The climate in Grand-Bourg during July can be summarized as hot, humid and wet.
July is in the summer in Grand-Bourg and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.
|Daytime temperature||30.7°C 87.3°F|
|Nightly temperature||23.9°C 75°F|
|Average temperature||27.3°C 81.1°F|
|Daily sunshine||8.1 hrs|
|Avg rainfall||169 mm 6.7 ins|
|Rainy days||19 days|
|Sea temperature||28.2°C 82.8°F|
|Windspeed||21.2kph 13 mph|
On average July is the 6th wettest month of the year in Grand-Bourg with around 169mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 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 Grand-Bourg in July 2021.
|Hottest month:||July||30.5°C 86.9°F|
|Driest month:||February||84mm 3.3ins|
|Coldest month:||January||28.2°C 82.8°F|
|Wettest month:||November||278mm 10.9ins|