March Weather in Horana South, Sri Lanka

Last updated: August 31, 2025

In March, the average temperature in Horana South, Sri Lanka is a warm 28°C (83°F), with temperatures ranging from a comfortable 22°C (72°F) to a sizzling 36°C (96°F). Prepare for some wet days, as precipitation averages 159 mm (6.3 in) over the course of 18 days. You'll also encounter a moderate humidity level of 74%, adding to the tropical vibe of this beautiful destination.

March Temperature in Horana South

In March in Horana South, the average temperature is 28°C (83°F), with maximums reaching 36°C (96°F) and minimums dropping to as low as 22°C (72°F). This warm climate makes it an ideal destination for travelers seeking sunshine and outdoor activities.

March Weather in Horana South: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Horana South, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horana South, March typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (96°F) and lows dropping to around 22°C (72°F).

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

March Precipitation in Horana South

In Horana South in March, the total precipitation amount reaches 159 mm (6.3 in) over a span of 18 days.

March Precipitation Trends in Horana South

The chart displays monthly precipitation patterns in Horana South, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Horana South, March typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 18 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Horana South

In Horana South in March, humidity is 74%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making travel feel more tiring as every step is met with a warm, sticky embrace that can drain your energy quickly.

March Average Humidity in Horana South

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

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

March UV Index in Horana South

In Horana South in March, 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 Horana South, you can check here.

Maximum UV Index Levels in Horana South for March

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

Data source: Horana South March 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 March Weather in Horana South Compares to Other Months

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

This table compares monthly weather conditions in Horana South, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	87 mm (3.4 inches)	77%	extreme
February Weather	28°C (82°F)	87 mm (3.4 inches)	73%	extreme
March Weather	28°C (83°F)	159 mm (6.3 inches)	74%	extreme
April Weather	28°C (83°F)	154 mm (6.1 inches)	74%	extreme
May Weather	28°C (82°F)	306 mm (12.1 inches)	76%	extreme
June Weather	28°C (82°F)	287 mm (11.3 inches)	82%	extreme
July Weather	27°C (81°F)	212 mm (8.4 inches)	82%	extreme
August Weather	27°C (81°F)	249 mm (9.8 inches)	83%	extreme
September Weather	27°C (81°F)	251 mm (9.9 inches)	82%	extreme
October Weather	27°C (80°F)	352 mm (13.9 inches)	81%	extreme
November Weather	27°C (80°F)	323 mm (12.7 inches)	80%	extreme
December Weather	27°C (80°F)	207 mm (8.2 inches)	80%	very high