Is this weather normal in Osceola County?

Iowa · county records since 1895, through September 2026.

Weather › Iowa › Osceola County

11 of the last 12 months ran warmer than usual in Osceola County. 8.0 inches fell in September, the 7th-most for a September there in 132 years.

This week

Usual for Oct 28 to Nov 3: highs near 51°, lows near 30°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +5.9°OctNov: +3.7°NovDec: -0.3°DecJan 2026: +1.1°JanFeb: +10.0°FebMar: +6.2°MarApr: +1.6°AprMay: +0.9°MayJun: +0.6°JunJul: +2.9°JulAug: +0.8°AugSep: +3.7°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: -0.8 inOctNov: +0.3 inNovDec: -0.1 inDecJan 2026: -0.5 inJanFeb: -0.8 inFebMar: -0.6 inMarApr: +0.7 inAprMay: -1.0 inMayJun: -1.2 inJunJul: -1.0 inJulAug: -0.9 inAugSep: +4.8 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 Osceola County

MonthUsual high / lowUsual rainWarmestColdest
January24° / 7°0.7 in28.7° 2006-2.0° 1912
February29° / 11°0.8 in33.3° 2024-2.8° 1936
March42° / 23°1.6 in47.9° 201215.3° 1899
April57° / 34°3.2 in53.4° 191534.7° 2018
May69° / 46°4.2 in69.2° 193448.9° 1907
June80° / 57°4.9 in75.6° 193361.0° 1945
July83° / 61°3.6 in81.1° 193664.4° 1992
August80° / 58°3.5 in77.2° 194763.9° 1915
September74° / 50°3.2 in68.7° 193152.8° 1965
October60° / 37°2.4 in58.5° 196336.2° 1925
November43° / 23°1.4 in45.1° 200118.0° 1896
December29° / 12°1.0 in31.4° 20232.1° 1983

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

Towns in Osceola County

Nearby counties