Is this weather normal in Teton County?

Montana · county records since 1895, through September 2026.

Weather › Montana › Teton County

11 of the last 12 months ran warmer than usual in Teton County. Teton County has warmed about 0.5° per decade since 1970.

This week

Usual for Oct 28 to Nov 3: highs near 47°, lows near 26°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +0.9°OctNov: +5.5°NovDec: +6.4°DecJan 2026: +7.3°JanFeb: +6.4°FebMar: +4.9°MarApr: +0.4°AprMay: +3.4°MayJun: -1.9°JunJul: +4.7°JulAug: +0.8°AugSep: +0.7°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: +0.2 inOctNov: -0.1 inNovDec: +1.1 inDecJan 2026: -0.5 inJanFeb: -0.4 inFebMar: +1.2 inMarApr: -0.4 inAprMay: +0.1 inMayJun: +1.2 inJunJul: -0.9 inJulAug: -0.0 inAugSep: +1.9 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 Teton County

MonthUsual high / lowUsual rainWarmestColdest
January35° / 13°0.9 in33.6° 2006-7.7° 1916
February36° / 14°1.0 in36.2° 2016-6.6° 1936
March44° / 21°1.1 in40.9° 191016.7° 2002
April52° / 28°1.7 in48.3° 191028.3° 1975
May61° / 36°2.5 in57.1° 189741.6° 1927
June69° / 43°3.0 in63.8° 198849.1° 1901
July79° / 49°1.2 in70.9° 200754.5° 1993
August78° / 47°1.2 in68.2° 197156.5° 1907
September68° / 40°1.4 in60.3° 202541.5° 1965
October54° / 30°1.3 in49.3° 196531.1° 1919
November41° / 22°1.0 in40.5° 19499.7° 1985
December34° / 15°0.9 in34.7° 20233.0° 1983

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

Towns in Teton County

Nearby counties