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May Weather in Mawalgama, Sri Lanka

Last updated: August 31, 2025

In May, the average temperature in Mawalgama, Sri Lanka hovers around 26°C (79°F), providing a pleasant climate for outdoor activities. Expect minimums of 22°C (72°F) and maximums of 32°C (90°F), giving a wide range of warm days. However, be prepared for some rain, with precipitation measuring 393 mm (15.5 in) over 29 days. The air maintains a high humidity level of 79%, making it feel even warmer.

May Temperature in Mawalgama

In May in Mawalgama, the average temperature is 26°C (79°F). Maximums can reach 32°C (90°F), and minimums can be as low as 22°C (72°F). This mild weather makes it an ideal time for traveling and exploring the local attractions.

May Weather in Mawalgama: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Mawalgama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mawalgama, May typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec777980807978787777777777
Data source: Temperature data for Mawalgama generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Mawalgama

In Mawalgama in May, the precipitation amount is 393 mm (15.5 in) spread over a period of 29 days.

May Precipitation Trends in Mawalgama

The chart displays monthly precipitation patterns in Mawalgama, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Mawalgama, May typically receives around 393 mm (15.5 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec138157267291393301276335302462528259
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mawalgama

In Mawalgama in May humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

May Average Humidity in Mawalgama

This chart illustrates the average monthly humidity levels in Mawalgama, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Mawalgama is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%69%69%79%85%81%85%81%89%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mawalgama

In Mawalgama in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Mawalgama, you can check here.

Maximum UV Index Levels in Mawalgama for May

The chart shows the monthly maximum UV Index (UVI) for Mawalgama in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Mawalgama typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131415151413131414131111
Data source: Mawalgama May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Mawalgama Compares to Other Months

Weather in Mawalgama varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Mawalgama, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Mawalgama, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)137 mm (5.4 inches)80%extreme
February Weather26°C (79°F)157 mm (6.2 inches)72%extreme
March Weather27°C (80°F)267 mm (10.5 inches)69%extreme
April Weather27°C (80°F)291 mm (11.4 inches)69%extreme
May Weather26°C (79°F)393 mm (15.5 inches)79%extreme
June Weather26°C (79°F)301 mm (11.9 inches)85%extreme
July Weather25°C (78°F)276 mm (10.8 inches)81%extreme
August Weather25°C (78°F)335 mm (13.2 inches)85%extreme
September Weather25°C (77°F)302 mm (11.9 inches)81%extreme
October Weather25°C (77°F)462 mm (18.2 inches)89%extreme
November Weather25°C (77°F)528 mm (20.8 inches)88%extreme
December Weather25°C (77°F)259 mm (10.2 inches)86%extreme

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