Niamey weather in May
May is one of the least pleasant months in Niamey: highs of 40°C (104°F) and about 23 mm (0.9 in) of rain on average. Nights average 28°C (83°F) and cloud cover 65% (NASA POWER, 2001–2025 averages). It is the 5th wettest month of the year and the 2nd warmest. Compared with April, it is cooler and wetter; June brings highs of 37°C (99°F) and 81 mm (3.2 in) of rain.
Is May a good time to visit Niamey?
least pleasant month Weather score 46/100.
May is one of the least pleasant months for weather in Niamey. For better conditions, consider Dec–Jan.
Does it rain a lot in Niamey in May?
No, it is usually dry: about 23 mm (0.9 in) falls in an average May. It is the 5th wettest month of the year.
How warm is Niamey in May?
Days average 40°C (104°F) and nights 28°C (83°F).
Niamey weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 31°C (88°F) | 15°C (59°F) | 0 mm | 25% | best |
| February | 35°C (95°F) | 18°C (65°F) | 1 mm | 27% | fair |
| March | 39°C (102°F) | 22°C (72°F) | 1 mm | 48% | least pleasant |
| April | 41°C (106°F) | 27°C (80°F) | 8 mm | 60% | least pleasant |
| May | 40°C (104°F) | 28°C (83°F) | 23 mm | 65% | least pleasant |
| June | 37°C (99°F) | 27°C (80°F) | 81 mm | 65% | least pleasant |
| July | 34°C (93°F) | 25°C (76°F) | 138 mm | 67% | least pleasant |
| August | 31°C (89°F) | 24°C (74°F) | 190 mm | 75% | least pleasant |
| September | 33°C (91°F) | 23°C (74°F) | 84 mm | 54% | fair |
| October | 36°C (96°F) | 23°C (73°F) | 20 mm | 38% | fair |
| November | 35°C (95°F) | 19°C (66°F) | 0 mm | 25% | fair |
| December | 32°C (90°F) | 16°C (60°F) | 0 mm | 20% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months