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Weather & Climate in Donnelly, ID
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Donnelly has a cool climate with an average annual temperature of 41°F (5°C). Winters average 22°F in January while summers reach 63°F in July. The area gets 276 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 25.0 inches (drier than the 38-inch national average). The area receives 132.2 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 33. The city sits at an elevation of 4,865 feet.
Temperature
22°F Jan (-6°C)
63°F Jul (17°C)
| Annual Average | 41.3°F |
| 24% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 4,865 ft (1,483 m) |
| Area | 0.5 sq mi (1.2 km²) |
| Population Density | 232/sq mi |
| Coordinates | 44.7334°N, 116.0868°W |
| Timezone | America/Boise |
| County | Adams County County |
| Nearest Airport | Boise Air Trml/Gowen Field (BOI) 81 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 33.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 39.6 / 100 |
| Social Vulnerability | 60.6 / 100 |
| Community Resilience | 8.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,517 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Mar 31, 2020 | Stanley, Idaho | M6.5 | 82 km | 12 km |
| Feb 26, 2024 | 10 km N of Smiths Ferry, Idaho | M4.9 | 38 km | 12 km |
| Apr 1, 2020 | 21 km WNW of Stanley, Idaho | M4.8 | 86 km | 10 km |
| Apr 13, 2014 | 15 km NNW of Challis, Idaho | M4.8 | 140 km | 4 km |
| Jun 25, 2020 | 27 km NW of Stanley, Idaho | M4.6 | 81 km | 8 km |
| Apr 14, 2014 | 13 km NW of Challis, Idaho | M4.4 | 140 km | 7 km |
| May 14, 2020 | 31 km NW of Stanley, Idaho | M4.4 | 78 km | 13 km |
| Apr 1, 2020 | 23 km NW of Stanley, Idaho | M4.4 | 85 km | 7 km |
| May 21, 2020 | 26 km NW of Stanley, Idaho | M4.4 | 83 km | 6 km |
| Jan 28, 1995 | 33 km NNE of Stanley, Idaho | M4.3 | 106 km | 5 km |
| Feb 17, 1992 | 33 km NNE of Stanley, Idaho | M4.3 | 108 km | 5 km |
| Jun 9, 2020 | 11 km NW of Stanley, Idaho | M4.2 | 97 km | 10 km |
| Jun 14, 2020 | 10 km NW of Stanley, Idaho | M4.2 | 97 km | 8 km |
| Jan 27, 2025 | 26 km NW of Clayton, Idaho | M4.2 | 118 km | 9 km |
| Apr 11, 1995 | 20 km SSE of Yellow Pine, Idaho | M4.2 | 52 km | 5 km |
| Apr 21, 2020 | 29 km NW of Stanley, Idaho | M4.1 | 80 km | 10 km |
| Jul 10, 2020 | 18 km SW of Stanley, Idaho | M4.1 | 107 km | 10 km |
| Feb 18, 1993 | 34 km NNE of Stanley, Idaho | M4.1 | 103 km | 5 km |
| Apr 11, 2020 | 20 km NW of Stanley, Idaho | M4.1 | 88 km | 10 km |
| Feb 18, 1993 | 31 km NNE of Stanley, Idaho | M4.0 | 107 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
10 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Jun 4, 2006 | EF2 | 60 km | 12.0 mi | 0 |
| May 17, 1996 | EF1 | 88 km | 5.5 mi | 0 |
| Jul 9, 1990 | EF1 | 83 km | 0.1 mi | 0 |
| Jul 1, 1983 | EF1 | 100 km | 2.0 mi | 0 |
| Jun 27, 1958 | EF1 | 17 km | 5.0 mi | 0 |
| Sep 13, 2001 | EF0 | 88 km | 1.0 mi | 0 |
| Jun 17, 1997 | EF0 | 96 km | 0.2 mi | 0 |
| May 17, 1996 | EF0 | 82 km | 0.1 mi | 0 |
| Jul 22, 1992 | EF0 | 67 km | 0.5 mi | 0 |
| Jul 22, 1992 | EF0 | 73 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: EAST ZONE COMPLEX (RAINES) (318,724 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | EAST ZONE COMPLEX (RAINES) | 318,724 | 51 km |
| 2007 | CASCADE COMPLEX (MONUMENTAL) | 317,157 | 43 km |
| 2012 | HALSTEAD | 190,156 | 93 km |
| 2016 | PIONEER | 189,596 | 77 km |
| 2024 | PADDOCK | 186,842 | 75 km |
| 2022 | DOUBLE CREEK | 171,012 | 98 km |
| 1994 | CORRAL CREEK-BLACKWELL COMPLEX | 140,101 | 47 km |
| 1994 | PORPHYRY SOUTH | 129,849 | 70 km |
| 2007 | RATTLESNAKE | 102,523 | 99 km |
| 2020 | WOODHEAD | 98,995 | 54 km |
| 2021 | BOUNDARY | 97,995 | 73 km |
| 2015 | TEPEE SPRINGS | 94,878 | 65 km |
| 2007 | BATTLE CREEK COMPLEX (BATTLE CREEK) | 79,114 | 87 km |
| 2000 | BURGDORF JUNCTION | 67,284 | 79 km |
| 1987 | DEADWOOD | 57,051 | 60 km |
| 2006 | CHERRY | 56,773 | 75 km |
| 2000 | SALMON CHALLIS WILDERNESS COMPLEX (LITTLE PISTOL) | 53,790 | 71 km |
| 2006 | FOSTER GULCH | 52,496 | 69 km |
| 2012 | SHEEP | 50,769 | 93 km |
| 1996 | SALT COMPLEX (SALT CREEK) | 50,250 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 3.0 in | |
| February | 24°F (-4°C) | 2.2 in | |
| March | 31°F (-0°C) | 2.3 in | |
| April | 39°F (4°C) | 1.9 in | |
| May | 47°F (8°C) | 1.9 in | |
| June | 54°F (12°C) | 1.9 in | |
| July | 63°F (17°C) | 0.8 in | Warmest, Driest |
| August | 60°F (16°C) | 0.9 in | |
| September | 52°F (11°C) | 1.3 in | |
| October | 43°F (6°C) | 1.8 in | |
| November | 30°F (-1°C) | 2.8 in | |
| December | 21°F (-6°C) | 3.2 in | Coldest, Wettest |
Donnelly has a seasonal temperature swing of 42°F / from 21°F in December to 63°F in July. Total annual precipitation is 23.9 inches, with December being the wettest month (3.2") and July the driest (0.8").