Idalou climate

Typical historical weather for Idalou, 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 Idalou.

Annual average

16.5°C

across all months

Warmest month

33.9°C

Jul average high

Coolest month

-1.7°C

Jan average low

Annual rainfall

412mm

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

41.8°C

14 July 2020

Coldest day

-18.7°C

15 February 2021

Wettest day

63.9mm

26 September 2017

Windiest day

12.6m/s

13 March 2019