Jefferson climate

Typical historical weather for Jefferson, 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 Jefferson.

Annual average

19.6°C

across all months

Warmest month

34.5°C

Jul average high

Coolest month

3.8°C

Jan average low

Annual rainfall

1332mm

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

42.4°C

24 August 2023

Coldest day

-17.7°C

16 February 2021

Wettest day

98.2mm

9 March 2016

Windiest day

6.6m/s

4 March 2025