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Plum Grove, TX
Full City Profile · Texas · Montgomery County County
2.7
/5.0
C+
Fair
2,425
Population
668/sq mi density
$70,362
Median Income
$17,919 per capita
$121,800
Home Value
$242,163 Zillow
$1,216
Median Rent
46.3% income on rent
67°F
Avg Temperature
306 sunny days/yr
54
Violent Crime/100K
1,792 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$70,362 median income, 0.3% unemployment
A+
Affordability
5.0 / 5.0
$121,800 home value, $1,216/mo rent
F
Safety
1.0 / 5.0
54 violent crimes/100K
F
Education
1.5 / 5.0
5.7% bachelor's degree or higher
Plum Grove enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 50°F in January while summers reach 82°F in July. The area gets 306 sunny days per year. Annual precipitation totals 55.5 inches. The area receives 0.1 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
50°F Jan (10°C)
82°F Jul (28°C)
| Annual Average | 66.6°F |
| 23% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 306 days/yr |
Geography
| Elevation | 93 ft (28 m) |
| Area | 3.8 sq mi (9.7 km²) |
| Population Density | 668/sq mi |
| Coordinates | 30.2008°N, 95.0956°W |
| Timezone | America/Chicago |
| County | Montgomery County County |
| Nearest Airport | George Bush Intcntl/Houston (IAH) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0451 ppm |
| NO₂ (Nitrogen Dioxide) | 5.5 ppb |
| PM2.5 (Fine Particles) | 10.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.7 / 100 |
| Social Vulnerability | 23.6 / 100 |
| Community Resilience | 33.0 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Relatively High |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 4.1 in | Coldest |
| February | 53°F (12°C) | 3.6 in | |
| March | 60°F (16°C) | 3.5 in | Driest |
| April | 67°F (19°C) | 3.5 in | |
| May | 74°F (23°C) | 5.6 in | Wettest |
| June | 80°F (27°C) | 5.6 in | |
| July | 82°F (28°C) | 3.9 in | |
| August | 82°F (28°C) | 3.5 in | Warmest |
| September | 78°F (25°C) | 5.0 in | |
| October | 68°F (20°C) | 4.3 in | |
| November | 59°F (15°C) | 4.3 in | |
| December | 52°F (11°C) | 4.4 in |
Plum Grove has a seasonal temperature swing of 32°F / from 50°F in January to 82°F in August. Total annual precipitation is 51.3 inches, with May being the wettest month (5.6") and March the driest (3.5").