# Counties in Idaho by annual precipitation, 2025

All 44 values come from NOAA National Centers for Environmental Information for 2025, so the places are comparable.

- Indicator id: `precipitation_annual`
- Unit: inches
- Definition: Total precipitation from January to December, in inches: rain plus the water content of snow and other frozen precipitation. NOAA computes it from its climate divisional dataset (nClimDiv): station readings interpolated onto a 5 km grid and averaged over the area.
- Source: NOAA National Centers for Environmental Information, NOAA Climate at a Glance, January to December precipitation, counties (https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping)
- Publisher page: https://invokely.ai/en/publishers/noaa-ncei
- Retrieved: 2026-10-12
- Citation: NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December precipitation, counties. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/county/mapping. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/annual-precipitation/idaho-counties

| Rank | Place | inches |
|---:|---|---:|
| 1 | Shoshone County | 44.11 |
| 2 | Clearwater County | 41.84 |
| 3 | Boundary County | 38.74 |
| 4 | Idaho County | 37.49 |
| 5 | Valley County | 37.13 |
| 6 | Bonner County | 33.9 |
| 7 | Boise County | 33.46 |
| 8 | Adams County | 31.7 |
| 9 | Latah County | 29.24 |
| 10 | Kootenai County | 27.12 |
| 11 | Custer County | 25.21 |
| 12 | Benewah County | 24.19 |
| 13 | Caribou County | 23.91 |
| 14 | Lewis County | 23.7 |
| 15 | Teton County | 22.78 |
| 16 | Bear Lake County | 22.56 |
| 17 | Lemhi County | 22 |
| 18 | Camas County | 21.95 |
| 19 | Franklin County | 21.6 |
| 20 | Bonneville County | 21.53 |
| 21 | Gem County | 20.46 |
| 22 | Elmore County | 20.4 |
| 23 | Nez Perce County | 19.76 |
| 24 | Washington County | 19.05 |
| 25 | Bannock County | 18.98 |
| 26 | Fremont County | 18.69 |
| 27 | Blaine County | 18.2 |
| 28 | Power County | 15.34 |
| 29 | Clark County | 14.8 |
| 30 | Oneida County | 14.79 |
| 31 | Madison County | 14.57 |
| 32 | Payette County | 13.96 |
| 33 | Ada County | 13.5 |
| 34 | Cassia County | 13.49 |
| 35 | Bingham County | 13.07 |
| 36 | Butte County | 12.58 |
| 37 | Owyhee County | 11.23 |
| 38 | Canyon County | 10.37 |
| 39 | Twin Falls County | 9.38 |
| 40 | Gooding County | 9.01 |
| 41 | Minidoka County | 8.41 |
| 42 | Lincoln County | 8.34 |
| 43 | Jefferson County | 8.21 |
| 44 | Jerome County | 7.71 |