Delta Junction, AK
Full City Profile · Alaska · Fairbanks North Star Borough County
4.1
/5.0
A
Great
1,154
Population
83/sq mi density
$85,694
Median Income
$45,210 per capita
$268,700
Home Value
$323,859 Zillow
$1,155
Median Rent
18.7% income on rent
30°F
Avg Temperature
A
Overall
4.1 / 5.0
Strong
A+
Economy
4.5 / 5.0
$85,694 median income, 2.5% unemployment
A+
Affordability
4.9 / 5.0
$268,700 home value, $1,155/mo rent
C+
Education
2.9 / 5.0
23.8% bachelor's degree or higher
Delta Junction has a cool climate with an average annual temperature of 30°F (-1°C). Winters average -1°F in January while summers reach 61°F in July. Annual precipitation totals 10.3 inches. The area receives 45.0 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
-1°F Jan (-18°C)
61°F Jul (16°C)
| Annual Average | 30.0°F |
| 44% below US avg | |
| January Average | -1°F (-18°C) |
| July Average | 61°F (16°C) |
Geography
| Elevation | 1,145 ft (349 m) |
| Area | 0.0 sq mi (0.1 km²) |
| Population Density | 83/sq mi |
| Coordinates | 64.0573°N, 145.7000°W |
| Timezone | America/Anchorage |
| County | Fairbanks North Star Borough County |
| Nearest Airport | Fairbanks International (FAI) 83 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
| Good Days % | 58.2% |
| Unhealthy Days | 25 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0254 ppm |
| SO₂ (Sulfur Dioxide) | 1.74 ppb |
| CO (Carbon Monoxide) | 0.29 ppm |
| PM2.5 (Fine Particles) | 9.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 26.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Winter Weather | Very High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Relatively High |
| Volcano | Very Low |
| Avalanche | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -1°F (-18°C) | 0.2 in | Coldest |
| February | 7°F (-14°C) | 0.2 in | |
| March | 14°F (-10°C) | 0.2 in | Driest |
| April | 34°F (1°C) | 0.2 in | |
| May | 49°F (9°C) | 0.8 in | |
| June | 59°F (15°C) | 2.2 in | |
| July | 61°F (16°C) | 2.4 in | Warmest, Wettest |
| August | 56°F (13°C) | 2.0 in | |
| September | 45°F (7°C) | 0.9 in | |
| October | 27°F (-3°C) | 0.6 in | |
| November | 8°F (-13°C) | 0.4 in | |
| December | 2°F (-16°C) | 0.2 in |
Delta Junction has a seasonal temperature swing of 62°F / from -1°F in January to 61°F in July. Total annual precipitation is 10.3 inches, with July being the wettest month (2.4") and March the driest (0.2").