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 |
