The climate in Guissény during August can be summarized as mild and reasonably dry.
August is in the summer in Guissény and is typically the warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 13°C (55°F) is normal.
|Daytime temperature||20.1°C 68.2°F|
|Nightly temperature||12.9°C 55.2°F|
|Average temperature||16.5°C 61.7°F|
|Daily sunshine||7.3 hrs|
|Avg rainfall||66 mm 2.6 ins|
|Rainy days||15 days|
|Sea temperature||17.6°C 63.7°F|
|Windspeed||15.1kph 9 mph|
On average August is the 3rd driest month of the year in Guissény with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.3 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guissény in August 2023.
|Hottest month:||July||20.1°C 68.2°F|
|Driest month:||July||49mm 1.9ins|
|Coldest month:||January||9°C 48.2°F|
|Wettest month:||December||134mm 5.3ins|