Weather in Colombo 🇱🇰
Monthly weather averages & travel planning
Avg Temp
29°C
Rain Days
9 days
Sun Hours
3 hrs
Humidity
82%
Colombo Weather Guide
Complete monthly climate data for Colombo, 🇱🇰 Sri Lanka
January
28°/21°C
7 rain days, 1h sun
February
29°/22°C
9 rain days, 3h sun
March
30°/23°C
12 rain days, 4h sun
April
31°/24°C
15 rain days, 6h sun
May
32°/25°C
17 rain days, 7h sun
June
32°/25°C
18 rain days, 7h sun
July
32°/25°C
17 rain days, 7h sun
August
31°/24°C
15 rain days, 6h sun
September
30°/23°C
12 rain days, 4h sun
October
29°/22°C
9 rain days, 3h sun
November
28°/21°C
7 rain days, 1h sun
December
28°/21°C
6 rain days, 1h sun
Year-Round Climate
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 28°C | 21°C | 7 | 1h | View |
| February | 29°C | 22°C | 9 | 3h | View |
| March | 30°C | 23°C | 12 | 4h | View |
| April | 31°C | 24°C | 15 | 6h | View |
| May | 32°C | 25°C | 17 | 7h | View |
| June | 32°C | 25°C | 18 | 7h | View |
| July | 32°C | 25°C | 17 | 7h | View |
| August | 31°C | 24°C | 15 | 6h | View |
| September | 30°C | 23°C | 12 | 4h | View |
| October | 29°C | 22°C | 9 | 3h | View |
| November | 28°C | 21°C | 7 | 1h | View |
| December | 28°C | 21°C | 6 | 1h | View |
January
7 rain days, 1h sun
28°21°
February
9 rain days, 3h sun
29°22°
March
12 rain days, 4h sun
30°23°
April
15 rain days, 6h sun
31°24°
May
17 rain days, 7h sun
32°25°
June
18 rain days, 7h sun
32°25°
July
17 rain days, 7h sun
32°25°
August
15 rain days, 6h sun
31°24°
September
12 rain days, 4h sun
30°23°
October
9 rain days, 3h sun
29°22°
November
7 rain days, 1h sun
28°21°
December
6 rain days, 1h sun
28°21°
Rainfall (mm)
0-20 mm21-50 mm51-100 mm100+ mm
Travel Planning
Data Sources for Colombo
Climate normals represent 30-year averages (1991-2020). Individual years may vary.