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Jaffna Weather in May
With daytime temperatures of 32°C (90°F) and nighttime lows of 29°C (84°F), May in Jaffna brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 65 mm (2.6 in) falls on average.
Rainfall in Jaffna in May
Typically, you can expect about 3 days of rain this month, with 65 mm (2.6 in) on average. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.
Temperature in Jaffna in May
Daytime temperatures in Jaffna reach 32°C (90°F) in May, dropping to 29°C (84°F) at night. For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 29°C (84°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.If you prefer dry days with pleasant temperatures, January and February typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Jaffna Temperature in May
Min Temperature
29°C (84°F)
Max Temperature
32°C (90°F)
Chance of Rain
8%
Precipitation
65 mm (2.6 in)
Rainy days
3 days
Jaffna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Jaffna - and find the best time to visit.
Historical weather records for Jaffna in May
Browse day-by-day weather records for Jaffna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jaffna historical weather extremes in May
According to our 21 years of weather records for Jaffna, the following extremes were recorded between 2005 and 2026.
- On May 3, 2016, temperatures climbed to 37°C (99°F), marking the warmest May day on record.
- On May 16, 2016, Jaffna saw its coldest May day with temperatures maxing out at 28°C (82°F).
- The lowest overnight temperature recorded in May was 23°C (73°F) (May 13, 2013).
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 Jaffna 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. Rain gear is recommended, you can expect wet weather on multiple days.
What To Do in Jaffna in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping7/10 -
Outdoor sports8/10
Jaffna 3-Day Forecast
More climate data for Jaffna
See the full Jaffna 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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