April Weather in Puttalam, Sri Lanka

Last updated: August 31, 2025

In Puttalam, Sri Lanka during April, the average temperature hovers around 29°C (84°F), with a minimum of 25°C (78°F) and a maximum of 34°C (93°F). Expect 99 mm (3.9 in) of precipitation spread over 21 days, contributing to an average humidity of 74%. Perfect weather for enjoying both sun and rain!

April Temperature in Puttalam

In April in Puttalam, the average temperature is 29°C (84°F), with maximums reaching 34°C (93°F) and minimums dropping to 25°C (78°F). This warm climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

April Weather in Puttalam: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Puttalam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puttalam, April typically has an average temperature of 29°C (84°F), with highs reaching up to 34°C (93°F) and lows dropping to around 25°C (78°F).

Data source: Temperature data for Puttalam generated using information from the Copernicus Climate Change Service.

April Precipitation in Puttalam

In Puttalam in April, the precipitation amount is 99 mm (3.9 in) during a span of 21 days.

April Precipitation Trends in Puttalam

The chart displays monthly precipitation patterns in Puttalam, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Puttalam, April typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 21 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Puttalam

In Puttalam in April humidity is 74%. With an average temperature of 29°C (84°F), this humidity feels like a thick blanket wrapping around you, making it essential to stay hydrated and take frequent breaks in the shade while exploring.

April Average Humidity in Puttalam

This chart illustrates the average monthly humidity levels in Puttalam, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Puttalam is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Puttalam

In Puttalam in April, 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 Puttalam, you can check here.

Maximum UV Index Levels in Puttalam for April

The chart shows the monthly maximum UV Index (UVI) for Puttalam in April, 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 April, the maximum UV index in Puttalam typically reaches 14, which falls under the extreme exposure category.

Data source: Puttalam April 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 April Weather in Puttalam Compares to Other Months

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

This table compares monthly weather conditions in Puttalam, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	46 mm (1.8 inches)	77%	extreme
February Weather	27°C (81°F)	16 mm (0.6 inches)	73%	extreme
March Weather	28°C (83°F)	52 mm (2.0 inches)	74%	extreme
April Weather	29°C (84°F)	99 mm (3.9 inches)	74%	extreme
May Weather	29°C (84°F)	182 mm (7.2 inches)	76%	extreme
June Weather	28°C (83°F)	102 mm (4.0 inches)	82%	extreme
July Weather	28°C (83°F)	51 mm (2.0 inches)	82%	extreme
August Weather	28°C (82°F)	78 mm (3.1 inches)	83%	extreme
September Weather	27°C (82°F)	136 mm (5.3 inches)	82%	extreme
October Weather	27°C (81°F)	269 mm (10.6 inches)	81%	extreme
November Weather	27°C (81°F)	292 mm (11.5 inches)	80%	extreme
December Weather	27°C (80°F)	134 mm (5.3 inches)	80%	very high