Sri Lanka Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

  • Colombo, Sri Lanka latitude & longitude; 6°54'N 79°52'E.
  • Altitude; 7 m (23 ft).
  • The average temperature in Sri Lanka is 27.0 °C (81 °F).
  • The range of average monthly temperatures is 2 °C.
  • The warmest average max/ high temperature is 31 °C (88 °F) in February, March, April & May.
  • The coolest average min/ low temperature is 22 °C (72 °F) in January & February.
  • Sri Lanka receives on average 2397 mm (94.4 in) of precipitation annually or 200 mm (7.9 in) each month.
  • On balance there are 188 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 16 days on an average month.
  • The month with the driest weather is January when on balance 88 mm (3.5 in) of rain, sleet, hail or snow falls across 8 days.
  • The month with the wettest weather is October when on balance 354 mm (13.9 in) of rain, sleet, hail or snow falls across 21 days.
  • Mean relative humidity for an average year is recorded as 79.8% and on a monthly basis it ranges from 75% in January to 83% in October.
  • On balance there are 0 days annually registering frost in Sri Lanka and in January there are on average 0 days with frost.

Sri Lanka Climate Graph (Metric | Imperial units)

Sri Lanka Climate Graph

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Sri Lanka Weather Averages

  Average Minimum Temperatures in Sri Lanka (°C) Average Maximum Temperature in Sri Lanka (°C) Sri Lanka Average Temperature (°C) Average Sea Temp (°C) Average Precipitation/ Rainfall (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Sri Lanka (Beaufort) Average Number of Days with Frost  
Weather in Sri Lanka in January 22 30 26 - 88 8 - 75 2 0 Average Temperature in Sri Lanka in January
Weather in Sri Lanka in February 22 31 26.5 - 96 7 - 76 2 0 Average Temperature in Sri Lanka in February
Weather in Sri Lanka in March 23 31 27 - 118 11 - 78.0 2 0 Average Temperature in Sri Lanka in March
Weather in Sri Lanka in April 24 31 28 - 260 18 - 81 2 0 Average Temperature in Sri Lanka in April
Weather in Sri Lanka in May 25 31 28 - 353 23 - 82 2 0 Average Temperature in Sri Lanka in May
Weather in Sri Lanka in June 25 30 28 - 212 22 - 82 2 0 Average Temperature in Sri Lanka in June
Weather in Sri Lanka in July 25 29 27 - 140 15 - 81 2 0 Average Temperature in Sri Lanka in July
Weather in Sri Lanka in August 25 29 27 - 124 15 - 80 2 0 Average Temperature in Sri Lanka in August
Weather in Sri Lanka in September 25 30 28 - 153 17 - 80 2 0 Average Temperature in Sri Lanka in September
Weather in Sri Lanka in October 24 29 27 - 354 21 - 83 2 0 Average Temperature in Sri Lanka in October
Weather in Sri Lanka in November 23 30 27 - 324 19 - 82 2 0 Average Temperature in Sri Lanka in November
Weather in Sri Lanka in December 23 30 26.5 - 175 12 - 78 2 0 Average Temperature in Sri Lanka in December

Sri Lanka Climograph/ Climate Chart (imperial)

Sri Lanka Temperature Chart

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Sri Lanka Temperatures in Farenheit

  Average Minimum Temperatures in Sri Lanka (°F) Average Maximum Temperature in Sri Lanka (°F) Average Temperature (°F) Average Sea Temp (°F) Average Precipitation/ Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Sri Lanka in January 72 86 79 - 3.5 8 - 75 2 0 Climate in Sri Lanka in January
Temperatures in Sri Lanka in February 72 88 80 - 3.8 7 - 76 2 0 Climate in Sri Lanka in February
Temperatures in Sri Lanka in March 73 88 81 - 4.6 11 - 78 2 0 Climate in Sri Lanka in March
Temperatures in Sri Lanka in April 75 88 82 - 10.2 18 - 81 2 0 Climate in Sri Lanka in April
Temperatures in Sri Lanka in May 77 88 82 - 13.9 23 - 82 2 0 Climate in Sri Lanka in May
Temperatures in Sri Lanka in June 77 86 82 - 8.3 22 - 82 2 0 Climate in Sri Lanka in June
Temperatures in Sri Lanka in July 77 84 81 - 5.5 15 - 81 2 0 Climate in Sri Lanka in July
Temperatures in Sri Lanka in August 77 84 81 - 4.9 15 - 80 2 0 Climate in Sri Lanka in August
Temperatures in Sri Lanka in September 77 86 82 - 6.0 17 - 80 2 0 Climate in Sri Lanka in September
Temperatures in Sri Lanka in October 75 84 80 - 13.9 21 - 83 2 0 Climate in Sri Lanka in October
Temperatures in Sri Lanka in November 73 86 80 - 12.8 19 - 82 2 0 Climate in Sri Lanka in November
Temperatures in Sri Lanka in December 73 86 80 - 6.9 12 - 78 2 0 Climate in Sri Lanka in December

Figures for Colombo, Sri Lanka. See also:

Forum: Sri Lanka

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