Visit Adams Peak
Adam's Peak is a holy mountain which pilgrims visit for over a thousand years. Here Adam (according to the Christians) would have set his first footstep after being sent down from heaven.
Adams Peak Weather in May
During May, Adams Peak experiences high daytime temperatures of 28°C (82°F) and cooler nights around 22°C (72°F). May sits within the rainy season, so expect regular and often heavy rainfall.
Rainfall in Adams Peak in May
As part of the rainy season, Adams Peak sees around 12 days of rain in May, with an average of 316 mm (12 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Adams Peak in May
May in Adams Peak brings typical temperatures with highs around 28°C (82°F) and lows of 22°C (72°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are mild at around 22°C (72°F), which is comfortable for most people.
Sunshine in Adams Peak in May
Expect sunny days throughout the month, with an estimated 202 hours of sunshine. Despite being the rainy season, it could still be a nice time to visit. Rain often arrives later in the day, keeping most of the days sunny.If you prefer dry days with pleasant temperatures, May may not be the ideal month to visit Adams Peak. Our weather planner can help you explore destinations with more pleasant weather conditions.
Adams Peak Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
28°C (82°F)
Chance of Rain
41%
Precipitation
316 mm (12 in)
Rainy days
12 days
Humidity
78% *
Sunshine
202 hours *
Percentage Sunshine
*
* Data from: Ratnapura, Sri Lanka (17 KM, 10 Miles).
Adams Peak Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Adams Peak - and find the best time to visit.
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Adams Peak typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 18°C (64°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 Adams Peak in May
Browse day-by-day weather records for Adams Peak spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Adams Peak historical weather extremes in May
Based on 21 years of weather observations (2005-2026), these are the most extreme conditions recorded in Adams Peak.
- The hottest May day on record in Adams Peak reached 34°C (93°F) (May 5, 2025).
- The lowest daytime temperature in May was 18°C (64°F), recorded on May 4, 2005.
- Adams Peak registered its coldest May night on May 1, 2006, with temperatures dropping to 12°C (54°F).
- Peak precipitation in May occurred on May 26, 2017, when 212 mm (8.3 in) of precipitation was measured.
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 Adams Peak in May
Warm but pleasant conditions in Adams Peak 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Adams Peak 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
Adams Peak 3-Day Forecast
More climate data for Adams Peak
Temperature Rainfall Sunshine Humidity
See the full Adams Peak 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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