Newcastle, United Kingdom: Annual Weather Averages
July is the hottest month in Newcastle with an average temperature of 14°C (57°F) and the coldest is January at 4°C (39°F) with the most daily sunshine hours at 6 in August. The wettest month is August with an average of 66mm of rain. The best month to swim in the sea is in August when the average sea temperature is 15°C (59°F).
Average Temperature: Newcastle
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 4 | 4 | 5 | 7 | 10 | 12 | 14 | 14 | 12 | 9 | 6 | 4 |
| °F | 39 | 39 | 41 | 45 | 50 | 54 | 57 | 57 | 54 | 48 | 43 | 39 |
Average High/Low Temperature: Newcastle
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 6 | 6 | 8 | 11 | 13 | 16 | 18 | 18 | 16 | 12 | 8 | 6 |
| Low °C | 1 | 1 | 2 | 3 | 6 | 8 | 9 | 10 | 8 | 6 | 3 | 1 |
| High °F | 43 | 43 | 46 | 52 | 55 | 61 | 64 | 64 | 61 | 54 | 46 | 43 |
| Low °F | 34 | 34 | 36 | 37 | 43 | 46 | 48 | 50 | 46 | 43 | 37 | 34 |
Average Rainfall: Newcastle
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 55 | 38 | 48 | 44 | 51 | 51 | 52 | 66 | 55 | 50 | 60 | 54 |
| Days | 19 | 15 | 17 | 15 | 15 | 14 | 14 | 15 | 15 | 17 | 18 | 18 |
Average Daily Sunshine Hours: Newcastle
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 2 |
Average Sea Temperature: Newcastle
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 7 | 6 | 6 | 7 | 9 | 11 | 14 | 15 | 14 | 12 | 10 | 8 |
| °F | 45 | 43 | 43 | 45 | 48 | 52 | 57 | 59 | 57 | 54 | 50 | 46 |
