Sumpter, OR
Full City Profile · Oregon · Baker County County
2.1
/5.0
C
Fair
190
Population
87/sq mi density
$24,389
Median Income
$26,550 per capita
48°F
Avg Temperature
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.3 / 5.0
$24,389 median income, 21.1% unemployment
D
Education
2.0 / 5.0
12.1% bachelor's degree or higher
Sumpter experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 29°F in January while summers reach 69°F in July. Annual precipitation totals 19.3 inches. The area receives 78.6 inches of snow annually. Air quality is rated Good with a median AQI of 28.
Temperature
29°F Jan (-2°C)
69°F Jul (20°C)
| Annual Average | 47.6°F |
| 12% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 69°F (20°C) |
Geography
| Elevation | 4,463 ft (1,360 m) |
| Area | 2.2 sq mi (5.6 km²) |
| Population Density | 87/sq mi |
| Coordinates | 44.7435°N, 118.1975°W |
| Timezone | America/Los_Angeles |
| County | Baker County County |
| Nearest Airport | Grant County Regional/Ogilvie Field (JDA) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
| Good Days % | 76.2% |
| Unhealthy Days | 3 |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 48.2 / 100 |
| Social Vulnerability | 69.4 / 100 |
| Community Resilience | 46.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Jordan Craters (187 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Jordan Craters | Volcanic field | 1,473 m (4,833 ft) | -1250 | 187 km |
| Diamond Craters | Volcanic field | 1,435 m (4,708 ft) | -5610 | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 2.4 in | |
| February | 34°F (1°C) | 1.7 in | |
| March | 41°F (5°C) | 1.5 in | |
| April | 46°F (8°C) | 1.5 in | |
| May | 54°F (12°C) | 2.0 in | |
| June | 61°F (16°C) | 1.7 in | |
| July | 69°F (20°C) | 0.9 in | Warmest |
| August | 68°F (20°C) | 0.6 in | |
| September | 59°F (15°C) | 0.5 in | Driest |
| October | 47°F (8°C) | 1.5 in | |
| November | 36°F (2°C) | 2.3 in | |
| December | 29°F (-2°C) | 2.7 in | Coldest, Wettest |
Sumpter has a seasonal temperature swing of 40°F / from 29°F in December to 69°F in July. Total annual precipitation is 19.3 inches, with December being the wettest month (2.7") and September the driest (0.5").