Galesburg climate

Typical historical weather for Galesburg, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Galesburg.

Annual average

11.6°C

across all months

Warmest month

29.2°C

Jul average high

Coolest month

-7.4°C

Jan average low

Annual rainfall

1026mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

36°C

4 July 2025

Coldest day

-32.6°C

31 January 2019

Wettest day

100.6mm

25 June 2021

Windiest day

10.1m/s

24 February 2019