Is this weather normal in McHenry County?

North Dakota · county records since 1895, through September 2026.

Weather › North Dakota › McHenry County

McHenry County has warmed about 0.4° per decade since 1970. 3.4 inches fell in September, the 10th-most for a September there in 132 years.

This week

Usual for Oct 28 to Nov 3: highs near 45°, lows near 24°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +5.7°OctNov: +5.4°NovDec: -2.7°DecJan 2026: +0.6°JanFeb: +10.2°FebMar: +2.1°MarApr: -2.1°AprMay: +1.2°MayJun: +0.8°JunJul: +5.3°JulAug: 0.0°AugSep: +2.9°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: +1.2 inOctNov: -0.4 inNovDec: -0.2 inDecJan 2026: -0.3 inJanFeb: +0.1 inFebMar: -0.1 inMarApr: -0.4 inAprMay: -1.7 inMayJun: +1.0 inJunJul: -1.8 inJulAug: +0.0 inAugSep: +1.8 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 McHenry County

MonthUsual high / lowUsual rainWarmestColdest
January18° / -1°0.5 in26.6° 2006-14.5° 1950
February23° / 3°0.4 in27.6° 1931-16.3° 1936
March35° / 16°0.7 in41.4° 19104.0° 1899
April53° / 29°1.0 in50.6° 198728.2° 2013
May67° / 41°2.6 in63.9° 197744.7° 1907
June75° / 52°3.7 in74.7° 198856.8° 1969
July81° / 56°2.7 in79.3° 193661.7° 1993
August81° / 54°2.1 in73.6° 198361.0° 1904
September71° / 44°1.6 in63.9° 200945.9° 1965
October54° / 32°1.4 in54.9° 196332.1° 1919
November36° / 18°0.7 in39.0° 20162.9° 1896
December23° / 5°0.6 in25.8° 2023-3.6° 1927

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

Towns in McHenry County

Nearby counties