 days with some rainfall
  • 36°F minimum night-time temperature in September in Butte36
    36°F min night temperature
  • 12 hours of daylight per day in September in Butte12
    12 hours of daylight per day
  • No heat & humidity in September in Butte0
    No heat & humidity
  • 1.4 inches monthly rainfall in September in Butte1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in Butte6
    6 (High) UV index

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Butte weather in October

Expect daytime maximum temperatures of 55°F in Butte, Montana in October based on long-term weather averages. There are 7 hours of sunshine per day on average.

  • 55°F maximum daytime temperature in October in Butte55
    55°F max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Butte7
    7 days with some rainfall
  • 27°F minimum night-time temperature in October in Butte27
    27°F min night temperature
  • 11 hours of daylight per day in October in Butte11
    11 hours of daylight per day
  • No heat & humidity in October in Butte0
    No heat & humidity
  • 0.9 inches monthly rainfall in October in Butte0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Butte3
    3 (Moderate) UV index

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Butte weather in November

Expect daytime maximum temperatures of 39°F in Butte, Montana in November based on long-term weather averages. There are 4 hours of sunshine per day on average, which might fall as snow.

  • 39°F maximum daytime temperature in November in Butte39
    39°F max day temperature
  • 4 hours of sunshine per day
  • 9 days with some rainfall in November in Butte9
    9 days with some rainfall
  • 18°F minimum night-time temperature in November in Butte18
    18°F min night temperature
  • 9 hours of daylight per day in November in Butte9
    9 hours of daylight per day
  • No heat & humidity in November in Butte0
    No heat & humidity
  • 0.7 inches monthly rainfall in November in Butte0.7
    0.7 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in November in Butte2
    2 (Low) UV index

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Butte weather in December

Expect daytime maximum temperatures of 30°F in Butte, Montana in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 11 days with some rainfall, which might fall as snow.

  • 30°F maximum daytime temperature in December in Butte30
    30°F max day temperature
  • 3 hours of sunshine per day
  • 11 days with some rainfall in December in Butte11
    11 days with some rainfall
  • 7°F minimum night-time temperature in December in Butte7
    7°F min night temperature
  • 9 hours of daylight per day in December in Butte9
    9 hours of daylight per day
  • No heat & humidity in December in Butte0
    No heat & humidity
  • 0.7 inches monthly rainfall in December in Butte0.7
    0.7 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Butte1
    1 (Low) UV index

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Butte by month

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

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The climate guide for Montana (Butte) 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 Butte with the UK

Below the Butte chart shows average maximum daytime temperature for Butte, Montana, USA and the UK (London).

Maximum daytime temperature (°F)

Butte, Montana, USA
UK (London)
45
34
45
41
50
50
55
61
63
70
68
79
72
77
72
66
66
55
59
39
50
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
28
30

Metric (°C)  |  Imperial (°F)

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