Niamey Climate by Month
Niamey, Niger
Hot all year, with a rainy season from July to September.
Niamey is hot all year, with a rainy season from July to September. Expect highs of 107°F (42°C) in April and 90°F (32°C) in January, with the coldest nights (January) near 64°F (18°C). It gets 18 in (464 mm) of rain a year, 81% of it from July to September. October to April are almost completely dry. The air is dry, averaging 39% relative humidity.
- Warmest month
- 107°F(42°C)
- Average high, April
- Coldest nights
- 64°F(18°C)
- Average low, January
- Rain per year
- 18 in(464 mm)
- Wettest: August
- Humidity
- 39%
- Sunniest: March
Best and worst months in Niamey
Best for weatherDecember and January are the best time for weather in Niamey: highs near 91°F (33°C) and almost no rain.
Least pleasantApril and May are the least pleasant; April is the hottest, with highs of 107°F (42°C).
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)
Niamey weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 90°F(32°C) | 64°F(18°C) | 0.0 in(0 mm) | 19% | 5.4 |
| FebFebruary | 96°F(36°C) | 69°F(21°C) | 0.0 in(0 mm) | 16% | 5.8 |
| MarMarch | 103°F(40°C) | 76°F(24°C) | 0.1 in(2 mm) | 17% | 6.2 |
| AprApril | 107°F(42°C) | 82°F(28°C) | 0.1 in(3 mm) | 26% | 5.9 |
| MayMay | 105°F(41°C) | 83°F(29°C) | 0.5 in(13 mm) | 38% | 6.2 |
| JunJune | 100°F(38°C) | 80°F(27°C) | 2.4 in(61 mm) | 52% | 6.0 |
| JulJuly | 95°F(35°C) | 77°F(25°C) | 4.4 in(113 mm) | 61% | 5.9 |
| AugAugust | 91°F(33°C) | 75°F(24°C) | 7.5 in(190 mm) | 72% | 5.3 |
| SepSeptember | 94°F(35°C) | 76°F(24°C) | 3.0 in(75 mm) | 65% | 5.7 |
| OctOctober | 100°F(38°C) | 77°F(25°C) | 0.3 in(7 mm) | 48% | 5.8 |
| NovNovember | 99°F(37°C) | 70°F(21°C) | 0.0 in(0 mm) | 27% | 5.5 |
| DecDecemberBest | 92°F(34°C) | 65°F(18°C) | 0.0 in(0 mm) | 24% | 5.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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