United States · 1991–2020 normal
Heppner in
September.
Typical September weather in Heppner: 25.1°C by day, 8.9°C at night, 11 mm of rain over 2.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high25.1°C
Typical low8.9°C
Rain11 mm
Wet days2.4
Comfort score 85 this month (June leads the year at 85). Daylight is calculated as 12 h 28 from latitude 45.35°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5731035
- NOAA station
- USC00353827 · HEPPNER
- Station distance
- 1.4 km from the place centre
- Coverage
- Strong coverage · 28 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.