Kalupahana Weather in May
Kalupahana in May sees high daytime temperatures of 29°C (84°F) and nighttime lows of 21°C (70°F). Rainfall is fairly high this month at around 188 mm (7.4 in), so pack a rain jacket to stay dry.
Rainfall in Kalupahana in May
Historically, the month has about 12 days of rain, averaging 188 mm (7.4 in) in total. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Kalupahana in May
Daytime highs in Kalupahana in May reach 29°C (84°F), with nights around 21°C (70°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Kalupahana in May
The city usually sees around 103 hours of sunlight, indicating a moderately sunny period.Should you favor a climate that's both dry and comfortably warm, January, February, March, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Kalupahana's climate page.
Kalupahana Temperature in May
Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
40%
Precipitation
188 mm (7.4 in)
Rainy days
12 days
Humidity
87% *
Sunshine
103 hours *
Percentage Sunshine
*
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Kalupahana typically stay consistent throughout May, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows around 16°C (61°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 for Kalupahana in May
Browse day-by-day weather records for Kalupahana spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kalupahana historical weather extremes in May
According to our 21 years of weather records for Kalupahana, the following extremes were recorded between 2005 and 2026.
- The hottest May day on record in Kalupahana reached 37°C (99°F) (May 17, 2017).
- Kalupahana experienced its chilliest May day on May 4, 2005, reaching only 17°C (63°F).
- Nighttime temperatures dropped to 12°C (54°F) on May 18, 2005, marking the coldest May night on record.
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
What to Wear in Kalupahana 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! Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Kalupahana 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 Kalupahana's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kalupahana climate overview or explore weather in Sri Lanka.
