Mankato climate

Typical historical weather for Mankato, 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 Mankato.

Annual average

12.8°C

across all months

Warmest month

32.7°C

Jul average high

Coolest month

-6.9°C

Jan average low

Annual rainfall

738mm

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

44.5°C

19 August 2023

Coldest day

-30.3°C

16 February 2021

Wettest day

66.9mm

17 June 2025

Windiest day

11.3m/s

19 March 2025