Climate almanac
Bosso
Diffa, Niger · 13.70°, 13.31°
What is the climate like in Bosso?
The best time to visit Bosso is typically September – July, with trip comfort peaking in January (8.1/10). Bosso is warmest in May, when daily highs average 109°F (43°C), and coolest in January, when lows fall to about 58°F (15°C). The wettest month is typically August and the driest is December; the year sees roughly 11 in (276 mm) of precipitation.
- Best time to visitSeptember – July — comfort peaks in January (8.1/10)
- Warmest monthMay — average high 109°F (43°C)
- Coolest monthJanuary — average low 58°F (15°C)
- Wettest monthAugust (5.5 in (139 mm))
- Driest monthDecember (0.0 in (0 mm))
- Annual precipitation11 in (276 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromN'guigni, 65 km away (1926-2025)