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Gampaha weather in May (Gampaha District, Sri Lanka)

How is May weather typically in Gampaha? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.

Temperatures

In May, the weather in Gampaha generally includes very high temperatures and heavy rainfall. During the day, temperatures can climb to about 32°C. At night, they may fall to a cooler 26°C. Although these are average temperatures, some days can be hotter. Wear cool, breathable clothing and protect yourself from the sun.

Precipitation

Gampaha in May falls under the rainy season with heavy rainfall, averaging around 267 mm for the month. Climate data suggests that about 13 days will experience rainfall.

Average sunshine

With around 202 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit Gampaha. January typically offers the best circumstances. While April, May, June, July, August, September, October and November tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Gampaha climate page with graphs.

 

Gampaha, monthly averages in May

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 32°C  
Chance of RainChance of Rain 44%  
PrecipitationPrecipitation 267 mm  
Rainy daysRainy days 13 days  
HumidityHumidity 77% *  
SunshineSunshine 202 hours *  
Percentage SunshinePercentage Sunshine *  
Data from: Colombo, Sri Lanka (25 KM, 15 Miles).

Where to go in Sri Lanka in May

Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
8/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Gampaha.

Our site offers climate and forecast data for every country in the world. Are you going to Sri Lanka? On this website you can find historical weather averages for many cities in Sri Lanka. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.