Is this weather normal in Idaho County?

Idaho · county records since 1895, through September 2026.

Weather › Idaho › Idaho County

10 of the last 12 months ran warmer than usual in Idaho County. Idaho County has warmed about 0.4° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 46°, lows near 27°

That is the 1991 to 2020 average for these dates in Idaho County. The Weather Service forecast fills in below.

Loading the forecast...

usual high for the datewarmercooler

The last 12 months

Oct: +0.9°OctNov: +5.9°NovDec: +7.3°DecJan 2026: +2.6°JanFeb: +4.8°FebMar: +3.7°MarApr: +1.1°AprMay: +3.0°MayJun: -0.2°JunJul: +3.5°JulAug: +2.3°AugSep: -0.7°Sepwarmercooler

Each bar is a month's average temperature against the usual for that month (1991 to 2020). Ranks compare the same month in every year since 1895.

Every year since 1895

18952025

Rain and drought

Oct: +0.4 inOctNov: -1.1 inNovDec: +4.1 inDecJan 2026: -1.7 inJanFeb: -0.2 inFebMar: +1.9 inMarApr: +0.4 inAprMay: -1.3 inMayJun: +0.3 inJunJul: -0.9 inJulAug: -0.3 inAugSep: +1.5 inSepwetterdrier

Rain and melted snow against the usual for each month. The drought reading is NOAA's Palmer index for the county.

Month by month in Idaho County

MonthUsual high / lowUsual rainWarmestColdest
January34° / 18°4.2 in33.4° 19535.3° 1949
February38° / 19°3.5 in34.4° 199113.1° 1936
March45° / 23°3.9 in40.1° 199221.4° 1917
April51° / 28°3.5 in46.0° 193433.1° 1975
May60° / 35°3.3 in53.4° 195839.9° 1896
June67° / 41°3.0 in61.9° 201547.0° 1901
July79° / 47°1.1 in68.8° 200753.2° 1993
August78° / 45°1.0 in65.8° 196154.0° 1899
September69° / 39°1.6 in59.3° 199045.7° 1926
October53° / 31°3.0 in49.1° 198835.1° 2019
November40° / 23°4.3 in38.0° 201621.3° 1985
December32° / 17°4.5 in33.0° 191715.3° 1983

Warmest and coldest are the month's whole-month average temperature, with the year it happened.

Towns in Idaho County

Nearby counties