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Roscommon climate
Typical historical weather for Roscommon, 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 Roscommon.
Annual average
7.7°C
across all months
Warmest month
26.9°C
Jul average high
Coolest month
-10.1°C
Feb average low
Annual rainfall
917mm
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
36.2°C
21 June 2022
Coldest day
-27.1°C
21 January 2019
Wettest day
65.5mm
23 October 2017
Windiest day
8.5m/s
16 December 2021
See the detail: Roscommon on 23 October 2017.