The climate in Galle during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Galle and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 24°C (75°F) is normal.
|Daytime temperature||29°C 84.1°F|
|Nightly temperature||23.7°C 74.6°F|
|Average temperature||26.3°C 79.3°F|
|Daily sunshine||6.2 hrs|
|Avg rainfall||249 mm 9.8 ins|
|Rainy days||12 days|
|Sea temperature||28.1°C 82.5°F|
|Windspeed||15.1kph 9 mph|
On average September is the 4th wettest month of the year in Galle with around 249mm 9.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 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 Galle in September 2023.
Best places to visit in September
|Hottest month:||April||30.5°C 86.9°F|
|Driest month:||January||94mm 3.7ins|
|Coldest month:||January||29.4°C 84.9°F|
|Wettest month:||October||340mm 13.4ins|