Koggala Weather in May
May in Koggala averages 30°C (86°F) during the day and 26°C (79°F) at night. It is the wettest month of the year, with 276 mm (11 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Koggala in May
Koggala is in the rainy season in May, with rain on around 12 days and an average of 276 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 Koggala in May
May in Koggala sees highs of 30°C (86°F) and lows of 26°C (79°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 26°C (79°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Koggala in May
The city usually sees around 200 hours of sunlight, indicating many sunny days despite it being the rainy season.If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit Koggala. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Koggala's climate page.
Koggala Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
38%
Precipitation
276 mm (11 in)
Rainy days
12 days
Sunshine
200 hours *
Percentage Sunshine
*
Historical weather for Koggala in May
Browse day-by-day weather records for Koggala spanning 25 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Koggala historical weather extremes in May
According to our 21 years of weather records for Koggala, the following extremes were recorded between 2005 and 2026.
- On May 28, 2023, temperatures climbed to 35°C (95°F), marking the warmest May day on record.
- Koggala experienced its chilliest May day on May 30, 2006, reaching only 27°C (81°F).
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 Koggala 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! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Koggala 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 Koggala's climate page.
See the full Koggala climate overview or explore weather in Sri Lanka.
