Ratnapura Climate by Month
Ratnapura maintains a fairly consistent warm average temperature.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average day and night temperature
In Ratnapura temperatures are generally consistent throughout the year. Average daytime temperatures range from a very warm 31°C in March, the warmest time of the year, to a comfortable 28°C during cooler months like January. At night, temperatures typically average around 20°C during these months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Ratnapura experiences significant rainfall throughout the year, averaging 4043 mm of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, November receives heavy rainfall, averaging 574 mm of precipitation, recorded across 15 rainy days. In contrast, the drier season, March brings less rainfall, with 248 mm over 8 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
While the amount of sunshine in Ratnapura varies throughout the year, all seasons offer their own charm. Enjoy up to 9.2 hours of daily sun in March, and experience slightly darker atmosphere in September, with about 6.3 hours of daily sunlight.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in Ratnapura.
Relative humidity over the year
The best time of year to visit Ratnapura in Sri Lanka
Ratnapura has high temperatures year round ranging between 28°C and 30°C.The average rainfall figures in Ratnapura are quite high. Throughout the year, you have a chance of prolonged precipitation. So no matter what time of year you go, you will always have to deal with a high number of rainy days. This makes it more challenging to point out the best time of year to visit. If we needed to pick one month we would choose March which is the sunniest month of the year.
Other facts from our historical weather data:
March has an average maximum temperature of 31°C and is the hottest month of the year.
The coolest month is January with an average maximum temperature of 28°C.
November tops the wettest month list with 574 mm of rainfall.
March is the driest month with 248 mm of precipitation.
March is the sunniest month with an average of 276 hours of sunshine.
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.
