Olney climate

Typical historical weather for Olney, 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 Olney.

Annual average

19.4°C

across all months

Warmest month

36.7°C

Jul average high

Coolest month

1.3°C

Jan average low

Annual rainfall

695mm

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

44.5°C

19 July 2022

Coldest day

-19.6°C

16 February 2021

Wettest day

119.2mm

21 September 2018

Windiest day

9.9m/s

4 March 2025