Galway, Ireland: Annual Weather Averages

July is the hottest month in Galway with an average temperature of 15.5°C (60°F) and the coldest is February at 6.2°C (43°F) with the most daily sunshine hours at 8 in June. The wettest month is October with an average of 95.9mm of rain. The best month to swim in the sea is in August when the average sea temperature is 15.88220333°C (61°F).

Average Temperature: Galway

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6 6 8 9 11 13 16 15 14 11 9 7
°F 43 43 46 48 52 56 60 60 57 52 47 45

Average High/Low Temperature: Galway

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 7 8 9 11 14 16 18 18 16 13 10 8
Low °C 5 5 6 6 9 11 13 13 12 10 7 6
High °F 45 46 49 52 57 60 64 64 60 55 50 47
Low °F 41 41 43 44 47 52 56 56 53 49 45 44

Average Rainfall: Galway

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 90 82 78 58 53 69 53 80 70 96 85 92
Days 5 7 3 9 10 7 8 7 6 4 6 5

Average Daily Sunshine Hours: Galway

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 3 4 5 7 7 8 5 5 5 5 3 3

Average Sea Temperature: Galway

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10 10 10 10 12 14 15 16 15 13 12 11
°F 50 50 49 50 53 57 60 61 58 55 53 51

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