The weather in Sri Lanka
Currently, it's 29°C in Sri Lanka. The high today is expected to be 29°C, with about 16 mm of rain possible. Tomorrow, it will be around 29°C with a chance of 39 mm of rain.
Current weather
29°
WSW 19 km/hNight
29°
0.8 mm
WSW26 km/h
Morning
29°
8.5 mm
WSW26 km/h
Afternoon
29°
4.3 mm
WSW28 km/h
Evening
29°
2.4 mm
WSW26 km/h
Weather in May: What to expect in Sri Lanka?
5-day weather forecast for Sri Lanka
Click on a day for a detailed weather forecast
Hourly weather in Sri Lanka
This is the hourly weather for the next 5 days in Sri Lanka
17 May 01:00 |
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18 May 00:00 |
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19 May 00:00 |
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20 May 00:00 |
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21 May 00:00 |
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| Temperature | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 28° | 28° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 28° | 29° | 28° | 28° | 28° | 28° | 28° | 28° | 28° | 29° | 29° | 28° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° | 29° |
| Rain | 0 mm | 0.1 mm | 0.1 mm | 0.2 mm | 0.3 mm | 0.3 mm | 0.4 mm | 0.4 mm | 1.5 mm | 3.1 mm | 2.8 mm | 1.9 mm | 0.9 mm | 0.4 mm | 0.2 mm | 0.3 mm | 0.6 mm | 0.4 mm | 0.6 mm | 0.7 mm | 0.3 mm | 0.2 mm | 0.2 mm | 0.3 mm | 0.5 mm | 1 mm | 1 mm | 1.8 mm | 1.5 mm | 1.5 mm | 1.9 mm | 2.7 mm | 2.5 mm | 2.1 mm | 2.3 mm | 2.5 mm | 2.6 mm | 2 mm | 1.7 mm | 1.6 mm | 1.5 mm | 1.3 mm | 1.5 mm | 1.9 mm | 1.4 mm | 1.2 mm | 0.9 mm | 0.4 mm | 0.3 mm | 0.2 mm | 0.5 mm | 0.3 mm | 0.5 mm | 0.1 mm | 0.1 mm | 0.7 mm | 2 mm | 1.3 mm | 1.1 mm | 0.8 mm | 0.3 mm | 0.2 mm | 0.1 mm | 0.3 mm | 0.4 mm | 0.6 mm | 0.6 mm | 0.5 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0.5 mm | 0.3 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0.1 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0 mm | 0.1 mm | 0.1 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm |
| Wind speed | 19 km/h | 23 km/h | 25 km/h | 26 km/h | 26 km/h | 26 km/h | 26 km/h | 26 km/h | 24 km/h | 23 km/h | 21 km/h | 23 km/h | 25 km/h | 26 km/h | 28 km/h | 28 km/h | 25 km/h | 25 km/h | 26 km/h | 25 km/h | 25 km/h | 25 km/h | 26 km/h | 26 km/h | 25 km/h | 26 km/h | 25 km/h | 26 km/h | 25 km/h | 26 km/h | 26 km/h | 27 km/h | 27 km/h | 26 km/h | 25 km/h | 26 km/h | 25 km/h | 26 km/h | 27 km/h | 27 km/h | 28 km/h | 27 km/h | 27 km/h | 29 km/h | 27 km/h | 27 km/h | 28 km/h | 28 km/h | 28 km/h | 29 km/h | 30 km/h | 29 km/h | 30 km/h | 30 km/h | 30 km/h | 28 km/h | 24 km/h | 26 km/h | 26 km/h | 27 km/h | 26 km/h | 28 km/h | 27 km/h | 28 km/h | 27 km/h | 28 km/h | 31 km/h | 30 km/h | 31 km/h | 30 km/h | 30 km/h | 30 km/h | 30 km/h | 30 km/h | 31 km/h | 31 km/h | 30 km/h | 31 km/h | 29 km/h | 27 km/h | 27 km/h | 24 km/h | 26 km/h | 26 km/h | 27 km/h | 27 km/h | 26 km/h | 25 km/h | 24 km/h | 25 km/h | 26 km/h | 26 km/h | 25 km/h | 26 km/h | 26 km/h | 27 km/h | 28 km/h | 29 km/h | 29 km/h | 28 km/h | 27 km/h | 29 km/h | 28 km/h | 26 km/h | 25 km/h | 26 km/h | 26 km/h | 26 km/h | 26 km/h | 24 km/h | 24 km/h | 24 km/h | 24 km/h | 22 km/h | 23 km/h | 25 km/h | 26 km/h | 26 km/h | 26 km/h |
| Wind gust | 25 km/h | 26 km/h | 27 km/h | 28 km/h | 28 km/h | 28 km/h | 28 km/h | 30 km/h | 28 km/h | 27 km/h | 26 km/h | 27 km/h | 28 km/h | 30 km/h | 32 km/h | 32 km/h | 30 km/h | 30 km/h | 31 km/h | 31 km/h | 31 km/h | 31 km/h | 30 km/h | 30 km/h | 28 km/h | 29 km/h | 30 km/h | 30 km/h | 28 km/h | 30 km/h | 30 km/h | 31 km/h | 32 km/h | 31 km/h | 31 km/h | 31 km/h | 31 km/h | 32 km/h | 33 km/h | 35 km/h | 35 km/h | 34 km/h | 34 km/h | 36 km/h | 35 km/h | 34 km/h | 35 km/h | 35 km/h | 34 km/h | 35 km/h | 34 km/h | 35 km/h | 36 km/h | 37 km/h | 37 km/h | 34 km/h | 29 km/h | 31 km/h | 32 km/h | 32 km/h | 32 km/h | 32 km/h | 32 km/h | 34 km/h | 34 km/h | 34 km/h | 36 km/h | 37 km/h | 39 km/h | 39 km/h | 38 km/h | 39 km/h | 39 km/h | 37 km/h | 38 km/h | 38 km/h | 37 km/h | 37 km/h | 39 km/h | 40 km/h | 40 km/h | 38 km/h | 40 km/h | 39 km/h | 39 km/h | 39 km/h | 38 km/h | 37 km/h | 36 km/h | 35 km/h | 37 km/h | 37 km/h | 36 km/h | 36 km/h | 36 km/h | 37 km/h | 37 km/h | 37 km/h | 37 km/h | 37 km/h | 37 km/h | 37 km/h | 37 km/h | 35 km/h | 33 km/h | 35 km/h | 35 km/h | 35 km/h | 34 km/h | 33 km/h | 32 km/h | 32 km/h | 33 km/h | 31 km/h | 33 km/h | 34 km/h | 35 km/h | 35 km/h | 36 km/h |
| Wind direction | WSW |
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| Cloud cover | 100% | 100% | 100% | 100% | 100% | 98% | 100% | 100% | 100% | 100% | 100% | 99% | 92% | 100% | 100% | 91% | 97% | 92% | 100% | 100% | 100% | 100% | 93% | 100% | 100% | 100% | 100% | 74% | 82% | 98% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 81% | 100% | 100% | 100% | 87% | 69% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 93% | 100% | 91% | 100% | 98% | 33% | 94% | 100% | 100% | 22% | 90% | 100% | 100% | 85% | 77% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 77% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% |
| Humidity | 80% | 80% | 80% | 80% | 78% | 78% | 78% | 79% | 79% | 81% | 82% | 81% | 80% | 79% | 79% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 81% | 82% | 80% | 80% | 80% | 80% | 82% | 82% | 82% | 83% | 84% | 83% | 82% | 81% | 81% | 80% | 79% | 79% | 79% | 79% | 79% | 79% | 80% | 78% | 78% | 78% | 78% | 78% | 78% | 78% | 80% | 81% | 80% | 80% | 79% | 79% | 79% | 79% | 79% | 80% | 81% | 80% | 79% | 79% | 79% | 79% | 79% | 78% | 77% | 78% | 78% | 79% | 79% | 79% | 79% | 80% | 78% | 79% | 79% | 79% | 79% | 79% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 79% | 79% | 80% | 80% | 81% | 81% | 81% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 80% | 81% | 81% | 82% | 82% | 83% | 83% | 83% |
| Visibility | 24 km | 24 km | 24 km | 24 km | 22 km | 15 km | 24 km | 19 km | 16 km | 13 km | 4 km | 9 km | 24 km | 24 km | 24 km | 24 km | 22 km | 24 km | 15 km | 24 km | 17 km | 22 km | 24 km | 24 km | 17 km | 9 km | 13 km | 14 km | 12 km | 17 km | 14 km | 4 km | 11 km | 5 km | 5 km | 5 km | 5 km | 6 km | 7 km | 6 km | 13 km | 15 km | 15 km | 15 km | 12 km | 17 km | 17 km | 17 km | 24 km | 24 km | 24 km | 24 km | 19 km | 24 km | 24 km | 8 km | 6 km | 14 km | 14 km | 15 km | 18 km | 23 km | 23 km | 19 km | 24 km | 18 km | 16 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 16 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km | 24 km |
| UV index | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 4 | 3 | 3 | 5 | 7 | 7 | 5 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 4 | 5 | 2 | 2 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 3 | 9 | 9 | 8 | 6 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 6 | 5 | 5 | 6 | 4 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 4 | 6 | 8 | 8 | 8 | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 |
Weather in Sri Lanka by month
Click on a month to view more weather details for that period
| Month | Rating | Weather | Max | Min | Precip | Snow | Dry (days) |
Precip (days) |
Snow (days) |
|---|---|---|---|---|---|---|---|---|---|
| January |  |
32° | 23° | 173 mm | 0 cm | 26 | 5 | 0 | |
| February | |
33° | 24° | 94 mm | 0 cm | 26 | 3 | 0 | |
| March | |
33° | 25° | 143 mm | 0 cm | 25 | 6 | 0 | |
| April |  |
33° | 24° | 421 mm | 0 cm | 20 | 10 | 0 | |
| May | |
32° | 25° | 479 mm | 0 cm | 19 | 12 | 0 | |
| June | |
32° | 26° | 348 mm | 0 cm | 18 | 12 | 0 | |
| July | |
31° | 26° | 203 mm | 0 cm | 22 | 9 | 0 | |
| August | |
31° | 26° | 219 mm | 0 cm | 23 | 8 | 0 | |
| September | |
31° | 25° | 639 mm | 0 cm | 18 | 12 | 0 | |
| October | |
31° | 25° | 627 mm | 0 cm | 19 | 12 | 0 | |
| November | |
31° | 24° | 622 mm | 0 cm | 18 | 12 | 0 | |
| December | |
32° | 23° | 352 mm | 0 cm | 22 | 9 | 0 |