Twentynine Palms, CA
Full City Profile · California · San Bernardino County County
2.9
/5.0
C+
Fair
28,738
Population
489/sq mi density
$56,000
Median Income
$29,241 per capita
$238,400
Home Value
$247,171 Zillow
$1,271
Median Rent
30.0% income on rent
70°F
Avg Temperature
418
Violent Crime/100K
794 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$56,000 median income, 4.3% unemployment
A
Affordability
4.3 / 5.0
$238,400 home value, $1,271/mo rent
F
Safety
1.0 / 5.0
418 violent crimes/100K (10% above avg)
C+
Education
3.0 / 5.0
24.7% bachelor's degree or higher
Twentynine Palms enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 53°F in January while summers reach 91°F in July. Annual precipitation totals 3.9 inches. The area receives 0.8 inches of snow annually. Air quality is rated Moderate with a median AQI of 87.
Temperature
53°F Jan (11°C)
91°F Jul (33°C)
| Annual Average | 70.3°F |
| 30% above US avg | |
| January Average | 53°F (11°C) |
| July Average | 91°F (33°C) |
Geography
| Elevation | 2,120 ft (646 m) |
| Area | 59.1 sq mi (153.2 km²) |
| Population Density | 489/sq mi |
| Coordinates | 34.1478°N, 116.0660°W |
| Timezone | America/Los_Angeles |
| County | San Bernardino County County |
| Nearest Airport | Palm Springs International (PSP) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 87.0 |
| Rating | Moderate |
| Good Days % | 10.9% |
| Unhealthy Days | 144 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0529 ppm |
| NO₂ (Nitrogen Dioxide) | 22.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.25 ppb |
| CO (Carbon Monoxide) | 0.28 ppm |
| PM2.5 (Fine Particles) | 9.4 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.8 / 100 |
| Social Vulnerability | 33.2 / 100 |
| Community Resilience | 20.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | No Rating |
| Earthquake | Very High |
| Wildfire | Very High |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very High |
| Volcano | Very Low |
| Avalanche | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (114 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 114 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 53°F (11°C) | 0.5 in | |
| February | 56°F (13°C) | 0.6 in | |
| March | 62°F (17°C) | 0.4 in | |
| April | 68°F (20°C) | 0.1 in | |
| May | 76°F (25°C) | 0.1 in | |
| June | 85°F (30°C) | 0.0 in | Driest |
| July | 91°F (33°C) | 0.4 in | Warmest |
| August | 90°F (32°C) | 0.7 in | Wettest |
| September | 83°F (28°C) | 0.3 in | |
| October | 71°F (22°C) | 0.2 in | |
| November | 59°F (15°C) | 0.2 in | |
| December | 51°F (11°C) | 0.6 in | Coldest |
Twentynine Palms has a seasonal temperature swing of 40°F / from 51°F in December to 91°F in July. Total annual precipitation is 3.9 inches, with August being the wettest month (0.7") and June the driest (0.0").