Is this weather normal in Bennett County?

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

Weather › South Dakota › Bennett County

Every one of the last 12 months ran warmer than usual in Bennett County. Bennett County is in severe drought: NOAA's Palmer reading for September was -3.1.

This week

Usual for Oct 28 to Nov 3: highs near 54°, lows near 29°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +4.4°OctNov: +5.0°NovDec: +8.0°DecJan 2026: +2.5°JanFeb: +10.8°FebMar: +8.1°MarApr: +1.2°AprMay: +3.0°MayJun: +0.3°JunJul: +4.8°JulAug: +2.1°AugSep: +4.1°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: -0.7 inOctNov: -0.3 inNovDec: -0.2 inDecJan 2026: -0.2 inJanFeb: -0.4 inFebMar: -0.6 inMarApr: -0.9 inAprMay: -1.6 inMayJun: +0.5 inJunJul: -0.3 inJulAug: +0.4 inAugSep: +0.3 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 Bennett County

MonthUsual high / lowUsual rainWarmestColdest
January35° / 13°0.5 in36.4° 20063.9° 1937
February38° / 15°0.7 in39.2° 1954-0.8° 1936
March49° / 24°1.1 in49.0° 201217.7° 1899
April58° / 32°2.5 in53.6° 194635.5° 1920
May68° / 43°3.5 in66.9° 193448.6° 1907
June79° / 53°3.6 in74.7° 193357.9° 1945
July87° / 59°2.5 in80.8° 193664.6° 1915
August85° / 57°2.3 in77.8° 193764.3° 1915
September77° / 48°1.6 in70.0° 202450.4° 1965
October61° / 35°1.6 in57.6° 196336.3° 1925
November47° / 23°0.7 in44.8° 199917.2° 1896
December37° / 15°0.6 in33.6° 20255.0° 1983

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

Towns in Bennett County

Nearby counties