San Sebastian, Spain: Annual Weather Averages
July is the hottest month in San Sebastian with an average temperature of 20.5°C (69°F) and the coldest is January at 8.5°C (47°F) with the most daily sunshine hours at 6 in September. The wettest month is November with an average of 165mm of rain. The best month to swim in the sea is in August when the average sea temperature is 21.4°C (71°F).
Average Temperature: San Sebastian
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 9 | 10 | 11 | 13 | 15 | 18 | 21 | 21 | 20 | 16 | 12 | 10 |
°F | 47 | 49 | 52 | 55 | 59 | 64 | 69 | 69 | 67 | 60 | 53 | 49 |
Average High/Low Temperature: San Sebastian
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
High °C | 12 | 13 | 15 | 17 | 19 | 22 | 25 | 25 | 25 | 20 | 15 | 13 |
Low °C | 5 | 6 | 7 | 8 | 11 | 14 | 16 | 16 | 14 | 11 | 8 | 6 |
High °F | 54 | 55 | 59 | 63 | 66 | 72 | 77 | 77 | 77 | 68 | 59 | 55 |
Low °F | 41 | 43 | 45 | 46 | 52 | 57 | 61 | 61 | 57 | 52 | 46 | 43 |
Average Rainfall: San Sebastian
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | 160 | 130 | 130 | 160 | 120 | 90 | 70 | 110 | 115 | 145 | 165 | 130 |
Days | 13 | 12 | 12 | 16 | 14 | 12 | 11 | 11 | 12 | 14 | 15 | 14 |
Average Daily Sunshine Hours: San Sebastian
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hours | 4 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 3 | 3 |
Average Sea Temperature: San Sebastian
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 13 | 12 | 13 | 14 | 16 | 19 | 21 | 21 | 21 | 19 | 16 | 14 |
°F | 55 | 54 | 55 | 57 | 62 | 67 | 69 | 71 | 69 | 66 | 62 | 58 |