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Ratnapura Weather in May
May in Ratnapura brings high temperatures, with daytime highs of 29°C (84°F) and nights around 23°C (73°F). It's part of the rainy season, with 314 mm (12 in) of rainfall on average, so an umbrella or poncho is a good idea.
Rainfall in Ratnapura in May
As part of the rainy season, Ratnapura sees around 13 days of rain in May, with an average of 314 mm (12 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Ratnapura in May
Daytime temperatures in Ratnapura reach 29°C (84°F) in May, dropping to 23°C (73°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 23°C (73°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Ratnapura in May
Enjoy a sunny month with about 202 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.May in Ratnapura can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Ratnapura Temperature in May
Min Temperature
23°C (73°F)
Max Temperature
29°C (84°F)
Chance of Rain
42%
Precipitation
314 mm (12 in)
Rainy days
13 days
Humidity
78%
Sunshine
202 hours
Percentage Sunshine
Ratnapura Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ratnapura - and find the best time to visit.
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 Ratnapura in May
Warm but pleasant conditions in Ratnapura in May. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Ratnapura in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming8/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Ratnapura 3-Day Forecast
More climate data for Ratnapura
Temperature Rainfall Sunshine Humidity
See the full Ratnapura 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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