Athens, Greece: Annual Weather Averages
August is the hottest month in Athens with an average temperature of 28.7°C (84°F) and the coldest is January at 10°C (50°F) with the most daily sunshine hours at 12 in July. The wettest month is December with an average of 97.6mm of rain. The best month to swim in the sea is in August when the average sea temperature is 25°C (77°F).
Average Temperature: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 10 | 10 | 13 | 16 | 21 | 26 | 29 | 29 | 24 | 20 | 15 | 12 |
| °F | 50 | 51 | 55 | 60 | 69 | 78 | 83 | 84 | 76 | 67 | 59 | 53 |
Average High/Low Temperature: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 13 | 14 | 17 | 20 | 25 | 30 | 33 | 34 | 29 | 24 | 19 | 15 |
| Low °C | 7 | 7 | 9 | 12 | 16 | 21 | 24 | 24 | 20 | 16 | 12 | 9 |
| High °F | 56 | 57 | 62 | 68 | 77 | 87 | 92 | 93 | 84 | 74 | 66 | 58 |
| Low °F | 44 | 44 | 48 | 53 | 60 | 69 | 74 | 75 | 68 | 61 | 53 | 48 |
Average Day/Night Temperature: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day °C | 10 | 12 | 13 | 17 | 22 | 26 | 29 | 29 | 25 | 20 | 16 | 11 |
| Night °C | 9 | 10 | 12 | 15 | 20 | 24 | 27 | 28 | 24 | 19 | 14 | 9 |
| Day °F | 51 | 53 | 56 | 62 | 71 | 80 | 84 | 83 | 77 | 68 | 61 | 52 |
| Night °F | 47 | 50 | 54 | 59 | 67 | 75 | 80 | 82 | 74 | 65 | 58 | 49 |
Average Rainfall: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 57 | 47 | 41 | 31 | 23 | 11 | 6 | 6 | 14 | 53 | 58 | 98 |
| Days | 9 | 7 | 8 | 6 | 4 | 1 | 1 | 1 | 3 | 5 | 8 | 11 |
Average Daily Sunshine Hours: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 5 | 6 | 6 | 7 | 9 | 12 | 12 | 11 | 8 | 6 | 4 | 3 |
Average Sea Temperature: Athens
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 16 | 15 | 15 | 16 | 19 | 22 | 24 | 25 | 24 | 22 | 20 | 17 |
| °F | 61 | 59 | 59 | 61 | 66 | 72 | 75 | 77 | 75 | 72 | 68 | 63 |
