Is this weather normal in Louisa County?

Iowa · county records since 1895, through September 2026.

Weather › Iowa › Louisa County

Louisa County just had its 2nd-warmest September in 132 years, +6° against the usual. 10 of the last 12 months ran warmer than usual there.

This week

Usual for Oct 28 to Nov 3: highs near 56°, lows near 36°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +6.8°OctNov: +2.5°NovDec: -2.6°DecJan 2026: -0.9°JanFeb: +6.9°FebMar: +7.1°MarApr: +5.6°AprMay: +0.9°MayJun: +0.1°JunJul: +2.1°JulAug: +0.8°AugSep: +6.2°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: -1.7 inOctNov: -0.7 inNovDec: -0.2 inDecJan 2026: -0.7 inJanFeb: -1.6 inFebMar: -0.0 inMarApr: +2.0 inAprMay: -3.2 inMayJun: +3.5 inJunJul: -1.7 inJulAug: +4.0 inAugSep: +3.7 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 Louisa County

MonthUsual high / lowUsual rainWarmestColdest
January31° / 14°1.4 in35.1° 20067.6° 1912
February36° / 18°1.6 in39.6° 202410.6° 1936
March49° / 29°2.4 in53.3° 201222.6° 1960
April62° / 40°3.6 in58.0° 189641.1° 2018
May73° / 51°5.0 in68.7° 201855.2° 1907
June82° / 61°5.1 in78.6° 193465.0° 1903
July85° / 65°4.0 in83.9° 193669.3° 2009
August83° / 62°4.0 in81.2° 194766.5° 1915
September77° / 54°3.6 in71.7° 189758.4° 1918
October64° / 42°2.9 in64.6° 196341.4° 1925
November49° / 30°2.2 in50.0° 200130.8° 1911
December36° / 20°1.8 in37.4° 202312.6° 1983

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

Towns in Louisa County

Nearby counties