The climate in Colombo during October can be summarized as hot, humid and very wet.
October is in the fall / autumn in Colombo and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 24°C (75°F) is normal.
|Daytime temperature||30°C 86°F|
|Nightly temperature||23.8°C 74.8°F|
|Average temperature||26.9°C 80.4°F|
|Daily sunshine||6.7 hrs|
|Avg rainfall||371 mm 14.6 ins|
|Rainy days||16 days|
|Sea temperature||28.1°C 82.7°F|
|Windspeed||7.9kph 5 mph|
On average October is the 2nd wettest month of the year in Colombo with around 371mm 14.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 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 Colombo in October 2022.
|Hottest month:||May||30.9°C 87.6°F|
|Driest month:||January||55mm 2.2ins|
|Coldest month:||December||30.1°C 86.2°F|
|Wettest month:||May||382mm 15ins|