City in Northern Province, Sri Lanka
Jaffna weather by month and the best time to visit
When to go to Jaffna
Feb–Mar is the driest and slightly cooler; Jul–Aug has the Nallur temple festival. Oct–Jan northeast monsoon rains and flooding; Apr–Jun is very hot.
Jaffna weather by month
Average daily high, rainfall and conditions.
- Jan27°45 mm
- Feb28°33 mm
- Mar30°39 mm
- Apr32°75 mm
- May31°78 mm
- Jun30°21 mm
- Jul30°24 mm
- Aug30°50 mm
- Sep30°73 mm
- Oct29°210 mm
- Nov28°293 mm
- Dec27°202 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 27°C81°F | 25°C76°F | 45 mm | 78% | Pleasant |
| February | 28°C83°F | 25°C77°F | 33 mm | 75% | Pleasant |
| March | 30°C87°F | 26°C79°F | 39 mm | 73% | Pleasant |
| April | 32°C89°F | 28°C82°F | 75 mm | 73% | Pleasant |
| May | 31°C87°F | 28°C83°F | 78 mm | 79% | Pleasant |
| June | 30°C87°F | 28°C82°F | 21 mm | 78% | Pleasant |
| July | 30°C86°F | 28°C82°F | 24 mm | 76% | Pleasant |
| August | 30°C86°F | 27°C81°F | 50 mm | 77% | Pleasant |
| September | 30°C85°F | 27°C81°F | 73 mm | 78% | Pleasant |
| October | 29°C85°F | 27°C80°F | 210 mm | 79% | Rainy |
| November | 28°C83°F | 26°C79°F | 293 mm | 81% | Rainy |
| December | 27°C81°F | 25°C78°F | 202 mm | 81% | Rainy |
Best months across Sri Lanka
| Place | Best months | Warmest month |
|---|---|---|
| Ella | Jan–Mar, Jul–Aug | Aug (27°C) |
| Colombo | Dec–Mar | Mar (31°C) |
| Kandy | Jan–Apr | Apr (30°C) |
| Galle | Dec–Mar | Mar (29°C) |
| Mirissa | Dec–Mar | Mar (30°C) |
| Weligama | Nov–Mar | Mar (30°C) |
| Arugam Bay | May–Sep | Aug (32°C) |
| Sigiriya | Jan–Mar, Jul–Sep | Apr (32°C) |
| Unawatuna | Dec–Mar | Mar (29°C) |
| Hikkaduwa | Dec–Mar | Mar (29°C) |
| Nuwara Eliya | Feb–Apr, Aug | Mar (20°C) |
| Negombo | Dec–Mar | Mar (31°C) |
| Ahangama | Nov–Mar | Mar (30°C) |
| Hiriketiya | Nov–Mar | Mar (30°C) |
| Trincomalee | May–Sep | Aug (32°C) |
| Bentota | Dec–Apr | Mar (30°C) |
| Tangalle | Dec–Apr | Mar (30°C) |
| Jaffna | Feb–Mar, Jul–Aug | Apr (32°C) |
Quick answers
What is the best month to visit Jaffna?
Feb–Mar, Jul–Aug. Feb–Mar is the driest and slightly cooler; Jul–Aug has the Nallur temple festival. Oct–Jan northeast monsoon rains and flooding; Apr–Jun is very hot.
When is the rainy season in Jaffna?
Rain peaks in November with about 293 mm. Months with 150 mm or more: Oct–Dec.
What is the hottest month in Jaffna?
April, with average highs of 32°C (89°F).
How cold does Jaffna get?
The coolest nights are in January, averaging 25°C (76°F).
More about Jaffna
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.