Roundup climate

Typical historical weather for Roundup, 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 Roundup.

Annual average

8.6°C

across all months

Warmest month

30.7°C

Jul average high

Coolest month

-9.7°C

Feb average low

Annual rainfall

448mm

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

39.4°C

24 July 2024

Coldest day

-37.3°C

23 February 2022

Wettest day

39.4mm

29 June 2020

Windiest day

11.3m/s

19 December 2016