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Weather in May in Gampaha District

Considering a trip to Gampaha District this May and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Gampaha District in May?

Gampaha District is a region in Sri Lanka. May in Gampaha District generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 31°C and nighttime temperatures around 27°C in Negombo. To learn more about the conditions in specific areas of Gampaha District in May, check out the map below. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

To explore the conditions in Gampaha District in more detail, check the map below.

Precipitation

In May, precipitation varies across different areas. From heavy rainfall in Negombo with an average of 266 mm to heavy rainfall in Kapugoda with 301 mm.

Average sunshine

The days are mostly sunny, with an average total of around 202 hours of sunshine in Negombo. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For an in-depth overview of the yearly conditions, do visit our Gampaha District climate page.

Where to go in Gampaha District in May

Find more information for the most popular destinations in the Gampaha District on the map below. Click on a destination dot for more details.

Map not visible? Whoops sorry! Please refresh the page.
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).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Gampaha District's climate page.

Popular destinations

What is the weather like in May for the 5 most popular destinations in Gampaha District?

Negombo

In May Negombo generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 27°C and heavy monthly rainfall. So on average the conditions are poor that month.

Negombo
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
32°C 
26°C 
234 hours 
192 mm 
13 days 
31°C 
27°C 
202 hours 
266 mm 
12 days 
poor 
June   >> June
>>  
30°C 
26°C 
195 hours 
258 mm 
13 days 
poor 
Climate in Negombo

Katunayaka

In May Katunayaka generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Katunayaka
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
32°C 
26°C 
234 hours 
196 mm 
13 days 
31°C 
26°C 
202 hours 
268 mm 
12 days 
poor 
June   >> June
>>  
30°C 
26°C 
195 hours 
267 mm 
13 days 
poor 
Climate in Katunayaka

Ja-Ela

In May Ja-Ela generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Ja-Ela
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
33°C 
26°C 
234 hours 
199 mm 
13 days 
31°C 
26°C 
202 hours 
275 mm 
13 days 
poor 
June   >> June
>>  
31°C 
26°C 
195 hours 
277 mm 
14 days 
poor 
Climate in Ja-Ela

Seeduwa

In May Seeduwa generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Seeduwa
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
32°C 
26°C 
234 hours 
197 mm 
13 days 
31°C 
26°C 
202 hours 
271 mm 
13 days 
poor 
June   >> June
>>  
31°C 
26°C 
195 hours 
271 mm 
14 days 
poor 
Climate in Seeduwa

Gampaha

In May Gampaha generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Gampaha
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
33°C 
25°C 
234 hours 
208 mm 
14 days 
poor 
32°C 
26°C 
202 hours 
267 mm 
13 days 
poor 
June   >> June
>>  
31°C 
26°C 
195 hours 
290 mm 
14 days 
poor 
Climate in Gampaha

Is your destination not in the list? Have a look at other destinations in Gampaha District, in Sri Lanka.

Is May the best time to visit Gampaha District?

In our view, May might not be the best time to travel to Gampaha District with often poor weather in Negombo.

Generally speaking, January, February and March provide pleasant weather in Negombo. On the other hand, the weather in May, June, July, September, October and November tend to be poor.

Interested in more climate information?

We have much more information about the climate in Gampaha District.

Weather and climate has detailed information for every country in the world. Are you going to Sri Lanka? Get detailed 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.