Climate almanac
Mahomet
Illinois, United States · 40.20°, -88.40°
What is the climate like in Mahomet?
The best time to visit Mahomet is typically August – September, with trip comfort peaking in September (7.4/10). Mahomet is warmest in July, when daily highs average 85°F (29°C), and coolest in January, when lows fall to about 22°F (-5°C). The wettest month is typically April and the driest is December; the year sees roughly 42 in (1070 mm) of precipitation.
- Best time to visitAugust – September — comfort peaks in September (7.4/10)
- Warmest monthJuly — average high 85°F (29°C)
- Coolest monthJanuary — average low 22°F (-5°C)
- Wettest monthApril (4.8 in (122 mm))
- Driest monthDecember (2.4 in (62 mm))
- Annual precipitation42 in (1070 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromChampaign 3s, 19 km away (1902-2026)