Is this weather normal in St. Louis city?

Missouri · county records since 1895, through September 2026.

Weather › Missouri › St. Louis city

St. Louis city just had its warmest September ever recorded, +7° against the usual. St. Louis city has warmed about 0.5° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 62°, lows near 42°

That is the 1991 to 2020 average for these dates in St. Louis city. The Weather Service forecast fills in below.

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usual high for the datewarmercooler

The last 12 months

Oct: +4.4°OctNov: +1.5°NovDec: +0.2°DecJan 2026: -2.7°JanFeb: +2.8°FebMar: +7.7°MarApr: +6.8°AprMay: -1.1°MayJun: -0.1°JunJul: +0.9°JulAug: +0.8°AugSep: +7.3°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: -0.5 inOctNov: -1.5 inNovDec: -2.1 inDecJan 2026: -1.9 inJanFeb: -1.0 inFebMar: +0.8 inMarApr: +0.9 inAprMay: -1.1 inMayJun: +1.4 inJunJul: +1.0 inJulAug: +0.2 inAugSep: -1.5 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 St. Louis city

MonthUsual high / lowUsual rainWarmestColdest
January40° / 23°2.5 in42.2° 200614.9° 1977
February46° / 27°2.1 in46.5° 201721.6° 1978
March56° / 36°3.4 in59.2° 201229.7° 1960
April68° / 45°4.6 in63.3° 202646.3° 1907
May77° / 56°4.9 in74.0° 201858.4° 1924
June85° / 65°4.4 in82.6° 195267.4° 1928
July89° / 69°3.9 in86.6° 193673.8° 1924
August87° / 67°3.4 in84.3° 193669.0° 1915
September80° / 59°3.4 in76.9° 202661.8° 1918
October69° / 47°3.1 in67.8° 196348.2° 1925
November55° / 37°3.4 in53.2° 190937.3° 1976
December44° / 28°2.7 in45.8° 202121.0° 1983

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

Towns in St. Louis city

Crime Radar: St. Louis, Ferguson, Bellefontaine Neighbors, Northwoods

Nearby counties