Is this weather normal in Mendocino County?

California · county records since 1895, through September 2026.

Weather › California › Mendocino County

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

This week

Usual for Oct 28 to Nov 3: highs near 65°, lows near 43°

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

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usual high for the datewarmercooler

The last 12 months

Oct: -1.2°OctNov: +2.9°NovDec: +4.4°DecJan 2026: +3.2°JanFeb: +2.6°FebMar: +8.5°MarApr: +0.9°AprMay: +1.6°MayJun: +1.7°JunJul: +0.1°JulAug: +1.1°AugSep: -2.2°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: +0.1 inOctNov: +2.7 inNovDec: +3.8 inDecJan 2026: -3.7 inJanFeb: +1.6 inFebMar: -7.4 inMarApr: +0.9 inAprMay: -1.1 inMayJun: -0.5 inJunJul: +0.0 inJulAug: -0.1 inAugSep: +0.3 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 Mendocino County

MonthUsual high / lowUsual rainWarmestColdest
January53° / 38°9.9 in50.2° 200337.0° 1937
February56° / 38°8.7 in52.4° 201540.9° 1903
March59° / 39°7.6 in57.3° 202642.6° 2023
April62° / 40°3.8 in56.0° 193443.0° 1967
May69° / 45°1.9 in62.2° 200150.6° 1977
June76° / 50°0.5 in68.1° 201557.2° 1923
July84° / 54°0.0 in74.4° 202464.7° 1987
August84° / 54°0.1 in72.6° 202064.3° 1899
September81° / 51°0.3 in69.1° 202059.8° 1925
October71° / 46°2.5 in65.3° 202052.9° 1912
November59° / 40°5.6 in54.0° 197642.7° 1994
December52° / 37°10.8 in49.0° 192938.4° 1990

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

Towns in Mendocino County

Crime Radar: Ukiah, Fort Bragg, Willits

Nearby counties