Biyagama Weather in May
May in Biyagama typically sees daytime highs of 32°C (90°F) and nighttime lows of 26°C (79°F). May falls within the rainy season, so heavy rainfall is to be expected.
Rainfall in Biyagama in May
Biyagama is in the rainy season in May, with rain on around 14 days and an average of 283 mm (11 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Biyagama in May
May in Biyagama brings typical temperatures with highs around 32°C (90°F) and lows of 26°C (79°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Biyagama in May
The city usually sees around 202 hours of sunlight, indicating many sunny days despite it being the rainy season.
Wind Speed in Biyagama in May
May sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.
Average water temperature in May
The water is 28°C (82°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.May in Biyagama has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
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 Biyagama's climate page.
Biyagama Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
32°C (90°F)
Water Temperature
28°C (82°F) *
Chance of Rain
46%
Precipitation
283 mm (11 in)
Rainy days
14 days
Humidity
77% *
Windspeed
2 m/s (4 knots) *
Sunshine
202 hours *
Percentage Sunshine
*
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
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tolerable
unpleasant
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What to Wear in Biyagama 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! The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Biyagama in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 Biyagama's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Biyagama climate overview or explore weather in Sri Lanka.
