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Ballyliffin weather by month
Check out Ballyliffin weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Ballyliffin (°C)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max temperature (daytime) | 7 |
7 |
8 |
10 |
13 |
15 |
16 |
17 |
15 |
12 |
9 |
7 |
| Min temperature (night-time) | 2 |
2 |
2 |
4 |
6 |
8 |
10 |
10 |
9 |
7 |
4 |
3 |
| Heat & Humidity | 0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Sea temperature | 8 |
8 |
8 |
9 |
10 |
12 |
14 |
15 |
14 |
13 |
11 |
10 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & UV index in Ballyliffin
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily hours of sunshine | ||||||||||||
| Daily hours of daylight | 8 |
10 |
12 |
14 |
16 |
17 |
17 |
15 |
13 |
10 |
8 |
7 |
| UV Index (Maximum) | 0 |
1 |
2 |
3 |
5 |
5 |
6 |
5 |
3 |
2 |
1 |
0 |
Rainfall in Ballyliffin
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of days with some rain | 23 |
18 |
21 |
17 |
18 |
17 |
19 |
20 |
21 |
23 |
23 |
23 |
| Average monthly rainfall (mm) | 134 |
95 |
98 |
74 |
76 |
81 |
90 |
104 |
117 |
132 |
129 |
131 |
More about Ballyliffin
Ballyliffin by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Ireland
The climate guide for Ireland (Ballyliffin) 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 Ballyliffin?
Ballyliffin has a temperate climate with warm summers and some rainfall in all months.
Ballyliffin weather in January
Expect daytime maximum temperatures of 7°C in Ballyliffin, Ireland in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 23 days with some rainfall and typically 134 mm of rainfall in the month.
- 7°C max day temperature
7 - 1 hour of sunshine per day
- 23 days with some rainfall
23 - 2°C min night temperature
2 - 8 hours of daylight per day
8 - No heat & humidity
0 - 134 mm of monthly rainfall
134 - No UV (Maximum) Index UV index
0 - 8°C sea temperature
8
Ballyliffin weather in February
Expect daytime maximum temperatures of 7°C in Ballyliffin, Ireland in February based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 95 mm of rainfall in the month.
- 7°C max day temperature
7 - 2 hours of sunshine per day
- 18 days with some rainfall
18 - 2°C min night temperature
2 - 10 hours of daylight per day
10 - No heat & humidity
0 - 95 mm of monthly rainfall
95 - 1 (Low) UV index
1 - 8°C sea temperature
8
Ballyliffin weather in March
Expect daytime maximum temperatures of 8°C in Ballyliffin, Ireland in March based on long-term weather averages. There are 3 hours of sunshine per day on average with 21 days with some rainfall and typically 98 mm of rainfall in the month.
- 8°C max day temperature
8 - 3 hours of sunshine per day
- 21 days with some rainfall
21 - 2°C min night temperature
2 - 12 hours of daylight per day
12 - No heat & humidity
0 - 98 mm of monthly rainfall
98 - 2 (Low) UV index
2 - 8°C sea temperature
8
Ballyliffin weather in April
Expect daytime maximum temperatures of 10°C in Ballyliffin, Ireland in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 74 mm of rainfall in the month.
- 10°C max day temperature
10 - 5 hours of sunshine per day
- 17 days with some rainfall
17 - 4°C min night temperature
4 - 14 hours of daylight per day
14 - No heat & humidity
0 - 74 mm of monthly rainfall
74 - 3 (Moderate) UV index
3 - 9°C sea temperature
9
Ballyliffin weather in May
Expect daytime maximum temperatures of 13°C in Ballyliffin, Ireland in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 76 mm of rainfall in the month.
- 13°C max day temperature
13 - 6 hours of sunshine per day
- 18 days with some rainfall
18 - 6°C min night temperature
6 - 16 hours of daylight per day
16 - No heat & humidity
0 - 76 mm of monthly rainfall
76 - 5 (Moderate) UV index
5 - 10°C sea temperature
10
Ballyliffin weather in June
Expect daytime maximum temperatures of 15°C in Ballyliffin, Ireland in June based on long-term weather averages. There are 6 hours of sunshine per day on average with 17 days with some rainfall and typically 81 mm of rainfall in the month.
- 15°C max day temperature
15 - 6 hours of sunshine per day
- 17 days with some rainfall
17 - 8°C min night temperature
8 - 17 hours of daylight per day
17 - No heat & humidity
0 - 81 mm of monthly rainfall
81 - 5 (Moderate) UV index
5 - 12°C sea temperature
12
Ballyliffin weather in July
Expect daytime maximum temperatures of 16°C in Ballyliffin, Ireland in July based on long-term weather averages. There are 4 hours of sunshine per day on average with 19 days with some rainfall and typically 90 mm of rainfall in the month.
- 16°C max day temperature
16 - 4 hours of sunshine per day
- 19 days with some rainfall
19 - 10°C min night temperature
10 - 17 hours of daylight per day
17 - No heat & humidity
0 - 90 mm of monthly rainfall
90 - 6 (High) UV index
6 - 14°C sea temperature
14
Ballyliffin weather in August
Expect daytime maximum temperatures of 17°C in Ballyliffin, Ireland in August based on long-term weather averages. There are 4 hours of sunshine per day on average with 20 days with some rainfall and typically 104 mm of rainfall in the month.
- 17°C max day temperature
17 - 4 hours of sunshine per day
- 20 days with some rainfall
20 - 10°C min night temperature
10 - 15 hours of daylight per day
15 - No heat & humidity
0 - 104 mm of monthly rainfall
104 - 5 (Moderate) UV index
5 - 15°C sea temperature
15
Ballyliffin weather in September
Expect daytime maximum temperatures of 15°C in Ballyliffin, Ireland in September based on long-term weather averages. There are 3 hours of sunshine per day on average with 21 days with some rainfall and typically 117 mm of rainfall in the month.
- 15°C max day temperature
15 - 3 hours of sunshine per day
- 21 days with some rainfall
21 - 9°C min night temperature
9 - 13 hours of daylight per day
13 - No heat & humidity
0 - 117 mm of monthly rainfall
117 - 3 (Moderate) UV index
3 - 14°C sea temperature
14
Ballyliffin weather in October
Expect daytime maximum temperatures of 12°C in Ballyliffin, Ireland in October based on long-term weather averages. There are 2 hours of sunshine per day on average with 23 days with some rainfall and typically 132 mm of rainfall in the month.
- 12°C max day temperature
12 - 2 hours of sunshine per day
- 23 days with some rainfall
23 - 7°C min night temperature
7 - 10 hours of daylight per day
10 - No heat & humidity
0 - 132 mm of monthly rainfall
132 - 2 (Low) UV index
2 - 13°C sea temperature
13
Ballyliffin weather in November
Expect daytime maximum temperatures of 9°C in Ballyliffin, Ireland in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 23 days with some rainfall and typically 129 mm of rainfall in the month.
- 9°C max day temperature
9 - 2 hours of sunshine per day
- 23 days with some rainfall
23 - 4°C min night temperature
4 - 8 hours of daylight per day
8 - No heat & humidity
0 - 129 mm of monthly rainfall
129 - 1 (Low) UV index
1 - 11°C sea temperature
11
Ballyliffin weather in December
Expect daytime maximum temperatures of 7°C in Ballyliffin, Ireland in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 23 days with some rainfall and typically 131 mm of rainfall in the month.
- 7°C max day temperature
7 - 1 hour of sunshine per day
- 23 days with some rainfall
23 - 3°C min night temperature
3 - 7 hours of daylight per day
7 - No heat & humidity
0 - 131 mm of monthly rainfall
131 - No UV (Maximum) Index UV index
0 - 10°C sea temperature
10
More about Ballyliffin
Ballyliffin by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Ireland
- Explore latest offers on Fred Olsen Cruises in 2026/2027
- Find last minute deals or early bird discounts
- Filter offers by price, destination, ship & departure point
The climate guide for Ireland (Ballyliffin) 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.
Compare Ballyliffin weather with the UK
The weather chart below compares the average monthly maximum daytime temperature for Ballyliffin, County Donegal, Ireland and the UK (London).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
More about Ireland
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