Portland, CO

Full City Profile · Colorado · Ouray County County

2.9 /5.0
C+ Fair
117 Population 37/sq mi density
$833,300 Home Value $670,108 Zillow
45°F Avg Temperature
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Education
2.9 / 5.0
23.2% bachelor's degree or higher
Portland has a cool climate with an average annual temperature of 45°F (7°C). Winters average 26°F in January while summers reach 66°F in July. Annual precipitation totals 24.1 inches. The area receives 173.4 inches of snow annually.

Temperature

26°F Jan (-3°C) 66°F Jul (19°C)
Annual Average45.1°F
16% below US avg
January Average26°F (-3°C)
July Average66°F (19°C)

Geography

Elevation8,125 ft (2,477 m)
Area3.2 sq mi (8.3 km²)
Population Density37/sq mi
Coordinates38.0892°N, 107.6952°W
TimezoneAmerica/Denver
CountyOuray County County
Nearest AirportTelluride Regional (TEX)
15 miles away

Precipitation & Snow

Annual Rainfall 24.1"
37% below US avg
Snowfall 173.4"
Wettest Month (Aug) 2.70"
Driest Month (Jun) 0.97"

Air Quality

Natural Hazard Risk

Overall RiskVery Low
Risk Score17.7 / 100
Social Vulnerability10.6 / 100
Community Resilience47.5 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Very Low
Wildfire Relatively Low
Flood Very Low
Hail Very Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Very Low
Lightning Relatively Moderate
Ice Storm Very Low
Drought Very Low
Cold Wave Very Low
Landslide Relatively High
Avalanche Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

49 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.5. Most recent: M3.2 on Apr 3, 2025.

Mar 4, 2019 29 km E of La Sal, Utah M4.5 108 km
May 27, 2000 29 km WNW of Naturita, Colorado M4.4 107 km
Sep 13, 1994 17 km N of Sawpit, Colorado M4.4 26 km
Jan 24, 2013 22 km E of La Sal, Utah M3.9 116 km
Jul 6, 1999 27 km WNW of Naturita, Colorado M3.7 105 km
Jun 3, 1999 28 km E of La Sal, Utah M3.7 110 km
Mar 10, 2023 16 km S of Ophir, Colorado M3.6 44 km
May 10, 1991 24 km SSE of South Fork, Colorado M3.4 121 km
Apr 3, 2025 34 km W of Delta, Colorado M3.2 96 km
Dec 15, 1997 7 km ENE of La Sal, Utah M3.2 131 km
Feb 24, 1993 16 km SSE of Monticello, Utah M3.1 147 km
May 13, 1993 19 km SSE of Monticello, Utah M3.1 144 km
Mar 15, 2000 Colorado M3.1 110 km
Jun 6, 2002 29 km E of La Sal, Utah M3.0 111 km
May 8, 1998 15 km E of La Sal, Utah M3.0 124 km
Apr 10, 1998 23 km WNW of Naturita, Colorado M3.0 101 km
Sep 16, 1999 Utah M3.0 129 km
Feb 4, 1999 28 km E of La Sal, Utah M3.0 110 km
Nov 17, 2009 30 km WNW of Nucla, Colorado M2.9 107 km
May 2, 2013 2 km E of Loghill Village, Colorado M2.9 13 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

7 tornadoes (EF0+) within 100 km since 1950. Strongest: EF2. Total: 1 injury.

Date Rating Distance Fatalities
Oct 10, 1997 EF2 82 km 0
May 6, 2005 EF1 65 km 0
May 13, 2004 EF1 63 km 0
Sep 11, 2002 EF1 77 km 0
Jun 7, 1997 EF1 74 km 0
Aug 29, 2002 EF0 96 km 0
Jul 31, 1994 EF0 74 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: MISSIONARY RIDGE (68,919 ac, 2002).

Year Name Acres Distance
2002 MISSIONARY RIDGE 68,919 71 km
2018 416 55,123 69 km
2013 PAPOOSE 46,991 66 km
2018 BULL DRAW 37,178 96 km
2013 WEST FORK COMPLEX - EAST ZONE 34,441 91 km
2002 BURN CANYON 30,573 66 km
2012 LITTLE SAND 26,240 82 km
2018 PLATEAU 19,746 87 km
2013 WEST FORK COMPLEX 18,775 92 km
2009 NARRAGUINNEP 7,798 96 km
2019 DOE CANYON 7,388 94 km
1986 UNNAMED 6,205 89 km
2018 BURRO 5,242 73 km
2004 CAMPBELL 4,429 84 km
2023 LITTLE MESA 4,048 82 km
1994 WAKE 3,834 86 km
1990 HORESEFLY 3,760 50 km
1996 DISAPPOINTMENT 3,642 83 km
2020 EAST CANYON 3,031 100 km
2004 MCGRUDER 2,998 97 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 26°F (-3°C) 1.8 in Coldest
February 30°F (-1°C) 1.7 in
March 36°F (2°C) 2.5 in
April 42°F (6°C) 2.5 in
May 51°F (11°C) 1.8 in
June 61°F (16°C) 1.0 in Driest
July 66°F (19°C) 2.7 in Warmest
August 64°F (18°C) 2.7 in Wettest
September 58°F (14°C) 2.0 in
October 46°F (8°C) 2.2 in
November 35°F (2°C) 1.7 in
December 27°F (-3°C) 1.5 in

Portland has a seasonal temperature swing of 40°F / from 26°F in January to 66°F in July. Total annual precipitation is 24.1 inches, with August being the wettest month (2.7") and June the driest (1.0").

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