Dehiwala Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Dehiwala (Colombo District). The numbers are calculated over a 30-year period to provide a reliable average.

A lot of rain (rainy season) falls in the months: April, May, June, July, August, September, October, November and December.
On average, October is the wettest month with 355 mm of precipitation.
On average, January is the driest month with 74 mm of precipitation.
The average amount of annual precipitation is 2638 mm.

Current rainfall in Dehiwala

Tue Dec 03

32°C | 25°C

14 km/h

partly cloudy and no rain

hourly forecast

Wed Dec 04

32°C | 24°C

11 km/h

partly cloudy and no rain

hourly forecast

Thu Dec 05

31°C | 24°C

11 km/h

2.8 mm

partly cloudy and thunder

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Dehiwala.

Our site offers climate and forecast data for every country in the world. Are you going to Sri Lanka? On this website you can find historical weather averages for many cities in Sri Lanka. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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