Castletownbere weather by month

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

Temperature
Rainfall
Sunshine & UV index

Temperature in Castletownbere (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	9	9	10	12	14	16	18	18	16	14	11	9
Min temperature (night-time)	4	3	4	5	7	10	11	11	10	8	5	4
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0
Sea temperature	10	9	9	10	11	13	15	15	15	13	12	10

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

Sunshine & UV index in Castletownbere

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	2	2	3	5	6	5	5	5	4	3	2	1
Daily hours of daylight	8	10	12	14	16	17	16	15	13	11	9	8
UV Index (Maximum)	1	1	2	4	5	6	6	5	4	2	1	0

Rainfall in Castletownbere

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	24	20	21	17	18	17	16	20	19	22	23	23
Average monthly rainfall (mm)	176	132	128	82	93	82	81	112	132	158	156	174

More about Castletownbere

Castletownbere by month

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

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The climate guide for Ireland (Castletownbere) 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 Castletownbere?

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

Castletownbere weather in January

Expect daytime maximum temperatures of 9°C in Castletownbere, Ireland in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 24 days with some rainfall and typically 176 mm of rainfall in the month.

9
9°C max day temperature
2
2 hours of sunshine per day
24
24 days with some rainfall
4
4°C min night temperature
8
8 hours of daylight per day
0
No heat & humidity
176
176 mm of monthly rainfall
1
1 (Low) UV index
10
10°C sea temperature

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Castletownbere weather in February

Expect daytime maximum temperatures of 9°C in Castletownbere, Ireland in February based on long-term weather averages. There are 2 hours of sunshine per day on average with 20 days with some rainfall and typically 132 mm of rainfall in the month.

9
9°C max day temperature
2
2 hours of sunshine per day
20
20 days with some rainfall
3
3°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
132
132 mm of monthly rainfall
1
1 (Low) UV index
9
9°C sea temperature

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Castletownbere weather in March

Expect daytime maximum temperatures of 10°C in Castletownbere, 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 128 mm of rainfall in the month.

10
10°C max day temperature
3
3 hours of sunshine per day
21
21 days with some rainfall
4
4°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
128
128 mm of monthly rainfall
2
2 (Low) UV index
9
9°C sea temperature

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Castletownbere weather in April

Expect daytime maximum temperatures of 12°C in Castletownbere, 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 82 mm of rainfall in the month.

12
12°C max day temperature
5
5 hours of sunshine per day
17
17 days with some rainfall
5
5°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
82
82 mm of monthly rainfall
4
4 (Moderate) UV index
10
10°C sea temperature

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Castletownbere weather in May

Expect daytime maximum temperatures of 14°C in Castletownbere, 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 93 mm of rainfall in the month.

14
14°C max day temperature
6
6 hours of sunshine per day
18
18 days with some rainfall
7
7°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
93
93 mm of monthly rainfall
5
5 (Moderate) UV index
11
11°C sea temperature

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Castletownbere weather in June

Expect daytime maximum temperatures of 16°C in Castletownbere, Ireland in June based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 82 mm of rainfall in the month.

16
16°C max day temperature
5
5 hours of sunshine per day
17
17 days with some rainfall
10
10°C min night temperature
17
17 hours of daylight per day
0
No heat & humidity
82
82 mm of monthly rainfall
6
6 (High) UV index
13
13°C sea temperature

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Castletownbere weather in July

Expect daytime maximum temperatures of 18°C in Castletownbere, Ireland in July based on long-term weather averages. There are 5 hours of sunshine per day on average with 16 days with some rainfall and typically 81 mm of rainfall in the month.

18
18°C max day temperature
5
5 hours of sunshine per day
16
16 days with some rainfall
11
11°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
81
81 mm of monthly rainfall
6
6 (High) UV index
15
15°C sea temperature

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Castletownbere weather in August

Expect daytime maximum temperatures of 18°C in Castletownbere, Ireland in August based on long-term weather averages. There are 5 hours of sunshine per day on average with 20 days with some rainfall and typically 112 mm of rainfall in the month.

18
18°C max day temperature
5
5 hours of sunshine per day
20
20 days with some rainfall
11
11°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
112
112 mm of monthly rainfall
5
5 (Moderate) UV index
15
15°C sea temperature

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Castletownbere weather in September

Expect daytime maximum temperatures of 16°C in Castletownbere, Ireland in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 19 days with some rainfall and typically 132 mm of rainfall in the month.

16
16°C max day temperature
4
4 hours of sunshine per day
19
19 days with some rainfall
10
10°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
132
132 mm of monthly rainfall
4
4 (Moderate) UV index
15
15°C sea temperature

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Castletownbere weather in October

Expect daytime maximum temperatures of 14°C in Castletownbere, Ireland in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 22 days with some rainfall and typically 158 mm of rainfall in the month.

14
14°C max day temperature
3
3 hours of sunshine per day
22
22 days with some rainfall
8
8°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
158
158 mm of monthly rainfall
2
2 (Low) UV index
13
13°C sea temperature

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Castletownbere weather in November

Expect daytime maximum temperatures of 11°C in Castletownbere, 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 156 mm of rainfall in the month.

11
11°C max day temperature
2
2 hours of sunshine per day
23
23 days with some rainfall
5
5°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
156
156 mm of monthly rainfall
1
1 (Low) UV index
12
12°C sea temperature

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Castletownbere weather in December

Expect daytime maximum temperatures of 9°C in Castletownbere, 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 174 mm of rainfall in the month.