Is this weather normal in St. John the Baptist Parish?

Louisiana · county records since 1895, through September 2026.

Weather › Louisiana › St. John the Baptist Parish

11 of the last 12 months ran warmer than usual in St. John the Baptist Parish. St. John the Baptist Parish just had its 7th-warmest September in 132 years, +3° against the usual.

This week

Usual for Oct 28 to Nov 3: highs near 76°, lows near 54°

That is the 1991 to 2020 average for these dates in St. John the Baptist Parish. The Weather Service forecast fills in below.

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usual high for the datewarmercooler

The last 12 months

Oct: +3.2°OctNov: +3.1°NovDec: +1.7°DecJan 2026: +0.3°JanFeb: +2.9°FebMar: +4.5°MarApr: +3.1°AprMay: -1.0°MayJun: +1.4°JunJul: +1.4°JulAug: +2.2°AugSep: +2.7°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: -0.9 inOctNov: -3.6 inNovDec: -0.2 inDecJan 2026: -1.3 inJanFeb: -2.0 inFebMar: -0.4 inMarApr: -1.2 inAprMay: +6.5 inMayJun: +2.5 inJunJul: -2.3 inJulAug: -1.9 inAugSep: -1.7 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. John the Baptist Parish

MonthUsual high / lowUsual rainWarmestColdest
January63° / 43°5.7 in65.5° 195040.0° 1940
February67° / 46°4.3 in66.2° 201844.2° 1895
March73° / 51°4.6 in70.5° 202052.4° 1915
April79° / 58°4.9 in73.5° 190863.6° 1993
May86° / 66°5.7 in79.0° 202470.8° 1954
June90° / 72°7.3 in83.7° 191477.6° 1961
July92° / 74°7.1 in85.6° 202378.9° 1923
August92° / 74°6.9 in87.8° 202379.0° 1931
September88° / 70°5.2 in82.9° 201973.7° 1967
October81° / 59°4.2 in77.3° 191961.7° 1952
November71° / 49°3.9 in68.3° 202451.4° 1976
December65° / 45°4.9 in63.2° 202144.7° 1963

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

Towns in St. John the Baptist Parish

Nearby counties