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Riverside, WY

Full City Profile · Wyoming · Carbon County County

2.6 /5.0
C+ Fair
28 Population 104/sq mi density
44°F Avg Temperature 282 sunny days/yr
120 Violent Crime/100K 480 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
120 violent crimes/100K
A
Education
4.1 / 5.0
39.3% bachelor's degree or higher
Riverside has a cool climate with an average annual temperature of 44°F (7°C). Winters average 24°F in January while summers reach 67°F in July. The area gets 282 sunny days per year. Air quality is rated Good with a median AQI of 34.

Temperature

24°F Jan (-5°C) 67°F Jul (19°C)
Annual Average43.7°F
19% below US avg
January Average24°F (-5°C)
July Average67°F (19°C)
Sunny Days282 days/yr

Geography

Elevation7,185 ft (2,190 m)
Area0.3 sq mi (0.7 km²)
Population Density104/sq mi
Coordinates41.2154°N, 106.7813°W
TimezoneAmerica/Denver
CountyCarbon County County
Nearest AirportLaramie Regional (LAR)
56 miles away

Precipitation & Snow

Wettest Month (May) 1.61"
Driest Month (Jan) 0.71"

Air Quality

AQI Median34.0
RatingGood

Air Pollutants (EPA 2023)

NO₂ (Nitrogen Dioxide)6.8 ppb
SO₂ (Sulfur Dioxide)0.67 ppb

Natural Hazard Risk

Overall RiskVery Low
Risk Score42.7 / 100
Social Vulnerability47.8 / 100
Community Resilience25.6 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Relatively Low
Wildfire Relatively Low
Flood Relatively Low
Hail Very Low
Strong Wind Very Low
Heat Wave No Rating
Winter Weather Relatively Moderate
Lightning Relatively High
Ice Storm Relatively Low
Drought Very Low
Cold Wave Relatively Moderate
Landslide Relatively Moderate
Avalanche Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

58 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.3. Most recent: M3.4 on Sep 14, 2024.

Apr 6, 1999 31 km SE of Wamsutter, Wyoming M4.3 84 km
Jan 31, 2002 28 km SSW of Craig, Colorado M4.3 129 km
May 26, 2000 5 km S of Bairoil, Wyoming M4.0 127 km
Mar 19, 2022 5 km NW of Ryan Park, Wyoming M3.8 24 km
Aug 18, 2009 19 km N of Craig, Colorado M3.7 89 km
Jun 1, 1993 6 km N of Bairoil, Wyoming M3.7 138 km
Jun 2, 2023 9 km SSE of Saratoga, Wyoming M3.6 18 km
Aug 6, 1998 18 km NNE of Rawlins, Wyoming M3.6 89 km
Jun 6, 2011 17 km NNW of Oak Creek, Colorado M3.5 91 km
Aug 13, 2004 35 km SW of Alcova, Wyoming M3.5 121 km
Apr 20, 2017 24 km NE of Maybell, Colorado M3.5 110 km
Sep 14, 2024 9 km SSE of Saratoga, Wyoming M3.4 19 km
Apr 10, 2011 12 km N of Oak Creek, Colorado M3.4 93 km
Oct 8, 2009 31 km SSW of Alcova, Wyoming M3.4 121 km
Jan 19, 2022 8 km ESE of Saratoga, Wyoming M3.3 24 km
May 4, 2015 5 km SSW of Encampment, Wyoming M3.3 6 km
Jun 3, 2023 8 km SSE of Saratoga, Wyoming M3.3 19 km
Aug 26, 2022 27 km E of Bairoil, Wyoming M3.3 119 km
Mar 29, 2022 10 km NNW of Ryan Park, Wyoming M3.3 27 km
Jul 3, 2009 22 km SW of Rawlins, Wyoming M3.2 68 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

36 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 1 injury.

Date Rating Distance Fatalities
Jun 6, 2018 EF3 97 km 0
Jul 2, 1976 EF2 41 km 0
Jun 6, 2020 EF1 42 km 0
Jul 6, 2019 EF1 95 km 0
Aug 26, 2004 EF1 63 km 0
May 30, 1980 EF1 69 km 0
Jun 5, 1977 EF1 94 km 0
Aug 9, 1974 EF1 80 km 0
Aug 9, 1974 EF1 57 km 0
Jul 15, 1967 EF1 7 km 0
Jun 15, 1966 EF1 24 km 0
May 29, 1964 EF1 94 km 0
Jul 3, 1960 EF1 48 km 0
Aug 7, 1954 EF1 98 km 0
Jul 16, 1953 EF1 46 km 0
Jun 24, 2018 EF0 64 km 0
Jun 24, 2018 EF0 79 km 0
May 28, 2018 EF0 94 km 0
Jun 15, 2015 EF0 98 km 0
May 23, 2015 EF0 86 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: MULLEN (179,894 ac, 2020).

Year Name Acres Distance
2020 MULLEN 179,894 46 km
2016 BEAVER CREEK 44,221 37 km
2018 RYAN 28,858 24 km
2020 MIDDLE FORK 20,886 64 km
2018 BADGER CREEK 20,752 59 km
2018 DIVIDE 20,540 97 km
2002 MT. ZIRKEL COMPLEX (HINMAN) 17,627 45 km
2002 MT. ZIRKEL COMPLEX (BURN RIDGE) 15,478 57 km
2020 RR 316 14,274 71 km
2012 SQUIRREL CREEK 10,768 61 km
2023 IRON 7,783 96 km
2021 MORGAN CREEK 7,710 54 km
1999 JEP 4,647 69 km
2017 DEEP CREEK 4,019 74 km
2004 PENNOCK RX 3,593 31 km
2006 DIVIDE 3,332 89 km
1993 DUNES 3,161 69 km
2017 BIG RED 2,868 33 km
2017 KEYSTONE 2,784 42 km
2007 MUD SPRINGS 2,613 76 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-5°C) 0.7 in Driest
February 24°F (-4°C) 0.8 in
March 31°F (-1°C) 1.0 in
April 38°F (3°C) 1.4 in
May 47°F (8°C) 1.6 in Wettest
June 56°F (14°C) 1.3 in
July 67°F (19°C) 1.3 in Warmest
August 61°F (16°C) 1.3 in
September 53°F (12°C) 1.3 in
October 43°F (6°C) 1.3 in
November 30°F (-1°C) 1.0 in
December 23°F (-5°C) 0.9 in Coldest

Riverside has a seasonal temperature swing of 44°F / from 23°F in December to 67°F in July. Total annual precipitation is 13.9 inches, with May being the wettest month (1.6") and January the driest (0.7").

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