Oregon weather by county

36 counties · records since 1895, through September 2026.

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Oregon in September 2026

0 of 36 counties ran at least 1° warmer than usual in September 2026, and 36 ran at least 1° cooler.
Warmest against its own records: Coos County (69th-warmest September of 132). Coolest: Lincoln County (8th-coldest).
Wettest September against its records: Morrow County, 1.4 inches (13th-wettest).
35 of 36 counties were in moderate drought or worse on NOAA's Palmer reading for September.
Since 1970 the state's counties have warmed about 0.4° per decade on average, Baker County the most at 0.5°.

This week's forecast against the usual, and every month since 1895, for all 36 counties in Oregon. None had a top-10 warm September in 2026.