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Weather & Climate in Hinsdale, MT
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hinsdale has a cool climate with an average annual temperature of 43°F (6°C). Winters average 16°F in January while summers reach 70°F in July. The area gets 274 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 16.3 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 26 / among the cleanest air in the country. The city sits at an elevation of 2,147 feet.
Temperature
16°F Jan (-9°C)
70°F Jul (21°C)
| Annual Average | 42.8°F |
| 21% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 274 days/yr |
Geography
| Elevation | 2,147 ft (654 m) |
| Area | 6.7 sq mi (17.2 km²) |
| Population Density | 39/sq mi |
| Coordinates | 48.4048°N, 107.0869°W |
| Timezone | America/Denver |
| County | Phillips County County |
| Nearest Airport | Sidney-Richland Regional (SDY) 142 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 26.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 34.5 / 100 |
| Social Vulnerability | 80.9 / 100 |
| Community Resilience | 17.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.0.
| Dec 5, 1991 | 15 km WSW of Hays, Montana | M3.0 | 143 km | 10 km |
| Oct 16, 2011 | Eastern Montana | M2.7 | 147 km | 21 km |
| Jul 10, 2021 | 24 km SSE of Malta, Montana | M2.7 | 59 km | 10 km |
| Jul 15, 2015 | 48 km E of Zortman, Montana | M2.5 | 83 km | 23 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
57 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.
| Date | Rating | Distance | Path | Fatalities |
| Jul 18, 2022 | EF2 | 79 km | 8.0 mi | 0 |
| Jun 25, 1975 | EF2 | 65 km | 0.1 mi | 0 |
| Jun 25, 1975 | EF2 | 80 km | 0.1 mi | 0 |
| Jun 11, 1972 | EF2 | 59 km | 0.3 mi | 0 |
| Aug 4, 1962 | EF2 | 54 km | 42.9 mi | 0 |
| Jun 29, 2011 | EF1 | 23 km | 0.8 mi | 0 |
| Jun 16, 2010 | EF1 | 87 km | 2.6 mi | 0 |
| Aug 10, 2007 | EF1 | 63 km | 0.3 mi | 0 |
| Aug 10, 2007 | EF1 | 48 km | 0.1 mi | 0 |
| Jun 21, 1999 | EF1 | 71 km | 0.2 mi | 0 |
| Jul 4, 1991 | EF1 | 82 km | 0.2 mi | 0 |
| Jul 4, 1991 | EF1 | 37 km | 0.2 mi | 0 |
| Jul 10, 1983 | EF1 | 22 km | 1.0 mi | 0 |
| May 25, 1980 | EF1 | 36 km | 0.1 mi | 0 |
| Jun 11, 1972 | EF1 | 76 km | 3.6 mi | 0 |
| Aug 6, 1970 | EF1 | 91 km | 0.1 mi | 0 |
| Jun 18, 1958 | EF1 | 61 km | 0.1 mi | 0 |
| Jul 9, 1954 | EF1 | 71 km | 2.0 mi | 0 |
| Jul 12, 2024 | EF0 | 80 km | 3.0 mi | 0 |
| Jul 12, 2024 | EF0 | 66 km | 2.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: CHALK BUTTE (BLACK PULASKI COMPLEX) (19,339 acres, 2006).
| Year | Name | Acres Burned | Distance |
| 2006 | CHALK BUTTE (BLACK PULASKI COMPLEX) | 19,339 | 95 km |
| 2006 | FLAT TIRE (COMPLEX) | 17,467 | 77 km |
| 2006 | BLACK PULASKI (BLACK PULASKI COMPLEX) | 15,504 | 85 km |
| 2021 | DEVILS CREEK | 15,077 | 99 km |
| 2012 | ESTER LAKE | 10,898 | 93 km |
| 2005 | SHEEP | 6,874 | 86 km |
| 2017 | LOWER BLACK COULEE | 6,803 | 49 km |
| 2006 | LARB CREEK | 6,778 | 46 km |
| 1988 | LANGEN | 6,585 | 39 km |
| 2005 | HEARTLAND | 6,383 | 79 km |
| 2007 | BLACK COULEE | 5,613 | 54 km |
| 1998 | HERMAN RDG | 5,279 | 96 km |
| 2008 | KATHRYN | 3,971 | 78 km |
| 1995 | GRANT COUL | 3,690 | 41 km |
| 2020 | HILL | 3,175 | 64 km |
| 2001 | CASTLE | 3,021 | 71 km |
| 2006 | HILL COULEE (BLACK PULASKI COMPLEX) | 2,665 | 86 km |
| 2020 | SAGE | 2,554 | 90 km |
| 2008 | EAST UNIT CHARLIE | 1,911 | 40 km |
| 2017 | TRIPLE CROSSING | 1,804 | 60 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 0.4 in | Coldest |
| February | 20°F (-7°C) | 0.2 in | Driest |
| March | 31°F (-0°C) | 0.5 in | |
| April | 44°F (7°C) | 0.8 in | |
| May | 55°F (13°C) | 2.0 in | |
| June | 64°F (18°C) | 2.4 in | Wettest |
| July | 70°F (21°C) | 1.9 in | Warmest |
| August | 69°F (21°C) | 1.2 in | |
| September | 57°F (14°C) | 1.1 in | |
| October | 46°F (8°C) | 0.7 in | |
| November | 28°F (-2°C) | 0.4 in | |
| December | 17°F (-9°C) | 0.4 in |
Hinsdale has a seasonal temperature swing of 54°F / from 16°F in January to 70°F in July. Total annual precipitation is 11.9 inches, with June being the wettest month (2.4") and February the driest (0.2").