Temperatures in May
It's hot in May in Kalutara with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 24°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Kalutara in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Kalutara with hot temperatures, averaging around 33°C during the day and nights close to 26°C. Plenty of days with a chance of precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-May
By mid-May, the average daytime temperature drops to around 32°C, with nights close to 26°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of May
By the end of May, the average daytime temperature in Kalutara will be around 32°C, with nights close to 27°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Water temperature
The water temperature at Kalutara is 27°C this month. Nice and warm for a swim.
Precipitation in May
In May, there is an average of 436 mm of precipitation, spread over 25 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
With an average precipitation chance of 81% this month, rainy days are almost inevitable.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Kalutara. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Kalutara in May |
London | ||
|---|---|---|---|
 Average Temperature |
32°C | 18°C | |
 High Temp |
33°C | 21°C | |
| Low Temp |
31°C | 15°C | |
 Total Precipitation |
436 mm | 46 mm | |
| Rainy Days |
25 days | 8 days | |
April
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Kalutara?
After some sun? Then May isn’t the best time to be in Kalutara. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Kalutara in May
With 35°C, Kalutara hit the highest temperature in the last 10 years in May 2022. The lowest daytime temperature in this month was 26°C in 2022. The extreme night temperatures ranged from a low of 4°C to a high of 30°C.
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Daily Temperature in May in Kalutara
This chart shows the average daily temperatures, both day and night, for each day in May in Kalutara, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Kalutara
The chart below shows the average daily precipitation in May for Kalutara, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 25 days of rain in Kalutara.
Daily UV Index in May in Kalutara
This chart shows the average daily UV index in May in Kalutara, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Kalutara Over the Years
This chart shows the average temperature in May in Kalutara, measured in degrees Celsius, over the past years.
Total Precipitation in May in Kalutara Over the Years
This chart shows the average precipitation in May in Kalutara, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Kalutara
Click on a specific day in May for detailed info on the typical weather on that day in Kalutara. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Kalutara
Have you been to Kalutara in May?
Share your weather experience in May in Kalutara.
Average Weather in Kalutara by Month
Click on a month below to see detailed weather info for Kalutara. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
