Williston climate

Typical historical weather for Williston, 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 Williston.

Annual average

21.7°C

across all months

Warmest month

32.8°C

Aug average high

Coolest month

7.4°C

Jan average low

Annual rainfall

1135mm

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

39.7°C

13 August 2023

Coldest day

-5°C

18 January 2018

Wettest day

141.4mm

5 August 2024

Windiest day

9.8m/s

5 August 2024