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Castine, OH
Full City Profile · Ohio · Preble County County
2.8
/5.0
C+
Fair
77
Population
963/sq mi density
$49,375
Median Income
$24,973 per capita
$102,800
Home Value
$127,700 Zillow
51°F
Avg Temperature
293 sunny days/yr
307
Violent Crime/100K
2,516 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$49,375 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$102,800 home value, /mo rent
F
Safety
1.0 / 5.0
307 violent crimes/100K
F
Education
1.3 / 5.0
4.1% bachelor's degree or higher
Castine experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 26°F in January while summers reach 73°F in July. The area gets 293 sunny days per year. Annual precipitation totals 43.1 inches. Air quality is rated Good with a median AQI of 43.
Temperature
26°F Jan (-3°C)
73°F Jul (23°C)
| Annual Average | 51.2°F |
| 5% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,079 ft (329 m) |
| Area | 0.1 sq mi (0.2 km²) |
| Population Density | 963/sq mi |
| Coordinates | 39.9310°N, 84.6247°W |
| Timezone | America/New_York |
| County | Preble County County |
| Nearest Airport | James M Cox Dayton International (DAY) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0404 ppm |
| SO₂ (Sulfur Dioxide) | 0.43 ppb |
| CO (Carbon Monoxide) | 0.17 ppm |
| PM2.5 (Fine Particles) | 9.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 43.3 / 100 |
| Social Vulnerability | 30.9 / 100 |
| Community Resilience | 66.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 2.3 in | Coldest |
| February | 29°F (-2°C) | 2.2 in | Driest |
| March | 39°F (4°C) | 3.4 in | |
| April | 50°F (10°C) | 3.7 in | |
| May | 61°F (16°C) | 4.4 in | Wettest |
| June | 69°F (21°C) | 3.7 in | |
| July | 73°F (23°C) | 4.1 in | Warmest |
| August | 71°F (22°C) | 3.4 in | |
| September | 65°F (18°C) | 2.7 in | |
| October | 53°F (12°C) | 2.8 in | |
| November | 41°F (5°C) | 3.2 in | |
| December | 31°F (-1°C) | 3.0 in |
Castine has a seasonal temperature swing of 47°F / from 26°F in January to 73°F in July. Total annual precipitation is 38.9 inches, with May being the wettest month (4.4") and February the driest (2.2").