Is this weather normal in Hancock County?

Illinois · county records since 1895, through September 2026.

Weather › Illinois › Hancock County

Hancock County just had its 3rd-warmest September in 132 years, +6° against the usual. Hancock County has warmed about 0.4° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 58°, lows near 38°

That is the 1991 to 2020 average for these dates in Hancock 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: +1.6°NovDec: -2.1°DecJan 2026: -2.2°JanFeb: +6.1°FebMar: +6.5°MarApr: +5.7°AprMay: -0.6°MayJun: -0.7°JunJul: +1.5°JulAug: +0.2°AugSep: +5.8°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: -0.9 inNovDec: -0.0 inDecJan 2026: -1.0 inJanFeb: -1.9 inFebMar: +0.6 inMarApr: +3.9 inAprMay: -2.9 inMayJun: +3.5 inJunJul: -2.3 inJulAug: +3.2 inAugSep: -0.4 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 Hancock County

MonthUsual high / lowUsual rainWarmestColdest
January34° / 17°1.7 in37.4° 193310.2° 1918
February39° / 21°1.9 in40.8° 202414.2° 1936
March51° / 31°2.5 in54.9° 201224.2° 1960
April64° / 41°4.0 in59.3° 189644.1° 2018
May74° / 53°5.1 in71.6° 201856.6° 1924
June83° / 62°4.9 in80.4° 193466.3° 1903
July86° / 66°4.1 in85.6° 193670.4° 2009
August84° / 64°3.8 in82.5° 194767.9° 1915
September78° / 56°3.6 in73.5° 189760.1° 1918
October65° / 44°3.2 in65.7° 196343.6° 1925
November51° / 33°2.5 in50.9° 200133.2° 1976
December39° / 23°2.0 in39.7° 201515.0° 1983

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

Towns in Hancock County

Crime Radar: Hamilton

Nearby counties