Boulogne-sur-Mer in august: average Weather, Temperature and Climate
Weather in Boulogne-sur-Mer in august 2025
The weather in Boulogne-sur-Mer in the month of august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather
Weather at 6am
63°F
Clear/Sunny
32% of time
25%
24%
15%
Weather at 12pm
67°F
Clear/Sunny
37% of time
27%
23%
9%
Weather at 6pm
67°F
Clear/Sunny
47% of time
25%
16%
10%
Weather at 3am
63°F
37%
24%
23%
12%
Evolution of daily average temperature and precipitation in Boulogne-sur-Mer in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Boulogne-sur-Mer in august.
The climate of Boulogne-sur-Mer in august is good
the weather in Boulogne-sur-Mer in august is wet (with 3.9in of rainfall over 6 days). The weather's not getting better compared to the previous month since in july there is an average of 2.8in of precipitation over 5 days.
The climate quite good here august. The thermometer averaged maximum of 68°F. In the morning the temperature drops to 63°F. Thus, the mean temperature average on this month of august in Boulogne-sur-Mer is 65°F. These temperatures are far removed from those records observed in Boulogne-sur-Mer in the month of august with a maximum record of 86°F in 2020 and a minimum record of 54°F in 2010. You can plan to have about 24 days with temperatures over 65°F, or 77% of time.
Day length in Boulogne-sur-Mer in august is 14:31. Sunrise is at 05:42 and sets at 20:13.
With a good weather, the month of august is recommended to go in that area.
Seasonal average climate and temperature of Boulogne-sur-Mer in august
Check below seasonal norms These statistics are compiled from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 65°F | ||||
| Highest temperature | 68°F | ||||
| Lowest temperature | 63°F | ||||
| Highest record temperature | 86°F (2020) | ||||
| Lowest record temperature | 54°F (2010) | ||||
| Number of days at +65°F | 24 day(s) (77%) | ||||
| Sea temperature | |||||
| Average sea temperature | 65°F | ||||
| Lowest sea temperature | 63°F | ||||
| Highest sea temperature | 67°F | ||||
| Wind | |||||
| Wind speed | 24km/h | ||||
| Wind temperature | 61°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.9in | ||||
| Number of days with rainfall | 6 day(s) (21%) | ||||
| Record daily rainfall | 1.5in (2011) | ||||
| Other climate data | |||||
| Humidity | 86% | ||||
| Visibility | 9.55km | ||||
| Cloud cover | 37% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:42 | ||||
| Time of sunset | 20:13 | ||||
| Length of day | 14:31 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Boulogne-sur-Mer in august 2024:
67°F to 72°F
65°F to 68°F
65°F to 67°F
61°F to 65°F
58°F to 70°F
63°F to 70°F
61°F to 67°F
63°F to 67°F
65°F to 68°F
63°F to 68°F
63°F to 81°F
67°F to 83°F
65°F to 68°F
65°F to 70°F
63°F to 67°F
67°F to 68°F
63°F to 68°F
61°F to 67°F
61°F to 68°F
63°F to 67°F
59°F to 65°F
59°F to 68°F
65°F to 68°F
63°F to 70°F
59°F to 65°F
61°F to 67°F
59°F to 74°F
61°F to 76°F
63°F to 67°F
59°F to 70°F
63°F to 76°F
Map: other cities in the North of France in august
Cities near Boulogne-sur-Mer:
| Le Portel in august | good weather |
| Wimereux in august | good weather |
| Equihen-Plage in august | good weather |
| Ambleteuse in august | good weather |
| Hardelot-Plage in august | good weather |
| Audresselles in august | good weather |
| Audinghen in august | good weather |
| Dannes in august | good weather |
| Tardinghen in august | good weather |
| Sainte-Cécile-Plage (Camiers) in august | good weather |
| Desvres in august | good weather |
| Wissant in august | good weather |
Click over cities on the map for information about the weather in august.
Boulogne-sur-Mer
perfect weather
good
tolerable
bad
very bad
Weather data for Boulogne-sur-Mer in august:
Weather data for Boulogne-sur-Mer for august are derived from an average of the weather forecast since 2009 in Boulogne-sur-Mer. There is a margin of error and these forecasts are to be considered as general information only. The weather in Boulogne-sur-Mer can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Boulogne-sur-Mer.