Polonnaruwa Weather and Climate: A Comprehensive Guide
Polonnaruwa maintains a fairly consistent very warm average temperature.
It also experiences much rainfall throughout the year.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
The temperature in Polonnaruwa remains steady throughout the year, providing a consistently very hot climate. Average daytime temperatures reach a very hot 36°C in May. In January, the coolest month of the year, temperatures drop to a comfortable 30°C.
At night, you can expect cooler temperatures, with averages dropping to around 22°C during this month.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Polonnaruwa has a relatively rainy climate with high precipitation levels, averaging 1213 mm of rainfall annually. Polonnaruwa can be quite wet during November, receiving approximately 246 mm of precipitation over 15 rainy days.
In contrast June, experiences much drier conditions, with 20 mm of rainfall, spread across 7 rainy days. For more details, please visit our Polonnaruwa Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Forecast for Polonnaruwa
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Polonnaruwa in Sri Lanka
Other facts from our historical weather data:Most rainfall (rainy season) is seen in October, November and December.
May has an average maximum temperature of 36°C and is the hottest month of the year.
The coolest month is February with an average maximum temperature of 30°C.
November tops the wettest month list with 246 mm of rainfall.
June is the driest month with 20 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
