NOAA's National Centers for Environmental Information
County Mapping
County Average Temperature
March - May 2012
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F
Idaho (Hover over a County)
TempAverage Temperature: 43.3°F
Rank: 22nd Warmest
Anomaly: 2.3°F
Mean: 40.9°F
County | Value | Rank 131 Years | Anomaly | 1901- |
|---|---|---|---|---|
| Ada County | 51.6°F | 107 | 1.6°F | 50.0°F |
| Adams County | 42.1°F | 97 | 1.3°F | 40.8°F |
| Bannock County | 45.6°F | 120 | 3.4°F | 42.2°F |
| Bear Lake County | 41.5°F | 125 | 4.3°F | 37.2°F |
| Benewah County | 43.7°F | 70 | 0.2°F | 43.5°F |
| Bingham County | 45.9°F | 123 | 3.4°F | 42.5°F |
| Blaine County | 42.4°F | 115 | 2.9°F | 39.4°F |
| Boise County | 42.0°F | 99 | 1.4°F | 40.5°F |
| Bonner County | 42.0°F | 69 | 0.2°F | 41.8°F |
| Bonneville County | 43.5°F | 127 | 4.2°F | 39.3°F |
| Boundary County | 39.6°F | 73 | 0.4°F | 39.3°F |
| Butte County | 43.0°F | 118 | 3.5°F | 39.5°F |
| Camas County | 40.5°F | 111 | 2.4°F | 38.1°F |
| Canyon County | 52.7°F | 105 | 1.5°F | 51.2°F |
| Caribou County | 42.6°F | 123 | 3.9°F | 38.7°F |
| Cassia County | 46.2°F | 121 | 3.3°F | 43.0°F |
| Clark County | 41.7°F | 125 | 4.3°F | 37.4°F |
| Clearwater County | 42.2°F | 82 | 0.7°F | 41.5°F |
| Custer County | 37.7°F | 111 | 2.6°F | 35.1°F |
| Elmore County | 46.2°F | 105 | 2.0°F | 44.3°F |
| Franklin County | 45.3°F | 124 | 4.1°F | 41.1°F |
| Fremont County | 41.1°F | 123 | 4.2°F | 37.0°F |
| Gem County | 48.5°F | 97 | 1.0°F | 47.4°F |
| Gooding County | 49.1°F | 116 | 2.8°F | 46.4°F |
| Idaho County | 40.6°F | 98 | 1.5°F | 39.1°F |
| Jefferson County | 46.5°F | 129 | 4.6°F | 41.9°F |
| Jerome County | 49.8°F | 120 | 3.3°F | 46.5°F |
| Kootenai County | 43.7°F | 73 | 0.2°F | 43.5°F |
| Latah County | 44.6°F | 69 | 0.4°F | 44.2°F |
| Lemhi County | 39.3°F | 116 | 2.8°F | 36.6°F |
| Lewis County | 44.0°F | 81 | 0.7°F | 43.3°F |
| Lincoln County | 47.4°F | 118 | 3.2°F | 44.2°F |
| Madison County | 44.5°F | 125 | 4.3°F | 40.2°F |
| Minidoka County | 47.9°F | 123 | 3.7°F | 44.2°F |
| Nez Perce County | 47.4°F | 75 | 0.6°F | 46.8°F |
| Oneida County | 46.7°F | 126 | 3.8°F | 42.9°F |
| Owyhee County | 46.9°F | 112 | 2.2°F | 44.6°F |
| Payette County | 51.5°F | 98 | 1.3°F | 50.2°F |
| Power County | 46.2°F | 121 | 3.0°F | 43.2°F |
| Shoshone County | 40.6°F | 76 | 0.5°F | 40.2°F |
| Teton County | 40.9°F | 124 | 4.2°F | 36.7°F |
| Twin Falls County | 47.9°F | 120 | 2.9°F | 45.0°F |
| Valley County | 37.9°F | 99 | 1.7°F | 36.2°F |
| Washington County | 47.1°F | 96 | 1.2°F | 45.9°F |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: County Mapping, published July 2025, retrieved on July 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping
