August weather forecastBournemouth, United Kingdom
August
Weather in August
The summer ambiance clings on during August in Bournemouth, albeit with a slight drop in overall temperature when compared to July. However, the margin of difference is so minimal that it barely affects the overall perception of Bournemouth's August weather. Average sea temperatures peak at 16.8°C (62.2°F) this month, inviting for beach activities. The days gradually become shorter, indicating that the transition to autumn is underway. Bournemouth continues to offer an atmosphere perfect for exploration and relaxation, even as summer solstice fades.Temperature
The commencement of August in Bournemouth introduces an average high-temperature of a still enjoyable 18.9°C (66°F), closely mirroring the preceding month. Nighttime readings during August register a minimal drop from daytime highs, averaging at a moderate 14.4°C (57.9°F).Humidity
The average relative humidity in August in Bournemouth is 82%.Rainfall
In Bournemouth, during August, the rain falls for 13.4 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, there are 162.1 rainfall days, and 328mm (12.91") of precipitation is accumulated.Snowfall
In Bournemouth, snow does not fall in March through October.Sea temperature
In Bournemouth, the average seawater temperature in August is 16.8°C (62.2°F).Note: For most individuals, swimming in 16.8°C (62.2°F) is not enjoyable. As the water temperature decreases from 21°C (69.8°F) to 15°C (59°F), breathing control becomes increasingly difficult.
Daylight
In Bournemouth, the average length of the day in August is 14h and 29min.On the first day of August in Bournemouth, sunrise is at 5:35 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:54 pm BST.
Sunshine
The average sunshine in August is 8.8h.UV index
In Bournemouth, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 4 in August translates into this advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Bournemouth, United Kingdom
- Average high temperature in August: 18.9°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is February (7.9°C).
- Average low temperature in August: 14.4°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).
Average pressure in August
Bournemouth, United Kingdom
- Average pressure in August: 1015.4mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in August
Bournemouth, United Kingdom
- Average wind speed in August: 17.7km/h
The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (16.7km/h).
Average humidity in August
Bournemouth, United Kingdom
- Average humidity in August: 82%
The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are April, May, July and September (81%).
Average rainfall in August
Bournemouth, United Kingdom
- Average rainfall in August: 27mm
The wettest month (with the highest rainfall) is November (46mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in August
Bournemouth, United Kingdom
- Average rainfall days in August: 13.4 days
The month with the highest number of rainy days is November (17.6 days).
The month with the least rainy days is May (11.3 days).
Average snowfall in August
Bournemouth, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is December (5mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Bournemouth, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in August
Bournemouth, United Kingdom
- Average sea temperature in August: 16.8°C
The best month for swimming (with the highest average sea temperature) is September (17.3°C).
The coldest month (with the lowest average sea temperature) is March (8.7°C).
Average daylight in August /
Average sunshine in August
Bournemouth, United Kingdom
- Average daylight in August: 14h and 30min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in August: 8h and 48min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in August
Bournemouth, United Kingdom
- Average sunshine days in August: 13.2 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is November (9.1 days).
Average UV index in August
Bournemouth, United Kingdom
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in August
Bournemouth, United Kingdom
- Average cloud cover in August: 43
The month with the most cloud cover is November (Cloud cover 58).
The months with the least cloud cover are July and September (Cloud cover 42).
Average visibility in August
Bournemouth, United Kingdom
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).








