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

• Trincomalee, Sri Lanka latitude & longitude; 8°35'N 81°15'E.
• Altitude; 3 m (10 ft).
• The average temperature in Trincomalee, Sri Lanka is 28.1 °C (83 °F).
• The range of average monthly temperatures is 4.5 °C.
• The warmest average max/ high temperature is 34 °C (93 °F) in May, June, July, August & September.
• The coolest average min/ low temperature is 24 °C (75 °F) in January, February, October, November & December.
• Trincomalee receives on average 1727 mm (68.0 in) of precipitation annually or 144 mm (5.7 in) each month.
• On balance there are 109 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 9 days on an average month.
• The month with the driest weather is June when on balance 18 mm (0.7 in) of rain, sleet, hail or snow falls across 2 days.
• The month with the wettest weather is December when on balance 374 mm (14.7 in) of rain, sleet, hail or snow falls across 18 days.
• Mean relative humidity for an average year is recorded as 72.4% and on a monthly basis it ranges from 62% in July to 82% in November & December.
• On balance there are 0 days annually registering frost in Trincomalee and in January there are on average 0 days with frost.

Trincomalee Climate Graph (Metric | Imperial units)

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Trincomalee Weather Averages

Trincomalee Climograph/ Climate Chart (imperial)

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Trincomalee Temperatures in Farenheit