Happy Valley, CA
Full City Profile · California · Tehama County County
3.5
/5.0
B+
Good
6,046
Population
358/sq mi density
$80,578
Median Income
$36,270 per capita
$293,800
Home Value
$385,395 Zillow
$1,766
Median Rent
18.1% income on rent
63°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$80,578 median income, 10.9% unemployment
A+
Affordability
4.6 / 5.0
$293,800 home value, $1,766/mo rent
C+
Education
2.5 / 5.0
18.8% bachelor's degree or higher
Happy Valley enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 48°F in January while summers reach 83°F in July. Annual precipitation totals 33.5 inches. The area receives 2.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
48°F Jan (9°C)
83°F Jul (29°C)
| Annual Average | 63.4°F |
| 17% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 83°F (29°C) |
Geography
| Elevation | 752 ft (229 m) |
| Area | 16.9 sq mi (43.7 km²) |
| Population Density | 358/sq mi |
| Coordinates | 40.4661°N, 122.4180°W |
| Timezone | America/Los_Angeles |
| County | Tehama County County |
| Nearest Airport | Redding Regional (RDD) 7 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 68.9% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0476 ppm |
| PM2.5 (Fine Particles) | 6.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.9 / 100 |
| Social Vulnerability | 52.9 / 100 |
| Community Resilience | 27.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Lassen Volcanic Center (77 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 77 km |
| Shasta | Stratovolcano | 4,317 m (14,163 ft) | 1250 | 107 km |
| Medicine Lake | Shield | 2,412 m (7,913 ft) | 1060 | 147 km |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 169 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 6.0 in | |
| February | 51°F (10°C) | 5.5 in | |
| March | 54°F (12°C) | 4.6 in | |
| April | 59°F (15°C) | 2.4 in | |
| May | 68°F (20°C) | 1.8 in | |
| June | 77°F (25°C) | 0.8 in | |
| July | 83°F (29°C) | 0.1 in | Warmest, Driest |
| August | 81°F (27°C) | 0.1 in | |
| September | 75°F (24°C) | 0.5 in | |
| October | 65°F (18°C) | 1.9 in | |
| November | 53°F (12°C) | 3.5 in | |
| December | 47°F (8°C) | 6.3 in | Coldest, Wettest |
Happy Valley has a seasonal temperature swing of 37°F / from 47°F in December to 83°F in July. Total annual precipitation is 33.5 inches, with December being the wettest month (6.3") and July the driest (0.1").