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Arugam Bay Weather in May
May in Arugam Bay typically sees daytime highs of 33°C (91°F) and nighttime lows of 27°C (81°F). Expect some rainfall during the month.
Rainfall in Arugam Bay in May
Historically, May sees about 8 days of rain, with a monthly average of 54 mm (2.1 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Arugam Bay in May
If you're visiting Arugam Bay in May, expect highs of 33°C (91°F) and overnight lows around 27°C (81°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With lows of 27°C (81°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Arugam Bay in May
Expect a lot of sunshine this month, with about 236 hours of sun. These sunny conditions add to the overall experience.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February and August typically offer the best weather for Arugam Bay.
Arugam Bay Temperature in May
Min Temperature
27°C (81°F)
Max Temperature
33°C (91°F)
Chance of Rain
26%
Precipitation
54 mm (2.1 in)
Rainy days
8 days
Humidity
78% *
Sunshine
236 hours *
Percentage Sunshine
*
* Data from: Yala National Park, Sri Lanka (51 KM, 32 Miles).
Arugam Bay Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Arugam Bay - and find the best time to visit.
Historical weather records for Arugam Bay in May
Browse day-by-day weather records for Arugam Bay spanning 21 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Arugam Bay historical weather extremes in May
Based on 20 years of weather observations in Arugam Bay between 2006 and 2026, these are the recorded extremes.
- On May 23, 2025, temperatures climbed to 37°C (99°F), marking the warmest May day on record.
- The coldest May day was on May 15, 2016, with a maximum of 27°C (81°F).
- Nighttime temperatures dropped to 24°C (75°F) on May 13, 2013, 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
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 Arugam Bay in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Arugam Bay in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping7/10 -
Outdoor sports8/10
Arugam Bay 3-Day Forecast
More climate data for Arugam Bay
Temperature Rainfall Sunshine Humidity
See the full Arugam Bay 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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