Is this weather normal in Marshall County?

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

Weather › South Dakota › Marshall County

The ground in Marshall County is unusually wet: NOAA's Palmer reading for September was +3.3. September 2026 averaged 63.2° there, 3.7° above the usual for September (12th warmest of 132).

This week

Usual for Oct 28 to Nov 3: highs near 47°, lows near 28°

That is the 1991 to 2020 average for these dates in Marshall 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: +4.1°NovDec: -2.1°DecJan 2026: 0.0°JanFeb: +8.0°FebMar: +3.3°MarApr: -2.3°AprMay: -0.6°MayJun: -0.3°JunJul: +3.5°JulAug: -0.4°AugSep: +3.7°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: -1.5 inOctNov: +0.2 inNovDec: +0.0 inDecJan 2026: -0.5 inJanFeb: -0.1 inFebMar: -0.5 inMarApr: +0.2 inAprMay: -1.2 inMayJun: -1.2 inJunJul: +1.5 inJulAug: -1.0 inAugSep: +0.1 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 Marshall County

MonthUsual high / lowUsual rainWarmestColdest
January20° / 2°0.6 in24.6° 2006-6.2° 1936
February24° / 6°0.7 in29.4° 1954-10.8° 1936
March37° / 19°1.0 in42.1° 20129.6° 1899
April53° / 31°2.0 in51.6° 189531.8° 2013
May67° / 44°3.1 in66.6° 193446.0° 1907
June76° / 55°4.0 in74.1° 193358.3° 1969
July81° / 60°3.9 in81.4° 193662.4° 1992
August79° / 57°2.5 in75.3° 198362.3° 1897
September71° / 48°2.5 in66.0° 189747.8° 1965
October56° / 35°2.3 in55.5° 196333.2° 1925
November39° / 21°0.8 in40.6° 20019.3° 1896
December25° / 9°0.7 in27.8° 2023-2.4° 1983

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

Towns in Marshall County

Nearby counties