Williamson climate

Typical historical weather for Williamson, 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 Williamson.

Annual average

14.2°C

across all months

Warmest month

29.6°C

Jul average high

Coolest month

-1.6°C

Jan average low

Annual rainfall

1408mm

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

35.8°C

24 June 2025

Coldest day

-17.5°C

17 January 2024

Wettest day

56mm

7 July 2016

Windiest day

7.2m/s

9 January 2024