Ratnapura Climate by Month
Ratnapura, Sabaragamuwa Province, Sri Lanka
Hot all year, with rain spread through the year.
Hot all year, with rain spread through the year: that's Ratnapura's climate in short. March is the warmest month, with highs around 90°F (32°C); July is the coolest at 85°F (30°C), and nights dip to 73°F (23°C). About 163 in (4151 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 90°F(32°C)
- Average high, March
- Coldest nights
- 73°F(23°C)
- Average low, January
- Rain per year
- 163 in(4151 mm)
- No clear rainy season
- Humidity
- 76%
- Sunniest: March
Best and worst months in Ratnapura
Best for weatherThe most comfortable weather comes in January, with highs around 87°F (31°C) and about 4.9 in (125 mm) of rain a month.
Least pleasantMay and October are the least pleasant; October is the wettest, with 21 in (531 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in January.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Ratnapura weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 87°F(31°C) | 73°F(23°C) | 4.9 in(125 mm) | 72% | 5.0 |
| FebFebruary | 89°F(32°C) | 74°F(23°C) | 5.9 in(150 mm) | 69% | 5.6 |
| MarMarch | 90°F(32°C) | 75°F(24°C) | 9.2 in(233 mm) | 69% | 6.0 |
| AprApril | 89°F(32°C) | 76°F(24°C) | 16 in(405 mm) | 74% | 5.5 |
| MayMay | 88°F(31°C) | 77°F(25°C) | 20 in(507 mm) | 77% | 5.0 |
| JunJune | 86°F(30°C) | 77°F(25°C) | 15 in(390 mm) | 77% | 4.8 |
| JulJuly | 85°F(30°C) | 76°F(25°C) | 12 in(316 mm) | 78% | 4.9 |
| AugAugust | 85°F(30°C) | 76°F(25°C) | 13 in(330 mm) | 78% | 5.2 |
| SepSeptember | 86°F(30°C) | 76°F(24°C) | 18 in(454 mm) | 78% | 5.2 |
| OctOctober | 86°F(30°C) | 75°F(24°C) | 21 in(531 mm) | 79% | 4.9 |
| NovNovember | 86°F(30°C) | 74°F(23°C) | 18 in(469 mm) | 80% | 4.7 |
| DecDecember | 86°F(30°C) | 73°F(23°C) | 9.5 in(241 mm) | 75% | 4.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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