Heppner climate

Typical historical weather for Heppner, 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 Heppner.

Annual average

9.7°C

across all months

Warmest month

29.3°C

Jul average high

Coolest month

-2.6°C

Jan average low

Annual rainfall

590mm

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

42.2°C

29 June 2021

Coldest day

-22.9°C

13 January 2024

Wettest day

30.4mm

5 May 2024

Windiest day

9.9m/s

27 December 2022