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Temelec, CA
Full City Profile · California · Napa County County
2.9
/5.0
C+
Fair
1,696
Population
1,067/sq mi density
$73,654
Median Income
$65,761 per capita
$658,600
Home Value
$928,404 Zillow
$3,070
Median Rent
51.0% income on rent
59°F
Avg Temperature
326 sunny days/yr
311
Violent Crime/100K
1,516 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$73,654 median income, 6.3% unemployment
D
Affordability
1.6 / 5.0
$658,600 home value, $3,070/mo rent
F
Safety
1.0 / 5.0
311 violent crimes/100K
A+
Education
5.0 / 5.0
58.9% bachelor's degree or higher
Temelec enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 48°F in January while summers reach 70°F in July. The area gets 326 sunny days per year. Annual precipitation totals 28.4 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
48°F Jan (9°C)
70°F Jul (21°C)
| Annual Average | 59.0°F |
| 9% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 326 days/yr |
Geography
| Elevation | 119 ft (36 m) |
| Area | 1.6 sq mi (4.1 km²) |
| Population Density | 1,067/sq mi |
| Coordinates | 38.2578°N, 122.4982°W |
| Timezone | America/Los_Angeles |
| County | Napa County County |
| Nearest Airport | Metro Oakland International (OAK) 40 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.3 / 100 |
| Social Vulnerability | 38.5 / 100 |
| Community Resilience | 76.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Very High |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.5 m (15 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1868 | N. CALIFORNIA | Eruption + Earthquake | 4.5 m | 30 | 71 km |
| 1989 | N. CALIFORNIA | Earthquake | 1.0 m | 62 | 146 km |
| 1856 | N. CALIFORNIA | Eruption + Earthquake | 0.6 m | — | 86 km |
| 1906 | N. CALIFORNIA | Eruption + Earthquake | 0.1 m | — | 62 km |
| 1865 | N. CALIFORNIA | Eruption + Earthquake | — | — | 129 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Clear Lake (83 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 83 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 6.4 in | Wettest |
| February | 51°F (11°C) | 5.6 in | |
| March | 54°F (12°C) | 4.3 in | |
| April | 57°F (14°C) | 1.6 in | |
| May | 62°F (17°C) | 0.7 in | |
| June | 67°F (19°C) | 0.2 in | |
| July | 70°F (21°C) | 0.0 in | Driest |
| August | 70°F (21°C) | 0.1 in | Warmest |
| September | 68°F (20°C) | 0.4 in | |
| October | 63°F (17°C) | 1.7 in | |
| November | 54°F (12°C) | 4.3 in | |
| December | 47°F (8°C) | 4.8 in | Coldest |
Temelec has a seasonal temperature swing of 23°F / from 47°F in December to 70°F in August. Total annual precipitation is 30.0 inches, with January being the wettest month (6.4") and July the driest (0.0").