Is this weather normal in Harrison County?

Texas · county records since 1895, through September 2026.

Weather › Texas › Harrison County

Harrison County just had its warmest September ever recorded, +7° 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 72°, lows near 50°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +3.9°OctNov: +4.6°NovDec: +3.0°DecJan 2026: +0.1°JanFeb: +6.3°FebMar: +7.5°MarApr: +4.4°AprMay: -0.8°MayJun: +1.2°JunJul: +0.1°JulAug: +4.2°AugSep: +7.2°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: -2.8 inOctNov: -0.7 inNovDec: -3.3 inDecJan 2026: -1.3 inJanFeb: -2.6 inFebMar: -1.5 inMarApr: +0.5 inAprMay: -1.0 inMayJun: +0.6 inJunJul: +0.7 inJulAug: -2.4 inAugSep: -3.0 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 Harrison County

MonthUsual high / lowUsual rainWarmestColdest
January57° / 37°4.3 in55.4° 190733.8° 1940
February62° / 40°4.1 in58.5° 201738.6° 1905
March69° / 47°5.0 in66.5° 190746.7° 1915
April77° / 53°4.6 in70.5° 196758.9° 1983
May83° / 62°4.7 in77.0° 199667.9° 1931
June90° / 70°4.3 in85.1° 201173.9° 1903
July94° / 73°3.4 in88.7° 199879.3° 2014
August94° / 72°3.0 in90.9° 201177.9° 1992
September88° / 66°3.6 in84.2° 202670.0° 1974
October78° / 54°4.6 in72.1° 200458.6° 1976
November67° / 45°4.1 in63.2° 192747.6° 1929
December59° / 38°4.8 in60.1° 202137.6° 1983

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

Towns in Harrison County

Crime Radar: Marshall, Hallsville

Nearby counties