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Moratuwa Weather and Climate: A Comprehensive Guide

Moratuwa maintains a fairly consistent very warm average temperature. It also has a relatively rainy climate with high levels of precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Moratuwa remains fairly constant, offering very warm temperatures throughout the year. On average, daytime temperatures range from a very warm 33°C in March to a comfortable 30°C in January.

Nighttime temperatures can drop, with average lows reaching 24°C in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Moratuwa is known for its substantial rainfall, with annual precipitation reaching 2712 mm. The seasons in Moratuwa, bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 357 mm of precipitation. This rainfall is distributed across 16 rainy days.

In contrast, the driest month, January, experiences much less rainfall, totaling 82 mm over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Moratuwa Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Moratuwa enjoys sunny spells year-round. March sees up to 9.2 hours of daily sunshine, perfect for a sunny trip. September, the least sunny month, still offers a generous 6.3 hours of sun despite this cloudier time of the year.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Colombo, Sri Lanka (14 KM, 8 Miles).

Daily hours of sunshine

Data from: Colombo, Sri Lanka (14 KM, 8 Miles).

Average water temperature

The mean water temperature over the year ranges from 26°C in August to 28°C in January.

Water temperature over the year

Data from: Colombo, Sri Lanka (14 KM, 8 Miles).

Forecast for Moratuwa

Thursday
20 Feb
Fair
Fair
30°C
0.4 mm
Friday
21 Feb
Fair
Fair
30°C
0 mm
Saturday
22 Feb
Fair
Fair
29°C
0.3 mm

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Moratuwa in Sri Lanka

Moratuwa has high temperatures year round ranging between 29°C and 32°C.
Other facts from our historical weather data:
  • Which is the hottest month in Moratuwa?
    March has an average maximum temperature of 33°C and is the hottest month of the year.
  • Which is the coolest month in Moratuwa?
    The coolest month is January with an average maximum temperature of 30°C.
  • Which is the wettest month in Moratuwa?
    October tops the wettest month list with 357 mm of rainfall.
  • Which is the driest month in Moratuwa?
    January is the driest month with 82 mm of precipitation.
  • Which is the sunniest month in Moratuwa?
    March is the sunniest month with an average of 276 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.