Ripon, CA
Full City Profile · California · Stanislaus County County
3.1
/5.0
B
Good
16,117
Population
3,013/sq mi density
$120,061
Median Income
$52,891 per capita
$666,400
Home Value
$679,902 Zillow
$1,799
Median Rent
31.1% income on rent
63°F
Avg Temperature
174
Violent Crime/100K
866 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$120,061 median income, 2.9% unemployment
B+
Affordability
3.5 / 5.0
$666,400 home value, $1,799/mo rent
F
Safety
1.0 / 5.0
174 violent crimes/100K
B
Education
3.1 / 5.0
26.3% bachelor's degree or higher
Ripon enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 48°F in January while summers reach 78°F in July. Annual precipitation totals 13.4 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 53.
Temperature
48°F Jan (9°C)
78°F Jul (26°C)
| Annual Average | 63.0°F |
| 17% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 63 ft (19 m) |
| Area | 5.5 sq mi (14.1 km²) |
| Population Density | 3,013/sq mi |
| Coordinates | 37.7420°N, 121.1304°W |
| Timezone | America/Los_Angeles |
| County | Stanislaus County County |
| Nearest Airport | Merced Yosemite Regional (MCE) 46 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 53.0 |
| Rating | Moderate |
| Good Days % | 45.4% |
| Unhealthy Days | 38 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0458 ppm |
| NO₂ (Nitrogen Dioxide) | 12.4 ppb |
| CO (Carbon Monoxide) | 0.22 ppm |
| PM2.5 (Fine Particles) | 10.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.9 / 100 |
| Social Vulnerability | 32.0 / 100 |
| Community Resilience | 33.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Drought | Very High |
| Cold Wave | No Rating |
| Landslide | Relatively 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 | 85 km |
| 1989 | N. CALIFORNIA | Earthquake | 1.0 m | 62 | 103 km |
| 1856 | N. CALIFORNIA | Eruption + Earthquake | 0.6 m | - | 107 km |
| 1906 | N. CALIFORNIA | Eruption + Earthquake | 0.1 m | - | 121 km |
| 1865 | N. CALIFORNIA | Eruption + Earthquake | - | - | 91 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Mono-Inyo Craters (185 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 185 km |
| Mammoth Mountain | Lava dome(s) | 3,369 m (11,053 ft) | 1260 | 185 km |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 187 km |
| Clear Lake | Volcanic field | 1,439 m (4,721 ft) | Unknown | 198 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 2.7 in | Wettest |
| February | 52°F (11°C) | 2.5 in | |
| March | 56°F (14°C) | 1.9 in | |
| April | 61°F (16°C) | 1.1 in | |
| May | 68°F (20°C) | 0.6 in | |
| June | 74°F (23°C) | 0.1 in | |
| July | 78°F (26°C) | 0.0 in | Warmest, Driest |
| August | 77°F (25°C) | 0.0 in | |
| September | 74°F (23°C) | 0.1 in | |
| October | 66°F (19°C) | 0.7 in | |
| November | 55°F (13°C) | 1.4 in | |
| December | 48°F (9°C) | 2.4 in | Coldest |
Ripon has a seasonal temperature swing of 30°F / from 48°F in December to 78°F in July. Total annual precipitation is 13.5 inches, with January being the wettest month (2.7") and July the driest (0.0").