Roscoe, MT

Full City Profile · Montana · Stillwater County County

5.0 /5.0
A+ Excellent
24 Population 104/sq mi density
42°F Avg Temperature
A+
Overall
5.0 / 5.0
Strong
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Roscoe has a cool climate with an average annual temperature of 42°F (6°C). Winters average 27°F in January while summers reach 62°F in July. Annual precipitation totals 18.5 inches. The area receives 72.2 inches of snow annually.

Temperature

27°F Jan (-3°C) 62°F Jul (17°C)
Annual Average41.5°F
23% below US avg
January Average27°F (-3°C)
July Average62°F (17°C)

Geography

Elevation4,987 ft (1,520 m)
Area0.2 sq mi (0.6 km²)
Population Density104/sq mi
Coordinates45.3518°N, 109.4933°W
TimezoneAmerica/Denver
CountyStillwater County County
Nearest AirportBillings Logan International (BIL)
56 miles away

Precipitation & Snow

Annual Rainfall 18.5"
51% below US avg
Snowfall 72.2"
Wettest Month (May) 3.71"
Driest Month (Jan) 0.59"

Air Quality

Natural Hazard Risk

Overall RiskVery Low
Risk Score16.8 / 100
Social Vulnerability10.6 / 100
Community Resilience56.3 / 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 Low
Lightning Relatively Low
Ice Storm Very Low
Drought Very Low
Cold Wave Relatively Low
Landslide Very Low
Volcano Very Low
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

643 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M2.6 on Aug 19, 2025.

Mar 30, 2014 22 km S of Mammoth, Wyoming M4.8 114 km
Jun 16, 2017 12 km E of Hebgen Lake Estates, Montana M4.4 137 km
May 11, 2022 36 km S of Silver Gate, Montana M4.2 84 km
Nov 24, 2000 24 km S of Mammoth, Wyoming M4.2 116 km
Mar 25, 2008 35 km S of Silver Gate, Montana M4.2 84 km
Nov 6, 1997 4 km WSW of Springhill, Montana M4.0 134 km
Mar 26, 1994 19 km NE of West Yellowstone, Montana M3.9 129 km
Sep 18, 2022 22 km SSW of Mammoth, Wyoming M3.9 121 km
Jan 21, 2010 15 km SE of West Yellowstone, Montana M3.9 145 km
May 18, 2006 69 km NNE of Kelly, Wyoming M3.8 143 km
Jan 30, 2023 9 km NNW of Livingston, Montana M3.8 96 km
Nov 26, 1998 63 km SE of West Yellowstone, Montana M3.8 140 km
Jan 21, 2010 15 km SE of West Yellowstone, Montana M3.7 146 km
Jan 29, 2025 24 km SSW of Mammoth, Wyoming M3.7 120 km
Jan 9, 2008 18 km NE of West Yellowstone, Montana M3.7 130 km
Mar 29, 2023 56 km SSE of Mammoth, Wyoming M3.7 115 km
Aug 19, 2025 22 km SSW of Mammoth, Wyoming M3.7 123 km
Jan 9, 2003 23 km E of Wilsall, Montana M3.7 100 km
Sep 24, 1994 39 km SSE of Mammoth, Wyoming M3.7 109 km
Mar 30, 2014 21 km S of Mammoth, Wyoming M3.7 116 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

27 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 3 injuries.

Date Rating Distance Fatalities
Jun 16, 1965 EF3 92 km 0
Jun 20, 2010 EF2 94 km 0
Jun 16, 2010 EF2 66 km 0
Jul 11, 1978 EF2 92 km 0
Jun 26, 1964 EF2 89 km 0
Jul 2, 1958 EF2 93 km 0
Jun 21, 1991 EF1 87 km 0
May 18, 1991 EF1 81 km 0
May 24, 1990 EF1 67 km 0
Jun 26, 1976 EF1 88 km 0
Aug 22, 1965 EF1 64 km 0
Aug 12, 1958 EF1 67 km 0
May 24, 2014 EF0 95 km 0
Jun 6, 2011 EF0 75 km 0
Aug 11, 2005 EF0 67 km 0
Jun 1, 2005 EF0 97 km 0
Jul 4, 1998 EF0 93 km 0
Jul 20, 1997 EF0 62 km 0
Jul 12, 1992 EF0 99 km 0
Jun 19, 1991 EF0 73 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Nearby Volcanoes

1 volcano within 200 km. Closest: Yellowstone (138 km).

Name Type Elevation Last Eruption Distance
Yellowstone Caldera(s) 2,805 m (9,203 ft) -1350 138 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: CLOVERMIST (303,427 ac, 1988).

Year Name Acres Distance
1988 CLOVERMIST 303,427 73 km
2006 DERBY 200,993 36 km
1988 STORM CREEK 116,027 47 km
1988 HELLROARING 77,598 72 km
2008 GUNBARREL 69,730 90 km
2003 HOBBLE 38,365 55 km
1988 CLOVER 34,035 82 km
2021 ROBERTSON DRAW 31,132 38 km
2006 JUNGLE 23,846 67 km
2007 WH COMPLEX (WICKED CREEK) 22,195 78 km
1996 SHEPARD MTN 17,379 17 km
2016 BUFFALO 13,706 75 km
1994 BLACK BUTTE 10,231 52 km
2008 CASCADE 10,017 21 km
2010 STUMP GULCH 8,873 42 km
2002 BROAD 7,922 91 km
2021 TROUT CREEK 7,804 22 km
2012 PINE CREEK 7,707 81 km
1991 THOMPSON CREEK 6,974 83 km
2006 PASSAGE FALLS 6,837 75 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 27°F (-3°C) 0.6 in Driest
February 26°F (-4°C) 0.9 in
March 32°F (-0°C) 1.2 in
April 37°F (3°C) 1.8 in
May 46°F (8°C) 3.7 in Wettest
June 54°F (12°C) 2.9 in
July 62°F (17°C) 1.5 in Warmest
August 62°F (17°C) 1.2 in
September 54°F (12°C) 1.5 in
October 42°F (6°C) 1.8 in
November 32°F (0°C) 0.8 in
December 25°F (-4°C) 0.8 in Coldest

Roscoe has a seasonal temperature swing of 37°F / from 25°F in December to 62°F in July. Total annual precipitation is 18.5 inches, with May being the wettest month (3.7") and January the driest (0.6").

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