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Aluthgama Weather in May
Aluthgama in May averages 30°C (86°F) during the day and 26°C (79°F) at night. May is part of the rainy season, so frequent rainfall is typical.
Rainfall in Aluthgama in May
As part of the rainy season, Aluthgama sees around 13 days of rain in May, with an average of 347 mm (14 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Aluthgama in May
Temperatures in Aluthgama in May top out at 30°C (86°F) and drop to 26°C (79°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 26°C (79°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Aluthgama in May
The days are predominantly sunny, with an estimated total of around 200 hours of sunshine. Rain is often only seen in the afternoon or evening, leaving clear skies for most of the day. This results in rainy months that still feel bright and are suitable for travel.May in Aluthgama has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Aluthgama Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
43%
Precipitation
347 mm (14 in)
Rainy days
13 days
Sunshine
200 hours *
Percentage Sunshine
*
* Data from: Galle, Sri Lanka (48 KM, 30 Miles).
Aluthgama Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aluthgama - and find the best time to visit.
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Aluthgama typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in May
Daily Historical Precipitation
43-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Aluthgama in May
Browse day-by-day weather records for Aluthgama spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aluthgama historical weather extremes in May
The extremes listed below come from historical weather data collected in Aluthgama from 2005 through 2026.
- The hottest May day on record in Aluthgama reached 34°C (93°F) (May 5, 2025).
- The lowest daytime temperature in May was 26°C (79°F), recorded on May 31, 2022.
- The wettest day in May Aluthgama was on May 17, 2010 with 196 mm (7.7 in) of precipitation.
Best Places 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. See all of Sri Lanka in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Aluthgama in May
Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Aluthgama in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Aluthgama 3-Day Forecast
More climate data for Aluthgama
See the full Aluthgama climate overview or explore weather in Sri Lanka.
Popular in May
Where to go in May - average daytime high across popular destinations.
Colombo
31°C (88°F) Negombo31°C (88°F) Mirissa30°C (86°F) Hikkaduwa30°C (86°F) Unawatuna30°C (86°F) Galle30°C (86°F) Kandy
30°C (86°F) Nuwara Eliya29°C (84°F) Bucket list
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