NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
October - December 1902
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F
Montana (Hover over a County)
Temp
Average Temperature
:
--
Anomaly:
--
Rank:
-- Coldest
Mean:
--
*Signifies a tie
**Insufficient variability in the data record renders rank insignificant
County
|
Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| Beaverhead County | 28.0°F | 0.1°F | 59 | 27.9°F |
| Big Horn County | 34.2°F | 0.4°F | 61 | 33.8°F |
| Blaine County | 26.3°F | -4.3°F | 14 | 30.6°F |
| Broadwater County | 31.4°F | -0.9°F | 35 | 32.4°F |
| Carbon County | 32.3°F | 0.4°F | 60 | 31.9°F |
| Carter County | 30.1°F | -1.6°F | 33 | 31.7°F |
| Cascade County | 30.5°F | -3.0°F | 21 | 33.4°F |
| Chouteau County | 28.7°F | -3.9°F | 15 | 32.7°F |
| Custer County | 30.3°F | -2.3°F | 27 | 32.5°F |
| Daniels County | 21.9°F | -4.6°F | 15 | 26.4°F |
| Dawson County | 26.3°F | -4.2°F | 15 | 30.5°F |
| Deer Lodge County | 29.4°F | 1.1°F | 90 | 28.2°F |
| Fallon County | 28.1°F | -3.2°F | 20 | 31.4°F |
| Fergus County | 31.0°F | -2.3°F | 27 | 33.3°F |
| Flathead County | 30.2°F | 0.3°F | 52 | 29.9°F |
| Gallatin County | 29.1°F | -0.4°F | 52 | 29.5°F |
| Garfield County | 28.4°F | -3.5°F | 20 | 31.9°F |
| Glacier County | 29.1°F | -0.6°F | 45 | 29.7°F |
| Golden Valley County | 31.8°F | -2.3°F | 28 | 34.1°F |
| Granite County | 30.7°F | 1.5°F | 95 | 29.2°F |
| Hill County | 24.9°F | -4.3°F | 15 | 29.3°F |
| Jefferson County | 31.6°F | 0.6°F | 73 | 31.0°F |
| Judith Basin County | 28.7°F | -3.4°F | 15 | 32.2°F |
| Lake County | 33.9°F | 1.1°F | 86 | 32.8°F |
| Lewis and Clark County | 30.7°F | -0.3°F | 43 | 31.0°F |
| Liberty County | 25.9°F | -4.0°F | 17 | 29.9°F |
| Lincoln County | 31.9°F | 1.0°F | 81 | 30.9°F |
| McCone County | 25.6°F | -4.5°F | 14 | 30.1°F |
| Madison County | 29.7°F | 0.1°F | 59 | 29.6°F |
| Meagher County | 26.7°F | -3.2°F | 16 | 29.9°F |
| Mineral County | 33.8°F | 1.8°F | 103 | 32.0°F |
| Missoula County | 32.7°F | 1.7°F | 103 | 31.0°F |
| Musselshell County | 33.3°F | -1.3°F | 32 | 34.6°F |
| Park County | 28.0°F | -1.0°F | 35 | 29.0°F |
| Petroleum County | 32.3°F | -1.9°F | 30 | 34.3°F |
| Phillips County | 26.0°F | -4.6°F | 13 | 30.6°F |
| Pondera County | 29.4°F | -1.8°F | 32 | 31.2°F |
| Powder River County | 32.3°F | -0.9°F | 43 | 33.2°F |
| Powell County | 30.3°F | 0.9°F | 80 | 29.4°F |
| Prairie County | 28.0°F | -3.5°F | 20 | 31.5°F |
| Ravalli County | 31.8°F | 1.5°F | 99 | 30.3°F |
| Richland County | 25.3°F | -4.2°F | 13 | 29.4°F |
| Roosevelt County | 23.9°F | -4.2°F | 16 | 28.1°F |
| Rosebud County | 32.1°F | -0.9°F | 39 | 33.0°F |
| Sanders County | 34.1°F | 1.5°F | 99 | 32.7°F |
| Sheridan County | 22.7°F | -4.0°F | 17 | 26.7°F |
| Silver Bow County | 30.9°F | 1.3°F | 95 | 29.6°F |
| Stillwater County | 32.3°F | -1.2°F | 36 | 33.5°F |
| Sweet Grass County | 31.0°F | -2.1°F | 27 | 33.1°F |
| Teton County | 30.2°F | -1.5°F | 32 | 31.7°F |
| Toole County | 27.6°F | -2.9°F | 25 | 30.5°F |
| Treasure County | 33.5°F | -0.2°F | 44 | 33.7°F |
| Valley County | 23.2°F | -5.4°F | 11 | 28.6°F |
| Wheatland County | 29.6°F | -3.5°F | 14 | 33.1°F |
| Wibaux County | 26.8°F | -4.2°F | 15 | 30.9°F |
| Yellowstone County | 34.4°F | -0.5°F | 40 | 34.9°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on August 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
