Weymouth, United Kingdom: Annual Weather Averages
July is the hottest month in Weymouth with an average temperature of 17°C (63°F) and the coldest is January at 6°C (43°F) with the most daily sunshine hours at 7 in August. The wettest month is December with an average of 70mm of rain. The best month to swim in the sea is in September when the average sea temperature is 17°C (63°F).
Average Temperature: Weymouth
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 6 | 7 | 8 | 9 | 12 | 14 | 17 | 17 | 16 | 12 | 9 | 7 |
| °F | 43 | 44 | 46 | 48 | 54 | 57 | 63 | 63 | 60 | 53 | 47 | 44 |
Average High/Low Temperature: Weymouth
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 7 | 9 | 10 | 12 | 15 | 17 | 19 | 19 | 18 | 13 | 10 | 8 |
| Low °C | 5 | 4 | 5 | 6 | 9 | 11 | 15 | 15 | 13 | 10 | 7 | 5 |
| High °F | 45 | 48 | 50 | 54 | 59 | 63 | 66 | 66 | 64 | 55 | 50 | 46 |
| Low °F | 41 | 39 | 41 | 43 | 48 | 52 | 59 | 59 | 55 | 50 | 45 | 41 |
Average Rainfall: Weymouth
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 60 | 50 | 40 | 30 | 30 | 40 | 30 | 30 | 50 | 60 | 60 | 70 |
| Days | 20 | 16 | 18 | 17 | 13 | 16 | 13 | 12 | 16 | 19 | 20 | 19 |
Average Daily Sunshine Hours: Weymouth
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 2 | 3 | 4 | 6 | 7 | 7 | 7 | 7 | 5 | 4 | 3 | 2 |
Average Sea Temperature: Weymouth
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 10 | 9 | 9 | 10 | 11 | 13 | 15 | 17 | 17 | 16 | 14 | 12 |
| °F | 49 | 49 | 48 | 50 | 53 | 56 | 59 | 62 | 63 | 61 | 58 | 53 |
