Hamer, ID
Full City Profile · Idaho · Jefferson County County
2.4
/5.0
C
Fair
51
Population
268/sq mi density
$225,000
Home Value
$391,080 Zillow
44°F
Avg Temperature
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Education
2.4 / 5.0
17.1% bachelor's degree or higher
Hamer has a cool climate with an average annual temperature of 44°F (7°C). Winters average 18°F in January while summers reach 69°F in July. Annual precipitation totals 8.9 inches. The area receives 20.4 inches of snow annually.
Temperature
18°F Jan (-8°C)
69°F Jul (21°C)
| Annual Average | 43.8°F |
| 19% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 69°F (21°C) |
Geography
| Elevation | 4,805 ft (1,465 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 268/sq mi |
| Coordinates | 43.9267°N, 112.2062°W |
| Timezone | America/Boise |
| County | Jefferson County County |
| Nearest Airport | Idaho Falls Regional (IDA) 29 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 40.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 39.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Hell's Half Acre (51 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 51 km |
| Craters of the Moon | Pyroclastic cone(s) | 2,005 m (6,578 ft) | -130 | 118 km |
| Yellowstone | Caldera(s) | 2,805 m (9,203 ft) | -1350 | 135 km |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 142 km |
| Black Butte Crater Lava Field | Shield | 1,478 m (4,849 ft) | -8400 | 192 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 0.7 in | Coldest |
| February | 23°F (-5°C) | 0.4 in | Driest |
| March | 35°F (2°C) | 0.5 in | |
| April | 45°F (7°C) | 0.9 in | |
| May | 54°F (12°C) | 1.5 in | Wettest |
| June | 61°F (16°C) | 1.1 in | |
| July | 69°F (21°C) | 0.5 in | Warmest |
| August | 67°F (20°C) | 0.5 in | |
| September | 58°F (15°C) | 0.6 in | |
| October | 45°F (7°C) | 0.7 in | |
| November | 31°F (-1°C) | 0.6 in | |
| December | 20°F (-7°C) | 0.8 in |
Hamer has a seasonal temperature swing of 51°F / from 18°F in January to 69°F in July. Total annual precipitation is 8.9 inches, with May being the wettest month (1.5") and February the driest (0.4").