Merrimac, VA
Full City Profile · Virginia · Montgomery County County
4.4
/5.0
A
Great
2,955
Population
1,718/sq mi density
$55,202
Median Income
$37,512 per capita
$73,400
Home Value
$412,402 Zillow
$1,099
Median Rent
25.2% income on rent
52°F
Avg Temperature
A
Overall
4.4 / 5.0
Strong
B+
Economy
3.9 / 5.0
$55,202 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$73,400 home value, $1,099/mo rent
A
Education
4.4 / 5.0
42.4% bachelor's degree or higher
Merrimac experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 32°F in January while summers reach 72°F in July. Annual precipitation totals 42.6 inches. The area receives 24.7 inches of snow annually.
Temperature
32°F Jan (-0°C)
72°F Jul (22°C)
| Annual Average | 52.1°F |
| 4% below US avg | |
| January Average | 32°F (-0°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 2,109 ft (643 m) |
| Area | 1.7 sq mi (4.3 km²) |
| Population Density | 1,718/sq mi |
| Coordinates | 37.1949°N, 80.4220°W |
| Timezone | America/New_York |
| County | Montgomery County County |
| Nearest Airport | Roanoke/Blacksburg Regional (Woodrum Field) (ROA) 26 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 47.5 / 100 |
| Social Vulnerability | 26.6 / 100 |
| Community Resilience | 56.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (-0°C) | 3.2 in | Coldest |
| February | 35°F (2°C) | 2.8 in | Driest |
| March | 42°F (5°C) | 3.8 in | |
| April | 51°F (11°C) | 3.8 in | |
| May | 60°F (16°C) | 4.5 in | Wettest |
| June | 68°F (20°C) | 4.3 in | |
| July | 72°F (22°C) | 4.2 in | Warmest |
| August | 70°F (21°C) | 3.6 in | |
| September | 64°F (18°C) | 3.5 in | |
| October | 53°F (12°C) | 2.9 in | |
| November | 43°F (6°C) | 2.9 in | |
| December | 35°F (2°C) | 3.3 in |
Merrimac has a seasonal temperature swing of 40°F / from 32°F in January to 72°F in July. Total annual precipitation is 42.6 inches, with May being the wettest month (4.5") and February the driest (2.8").