Sri Lanka
29 to 32°C
3021 hours
sunshine per day
1813 mm
80 days
285 days
0 days

Climate of Sri Lanka

Sri Lanka has a tropical rainforest climate. It is usually (very) warm, humid and rainy all year round. The average annual temperature for Sri Lanka is 30° degrees and there is about 1813 mm of rain in a year. It is dry for 61 days a year with an average humidity of 79% and an UV-index of 7.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 29°C and 32°C
  • Night:the average nighttime temperature is between 23°C and 26°C
  • Rain: it rains 285 days and there is a total of approximately 1813 mm rainfall
  • Sun hours: throughout the year there are 3021 sun hours
Maximum temperature: between 29°C and 32°C
Warmest month: 32°C in February
Coldest month: 29°C in June
Night temperature: between 23°C and 26°C
Dry days: 80 days
Days with rain: 285 days
Days with snow: 0 days
Total rain sum: 1813 mm
Hours of sunshine: 3021 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Sri Lanka.

Precipitation graph

This graph shows the average amount of rainfall per month for Sri Lanka.

Climate table of Sri Lanka

In this climate table you can see at a glance what the average weather per month is for Sri Lanka. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Sri Lanka might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 31 32 32 32 31 29 29 29 29 30 30 30
Night temp. (°C) 23 23 24 26 26 26 25 25 25 25 24 24
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 38 47 64 102 246 260 209 208 158 202 175 104
Days with rain 11 13 20 25 28 29 30 30 27 27 25 20
Dry days 20 15 11 5 3 1 1 1 3 4 5 11
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 9 9 9 9 9 9 8 8 8 8 7 7
Wind force (Bft) 3 2 2 2 3 3 3 3 3 2 2 3
UV-index 7 7 7 7 6 7 7 6 7 7 7 7

Best time to visit Sri Lanka

To go to Sri Lanka, the best time to visit is January through March. In this period you have a warm temperature and little precipitation. In Sri Lanka, February is the warmest month with 32°C and the most cold month is 29°C in June.

Climate of Sri Lanka by month

What is the average climate in a given month for Sri Lanka? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

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