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Hermiston, OR
Full City Profile · Oregon · Morrow County County
2.9
/5.0
C+
Fair
19,406
Population
2,294/sq mi density
$67,128
Median Income
$29,540 per capita
$244,700
Home Value
$335,831 Zillow
$1,009
Median Rent
28.2% income on rent
54°F
Avg Temperature
293 sunny days/yr
264
Violent Crime/100K
3,043 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$67,128 median income, 4.2% unemployment
A+
Affordability
4.6 / 5.0
$244,700 home value, $1,009/mo rent
F
Safety
1.0 / 5.0
264 violent crimes/100K
C
Education
2.2 / 5.0
15.1% bachelor's degree or higher
Hermiston experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 36°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 8.6 inches. Air quality is rated Good with a median AQI of 32.
Temperature
36°F Jan (2°C)
76°F Jul (24°C)
| Annual Average | 53.9°F |
| 0% below US avg | |
| January Average | 36°F (2°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 483 ft (147 m) |
| Area | 7.8 sq mi (20.2 km²) |
| Population Density | 2,294/sq mi |
| Coordinates | 45.8329°N, 119.2852°W |
| Timezone | America/Los_Angeles |
| County | Morrow County County |
| Nearest Airport | Eastern Oregon Regional At Pendleton (PDT) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 32.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 26.4 / 100 |
| Social Vulnerability | 26.6 / 100 |
| Community Resilience | 2.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Adams (175 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 175 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 194 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 197 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 1.3 in | |
| February | 39°F (4°C) | 1.0 in | |
| March | 46°F (8°C) | 1.0 in | |
| April | 52°F (11°C) | 0.9 in | |
| May | 60°F (15°C) | 0.9 in | |
| June | 67°F (19°C) | 0.6 in | |
| July | 76°F (24°C) | 0.2 in | Warmest, Driest |
| August | 73°F (23°C) | 0.4 in | |
| September | 64°F (18°C) | 0.4 in | |
| October | 52°F (11°C) | 0.8 in | |
| November | 42°F (6°C) | 1.3 in | Wettest |
| December | 34°F (1°C) | 1.2 in | Coldest |
Hermiston has a seasonal temperature swing of 41°F / from 34°F in December to 76°F in July. Total annual precipitation is 9.9 inches, with November being the wettest month (1.3") and July the driest (0.2").