Waterloo, Sierra Leone Climate by Month
Waterloo, Western Area, Sierra Leone
Warm all year, with a rainy season from June to September.
Warm all year, with a rainy season from June to September: that's Waterloo's climate in short. Afternoon highs range from 82°F (28°C) in August to 90°F (32°C) in April, and January nights average 72°F (22°C). Of the 117 in (2974 mm) of rain in a typical year, 78% falls from June to September. January and February are almost completely dry. The air is humid, averaging 84% relative humidity.
- Warmest month
- 90°F(32°C)
- Average high, April
- Coldest nights
- 72°F(22°C)
- Average low, January
- Rain per year
- 117 in(2974 mm)
- Wettest: August
- Humidity
- 84%
- Sunniest: March
Best and worst months in Waterloo
Best for weatherDecember to February are the best time for weather in Waterloo: highs near 88°F (31°C) and almost no rain.
Least pleasantAugust is the least pleasant month: it's the wettest, with 32 in (807 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)
Waterloo weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 88°F(31°C) | 72°F(22°C) | 0.2 in(5 mm) | 77% | 5.2 |
| FebFebruaryBest | 89°F(32°C) | 73°F(23°C) | 0.2 in(6 mm) | 78% | 5.6 |
| MarMarch | 90°F(32°C) | 74°F(23°C) | 0.6 in(15 mm) | 78% | 5.8 |
| AprApril | 90°F(32°C) | 75°F(24°C) | 1.6 in(40 mm) | 80% | 5.7 |
| MayMay | 89°F(32°C) | 75°F(24°C) | 6.7 in(171 mm) | 84% | 5.2 |
| JunJune | 86°F(30°C) | 73°F(23°C) | 14 in(357 mm) | 87% | 4.5 |
| JulJuly | 83°F(29°C) | 73°F(23°C) | 26 in(668 mm) | 89% | 3.9 |
| AugAugust | 82°F(28°C) | 73°F(23°C) | 32 in(807 mm) | 90% | 3.7 |
| SepSeptember | 85°F(29°C) | 73°F(23°C) | 20 in(502 mm) | 90% | 4.2 |
| OctOctober | 87°F(30°C) | 73°F(23°C) | 11 in(279 mm) | 86% | 4.9 |
| NovNovember | 87°F(31°C) | 74°F(23°C) | 4.1 in(104 mm) | 88% | 4.9 |
| DecDecemberBest | 87°F(30°C) | 73°F(23°C) | 0.8 in(20 mm) | 83% | 4.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
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