May weather forecast and climate
Bentota, Sri Lanka

What is the temperature in May in Bentota?

In Bentota, in May, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 25°C (77°F).

How much does it rain in Bentota in May?

In May, the rain falls for 13 days. Throughout May, 388mm (15.3") of precipitation is accumulated.

What is the rainiest month in Bentota?

May is the month with the most rainfall. Rain falls for 13 days and accumulates 388mm (15.3") of precipitation.
Average temperature in May - Bentota, Sri Lanka
  • Average high temperature in May: 31°C

The warmest month (with the highest average high temperature) is April (32°C).
Months with the lowest average high temperature are June, July, August, September, October, November and December (30°C).

  • Average low temperature in May: 25°C

Months with the highest average low temperature are May, June, July, August and September (25°C).
The coldest month (with the lowest average low temperature) is January (22°C).

Average rainfall in May - Bentota, Sri Lanka
  • Average rainfall in May: 388mm

The wettest month (with the highest rainfall) is May (388mm).
The driest month (with the lowest rainfall) is January (73mm).

Average rainfall days in May - Bentota, Sri Lanka
  • Average rainfall days in May: 13 days

The month with the highest number of rainy days is October (15 days).
Months with the lowest number of rainy days are January and February (5 days).

Average sea temperature in May - Bentota, Sri Lanka
  • Average sea temperature in May: 29.1°C

The best month for swimming (with the highest average sea temperature) is April (29.6°C).
The coldest month (with the lowest average sea temperature) is July (27.3°C).

Average daylight in May / Average sunshine in May - Bentota, Sri Lanka
  • Average daylight in May: 12.4h

Months with the longest days are June and July (Average daylight: 12.5h).
Months with shortest days are January, November and December (Average daylight: 11.8h).

  • Average sunshine in May: 6h

The month with most sunshine is March (Average sunshine: 9h).
Months with least sunshine are May, June, July, August, September and October (Average sunshine: 6).

Average UV index in May - Bentota, Sri Lanka
  • Average UV index in May: 12

Months with the highest UV index are January, February, March, April, May, June, July, August, September and October (UV index 12).
Months with the lowest UV index are November and December (UV index 11).

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