Jamul, CA
Full City Profile · California · San Diego County County
3.9
/5.0
B+
Good
6,617
Population
393/sq mi density
$148,740
Median Income
$55,905 per capita
$961,300
Home Value
$1,024,308 Zillow
$3,501
Median Rent
47.2% income on rent
65°F
Avg Temperature
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$148,740 median income, 2.7% unemployment
B
Affordability
3.0 / 5.0
$961,300 home value, $3,501/mo rent
B+
Education
3.7 / 5.0
34.3% bachelor's degree or higher
Jamul enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 56°F in January while summers reach 75°F in July. Annual precipitation totals 11.6 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 71.
Temperature
56°F Jan (13°C)
75°F Jul (24°C)
| Annual Average | 65.1°F |
| 21% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 1,026 ft (313 m) |
| Area | 16.8 sq mi (43.6 km²) |
| Population Density | 393/sq mi |
| Coordinates | 32.7184°N, 116.8709°W |
| Timezone | America/Los_Angeles |
| County | San Diego County County |
| Nearest Airport | San Diego International (SAN) 19 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 71.0 |
| Rating | Moderate |
| Good Days % | 12.8% |
| Unhealthy Days | 52 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0453 ppm |
| NO₂ (Nitrogen Dioxide) | 13.7 ppb |
| SO₂ (Sulfur Dioxide) | 0.07 ppb |
| CO (Carbon Monoxide) | 0.50 ppm |
| PM2.5 (Fine Particles) | 8.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.7 / 100 |
| Social Vulnerability | 24.8 / 100 |
| Community Resilience | 8.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively High |
| Wildfire | Very High |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.2 m (4 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1862 | S. CALIFORNIA | Eruption + Earthquake | 1.2 m | - | 31 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (129 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 129 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 2.3 in | |
| February | 57°F (14°C) | 2.6 in | Wettest |
| March | 60°F (15°C) | 1.9 in | |
| April | 63°F (17°C) | 0.8 in | |
| May | 66°F (19°C) | 0.3 in | |
| June | 70°F (21°C) | 0.1 in | |
| July | 75°F (24°C) | 0.2 in | |
| August | 77°F (25°C) | 0.0 in | Warmest, Driest |
| September | 75°F (24°C) | 0.1 in | |
| October | 68°F (20°C) | 0.5 in | |
| November | 61°F (16°C) | 1.0 in | |
| December | 55°F (13°C) | 1.8 in | Coldest |
Jamul has a seasonal temperature swing of 21°F / from 55°F in December to 77°F in August. Total annual precipitation is 11.6 inches, with February being the wettest month (2.6") and August the driest (0.0").