Is this weather normal in Johnston County?

Oklahoma · county records since 1895, through September 2026.

Weather › Oklahoma › Johnston County

Johnston County just had its warmest September ever recorded, +10° against the usual. 11 of the last 12 months ran warmer than usual there.

This week

Usual for Oct 28 to Nov 3: highs near 69°, lows near 46°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +5.2°OctNov: +5.8°NovDec: +4.5°DecJan 2026: -1.3°JanFeb: +7.2°FebMar: +9.8°MarApr: +4.6°AprMay: +1.2°MayJun: +2.0°JunJul: +1.5°JulAug: +5.4°AugSep: +9.6°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: +0.2 inNovDec: -3.0 inDecJan 2026: -0.8 inJanFeb: -0.3 inFebMar: -0.3 inMarApr: +3.4 inAprMay: -1.6 inMayJun: +3.0 inJunJul: -2.2 inJulAug: -2.5 inAugSep: -2.8 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 Johnston County

MonthUsual high / lowUsual rainWarmestColdest
January52° / 30°2.2 in49.8° 192328.1° 1930
February57° / 34°2.4 in54.6° 197630.4° 1899
March65° / 43°3.5 in63.8° 202641.8° 1915
April74° / 50°3.9 in68.8° 192556.1° 2018
May81° / 59°5.9 in75.4° 201863.3° 1907
June89° / 68°4.5 in85.3° 191171.8° 1903
July94° / 72°2.9 in90.4° 201177.4° 1950
August94° / 71°2.8 in91.0° 201175.9° 1992
September86° / 63°4.2 in84.1° 202666.4° 1974
October76° / 52°4.4 in70.9° 196357.0° 1976
November64° / 41°2.8 in59.2° 199943.3° 1929
December54° / 32°3.0 in54.2° 202129.3° 1983

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

Towns in Johnston County

Crime Radar: Tishomingo

Nearby counties