United States · 1991–2020 normal

Irrigon in
September.

Typical September weather in Irrigon: 26.7°C by day, 7.9°C at night, 8 mm of rain over 2.1 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high26.7°C
Typical low7.9°C
Rain8 mm
Wet days2.1

Comfort score 78 this month (May leads the year at 84). Daylight is calculated as 12 h 29 from latitude 45.90°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5733120
NOAA station
USC00353818 · HERMISTON 2 NW
Station distance
14.4 km from the place centre
Coverage
Good coverage · 21 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.