Gampaha Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Gampaha (Gampaha 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 363 mm of precipitation.
On average, January is the driest month with 64 mm of precipitation.
The average amount of annual precipitation is 2606 mm.

Current rainfall in Gampaha

Sat Nov 02

32°C | 23°C

7 km/h

4.2 mm

broken clouds and rain

hourly forecast

Sun Nov 03

32°C | 23°C

7 km/h

14 mm

overcast and thunder

hourly forecast

Mon Nov 04

32°C | 22°C

7 km/h

24 mm

broken clouds 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 Gampaha.

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