Sri Lanka climate by month
8-year averages · when to visit
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Colombo |
86° |
88° |
88° |
88° |
86° |
84° |
84° |
82° |
84° |
84° |
84° |
84° |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Colombo |
14 |
11 |
18 |
24 |
30 |
29 |
27 |
28 |
28 |
29 |
25 |
20 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Colombo |
84° |
85° |
86° |
88° |
87° |
84° |
84° |
84° |
84° |
84° |
85° |
84° |
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
Colombo climate in December
8-year averages · when to visit
Best months: January–December · December: Good
|
November |
December |
January |
| Average temperature |
→ 79°F |
79°F |
→ 79°F |
| Typical high |
→ 84°F |
84°F |
▲ 86°F |
| Typical low |
→ 73°F |
73°F |
→ 73°F |
| Water temperature |
▼ 85°F |
84°F |
▼ 84°F |
| Precipitation |
▼ 16.3 in |
6.5 in |
▼ 4.5 in |
| Wet days |
▼ 25 d |
20 d |
▼ 14 d |
| Humidity |
▼ 86% |
81% |
▲ 84% |
| Sunshine per day |
▲ 7.9 h |
9.0 h |
▲ 9.9 h |
| Cloud cover |
▼ 33% |
23% |
▼ 16% |
| Midday UV |
▼ 10 |
9 |
→ 9 |
| Daylight |
11:48 |
11:44 |
11:46 |
| Our take |
Good
|
Good
|
Good
|
December temperatures day by day daily mean + smoothed trend · °F
December precipitation day by day in
December UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
More destinations in Asia
Sri Lanka · 9 weather points · Climate reference: Colombo (6.93°N, 79.86°E) · Asia/Colombo