United States · 1991–2020 normal

Prosser in
September.

Typical September weather in Prosser: 26.5°C by day, 9.7°C at night, 7 mm of rain over 2 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high26.5°C
Typical low9.7°C
Rain7 mm
Wet days2

Comfort score 82 this month (May leads the year at 87). Daylight is calculated as 12 h 29 from latitude 46.21°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5807487
NOAA station
USC00456768 · PROSSER
Station distance
1 km from the place centre
Coverage
Good coverage · 24 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.