Weather in Bournemouth: August
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Average day temperature: | 68.3°F |
| Average night temperature: | 58.7°F | |
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Sea water temperature: | 65.1°F |
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Number of sunny days: | 11 days |
| Day length: | 13.6 - 15.3 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.2 in. | |
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| Bournemouth |
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| Bournemouth |
Air temperature in August, °F
The highest day temperature during August of 2025 was 78°F. At the same time the lowest night temperature was 51°F. Daily and nightly averages during August were 70.1°F and 58.7°F.
Sea water temperature in Bournemouth in August, °F
The average sea water temperature in August of 2025 was 66.8°F. The highest and lowest sea temperatures during the month were 67.6°F and 65.8°F.
Number of sunny, partly cloudy and cloudy days in August is almost equal.
Precipitation total in August, in.
Precipitation total value in Bournemouth in August is 2.0 in. Other months of the year show relatively similar values.
The average wind speed value in August is 11.2 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.3.
Best time for vacation in Bournemouth
Bournemouth on a weather map
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