Is this weather normal in Decatur County?

Indiana · county records since 1895, through September 2026.

Weather › Indiana › Decatur County

Decatur County just had its 2nd-warmest September in 132 years, +7° against the usual. Decatur County has warmed about 0.5° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 59°, lows near 39°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +2.9°OctNov: -0.4°NovDec: -2.1°DecJan 2026: -4.4°JanFeb: -0.6°FebMar: +7.2°MarApr: +7.3°AprMay: -2.6°MayJun: -0.4°JunJul: +1.7°JulAug: +0.4°AugSep: +6.6°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: -0.1 inNovDec: -1.4 inDecJan 2026: -1.8 inJanFeb: -1.5 inFebMar: +5.2 inMarApr: -0.9 inAprMay: +3.3 inMayJun: +0.4 inJunJul: -2.7 inJulAug: +6.2 inAugSep: -1.1 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 Decatur County

MonthUsual high / lowUsual rainWarmestColdest
January37° / 22°3.4 in40.1° 200611.2° 1977
February42° / 24°2.7 in42.9° 201715.6° 1978
March52° / 32°3.7 in55.5° 201226.2° 1960
April65° / 42°4.8 in60.4° 202643.3° 1907
May74° / 52°5.1 in70.5° 201855.8° 1924
June82° / 61°5.1 in77.1° 193465.9° 1955
July85° / 64°4.4 in81.4° 190169.0° 2014
August84° / 62°3.6 in79.9° 193667.0° 1927
September78° / 55°3.2 in73.3° 192559.0° 1918
October66° / 44°3.4 in61.9° 190046.5° 1925
November53° / 34°3.5 in50.5° 190934.4° 1976
December41° / 26°3.5 in43.6° 201518.8° 1989

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

Towns in Decatur County

Crime Radar: Greensburg

Nearby counties