Is this weather normal in Treasure County?

Montana · county records since 1895, through September 2026.

Weather › Montana › Treasure County

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

This week

Usual for Oct 28 to Nov 3: highs near 52°, lows near 27°

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

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usual high for the datewarmercooler

The last 12 months

Oct: +2.2°OctNov: +5.9°NovDec: +5.6°DecJan 2026: +8.0°JanFeb: +9.2°FebMar: +6.6°MarApr: -0.2°AprMay: +2.5°MayJun: -2.1°JunJul: +5.5°JulAug: +1.1°AugSep: +2.4°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: +2.0 inOctNov: -0.2 inNovDec: +0.8 inDecJan 2026: -0.5 inJanFeb: -0.1 inFebMar: +0.3 inMarApr: -0.3 inAprMay: -0.7 inMayJun: -0.1 inJunJul: +0.1 inJulAug: +0.1 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 Treasure County

MonthUsual high / lowUsual rainWarmestColdest
January34° / 11°0.6 in36.1° 2006-5.1° 1916
February38° / 14°0.6 in37.8° 1991-3.5° 1936
March49° / 23°0.8 in45.7° 201215.9° 1897
April58° / 32°1.7 in54.3° 191536.4° 1920
May67° / 41°2.6 in63.7° 193447.8° 1907
June77° / 50°2.5 in75.0° 198856.2° 1951
July87° / 56°1.4 in79.8° 193662.3° 1993
August86° / 54°1.1 in75.6° 198363.7° 1974
September75° / 44°1.3 in66.0° 199847.0° 1965
October60° / 32°1.4 in52.7° 196335.6° 1919
November46° / 21°0.6 in42.8° 194912.9° 1896
December35° / 13°0.5 in34.2° 18961.6° 1983

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

Towns in Treasure County

Nearby counties