Nashua, MT
Full City Profile · Montana · Valley County County
3.7
/5.0
B+
Good
309
Population
435/sq mi density
$72,500
Median Income
$30,817 per capita
$140,300
Home Value
$138,525 Zillow
$675
Median Rent
14.0% income on rent
44°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$72,500 median income, 8.5% unemployment
A+
Affordability
5.0 / 5.0
$140,300 home value, $675/mo rent
C+
Education
2.8 / 5.0
22.2% bachelor's degree or higher
Nashua has a cool climate with an average annual temperature of 44°F (7°C). Winters average 14°F in January while summers reach 72°F in July. Annual precipitation totals 13.4 inches. The area receives 40.7 inches of snow annually.
Temperature
14°F Jan (-10°C)
72°F Jul (22°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 2,068 ft (630 m) |
| Area | 0.7 sq mi (1.8 km²) |
| Population Density | 435/sq mi |
| Coordinates | 48.1336°N, 106.3571°W |
| Timezone | America/Denver |
| County | Valley County County |
| Nearest Airport | Sidney-Richland Regional (SDY) 104 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 35.9 / 100 |
| Social Vulnerability | 40.2 / 100 |
| Community Resilience | 45.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 0.4 in | Coldest |
| February | 19°F (-7°C) | 0.4 in | Driest |
| March | 32°F (0°C) | 0.5 in | |
| April | 46°F (8°C) | 1.0 in | |
| May | 56°F (14°C) | 2.2 in | |
| June | 66°F (19°C) | 2.8 in | Wettest |
| July | 72°F (22°C) | 2.0 in | Warmest |
| August | 72°F (22°C) | 1.3 in | |
| September | 60°F (16°C) | 1.1 in | |
| October | 45°F (7°C) | 0.9 in | |
| November | 30°F (-1°C) | 0.5 in | |
| December | 18°F (-8°C) | 0.4 in |
Nashua has a seasonal temperature swing of 58°F / from 14°F in January to 72°F in July. Total annual precipitation is 13.4 inches, with June being the wettest month (2.8") and February the driest (0.4").