Climate almanac
Lincoln
Illinois, United States · 40.15°, -89.36°
What is the climate like in Lincoln?
The best time to visit Lincoln is typically May – June, with trip comfort peaking in September (7.5/10). Lincoln 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 July and the driest is December; the year sees roughly 43 in (1091 mm) of precipitation.
- Best time to visitMay – June — comfort peaks in September (7.5/10)
- Warmest monthJuly — average high 85°F (29°C)
- Coolest monthJanuary — average low 22°F (-5°C)
- Wettest monthJuly (4.9 in (124 mm))
- Driest monthDecember (2.3 in (59 mm))
- Annual precipitation43 in (1091 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromLincoln, 2 km away (1906-2026)