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Weather & Climate
Ratnapura, Sabaragamuwa, Sri Lanka
Overview
Climate data and monthly weather averages for Ratnapura.
Key Metrics
Annual Avg
24.9°C
Summer Avg
25°C
Winter Avg
24.2°C
Record High
37.3°C
Record Low
13.8°C
Annual Precipitation
1781.9 mm
Avg Humidity
85%
Summer Humidity
86%
Winter Humidity
83%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 34.7° | 24° | 13.8° | 96.4 | 83% | 157 | 29.6 |
| Feb | 35.3° | 24.6° | 15° | 79.8 | 81% | 157 | 28.3 |
| Mar | 37.3° | 25.7° | 17.1° | 105.7 | 79% | 182 | 30.5 |
| Apr | 36.7° | 26° | 18.5° | 179.7 | 84% | 165 | 31.1 |
| May | 33.4° | 25.7° | 20.3° | 177.6 | 87% | 152 | 37.5 |
| Jun | 32.5° | 25.2° | 21° | 105.6 | 87% | 147 | 39 |
| Jul | 32.5° | 24.9° | 20.4° | 86.8 | 86% | 151 | 42.2 |
| Aug | 32.4° | 24.9° | 20.6° | 106 | 86% | 154 | 40.5 |
| Sep | 33.3° | 24.9° | 20.3° | 149.1 | 86% | 151 | 40.9 |
| Oct | 33.8° | 24.8° | 19.4° | 231.6 | 87% | 151 | 40 |
| Nov | 31.5° | 24.5° | 18.1° | 273.3 | 88% | 135 | 42.8 |
| Dec | 33.2° | 24.1° | 15.1° | 190.3 | 86% | 138 | 33.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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