Is this weather normal in Iosco County?

Michigan · county records since 1895, through September 2026.

Weather › Michigan › Iosco County

Iosco County's warmest year in 131 on record was 2024, at 49.0° on average. Iosco County has warmed about 0.7° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 51°, lows near 34°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +3.3°OctNov: +0.1°NovDec: -3.9°DecJan 2026: -2.2°JanFeb: +0.7°FebMar: +3.0°MarApr: +3.1°AprMay: -1.9°MayJun: +0.6°JunJul: +3.1°JulAug: +0.9°AugSep: +2.1°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: -0.2 inOctNov: -1.2 inNovDec: +0.2 inDecJan 2026: +0.2 inJanFeb: -0.1 inFebMar: +2.7 inMarApr: +4.6 inAprMay: -1.5 inMayJun: +2.3 inJunJul: -1.1 inJulAug: -0.0 inAugSep: -1.2 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 Iosco County

MonthUsual high / lowUsual rainWarmestColdest
January28° / 13°1.8 in30.9° 19325.5° 1912
February31° / 14°1.6 in31.8° 20244.9° 1904
March41° / 21°1.8 in42.7° 201219.1° 1912
April53° / 32°3.2 in47.9° 194233.2° 1907
May66° / 42°3.2 in59.4° 199844.2° 1907
June76° / 53°3.3 in69.1° 191956.2° 1915
July80° / 57°3.4 in73.6° 192162.6° 1992
August79° / 56°3.3 in72.1° 194759.6° 1927
September72° / 48°2.8 in64.2° 192152.0° 1918
October58° / 38°3.0 in55.7° 194737.8° 1925
November45° / 29°2.4 in43.2° 200127.2° 1951
December34° / 20°2.0 in36.2° 201513.6° 1989

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

Towns in Iosco County

Nearby counties