Statewide areal climate 1951–2025
Montana
A 42.9°F / 18.6" normal · 2025 ran +1.3°F vs normal. 56 counties.
2026 so far · through Aug 29: This area is running +3.3°F (48.4°F) vs the 1996–2025 to-date normal — the 1st warmest start of 76 years. Precipitation 91% of normal. U.S. year-to-date →
Normal (1996–2025)
42.9°F
annual mean · 18.6" precipitation
2025 vs Normal
+1.3°F
44.2°F · 20.0" (107% of normal)
Warmest Year
45.0°F
2015 · coldest 37.5°F (1951)
Wettest Year
25.4in
1975 · driest 13.3" (1952)
Hottest Day
99.4°F
Jul 13 · 2026
Coldest Day
-35.5°F
Dec 24 · 1983
Biggest Rain Day
1.29in
Aug 24 · 2014
Record
1951–2025
75 complete years · NOAA nClimGrid
Where 2025 Ran Warm & Cool
Every county in Montana by its 2025 temperature vs the 1996–2025 normal.
Monthly Climate
J
F
M
A
M
J
J
A
S
O
N
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Counties (56)
Beaverhead CountyBig Horn CountyBlaine CountyBroadwater CountyCarbon CountyCarter CountyCascade CountyChouteau CountyCuster CountyDaniels CountyDawson CountyDeer Lodge CountyFallon CountyFergus CountyFlathead CountyGallatin CountyGarfield CountyGlacier CountyGolden Valley CountyGranite CountyHill CountyJefferson CountyJudith Basin CountyLake CountyLewis and Clark CountyLiberty CountyLincoln CountyMadison CountyMcCone CountyMeagher CountyMineral CountyMissoula CountyMusselshell CountyPark CountyPetroleum CountyPhillips CountyPondera CountyPowder River CountyPowell CountyPrairie CountyRavalli CountyRichland CountyRoosevelt CountyRosebud CountySanders CountySheridan CountySilver Bow CountyStillwater CountySweet Grass CountyTeton CountyToole CountyTreasure CountyValley CountyWheatland CountyWibaux CountyYellowstone County
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.