Poston, AZ
Full City Profile · Arizona · La Paz County County
4.7
/5.0
A+
Excellent
168
Population
122/sq mi density
$375
Median Rent
22.5% income on rent
74°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A+
Education
4.7 / 5.0
0.0% bachelor's degree or higher
Poston has a warm climate with an average annual temperature of 74°F (23°C). Winters average 55°F in January while summers reach 95°F in July. Annual precipitation totals 4.6 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 47.
Temperature
55°F Jan (13°C)
95°F Jul (35°C)
| Annual Average | 74.1°F |
| 37% above US avg | |
| January Average | 55°F (13°C) |
| July Average | 95°F (35°C) |
Geography
| Elevation | 331 ft (101 m) |
| Area | 1.4 sq mi (3.6 km²) |
| Population Density | 122/sq mi |
| Coordinates | 33.9921°N, 114.4045°W |
| Timezone | America/Phoenix |
| County | La Paz County County |
| Nearest Airport | Laughlin/Bullhead International (IFP) 81 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 47.0 |
| Rating | Good |
| Good Days % | 61.7% |
| Unhealthy Days | 4 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0500 ppm |
| PM2.5 (Fine Particles) | 2.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.5 / 100 |
| Social Vulnerability | 94.6 / 100 |
| Community Resilience | 0.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | No Rating |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Salton Buttes (143 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 143 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 55°F (13°C) | 0.9 in | Wettest |
| February | 59°F (15°C) | 0.7 in | |
| March | 65°F (18°C) | 0.6 in | |
| April | 72°F (22°C) | 0.2 in | |
| May | 80°F (27°C) | 0.1 in | |
| June | 90°F (32°C) | 0.0 in | Driest |
| July | 95°F (35°C) | 0.2 in | Warmest |
| August | 94°F (35°C) | 0.4 in | |
| September | 88°F (31°C) | 0.4 in | |
| October | 76°F (24°C) | 0.4 in | |
| November | 63°F (17°C) | 0.2 in | |
| December | 54°F (12°C) | 0.5 in | Coldest |
Poston has a seasonal temperature swing of 41°F / from 54°F in December to 95°F in July. Total annual precipitation is 4.6 inches, with January being the wettest month (0.9") and June the driest (0.0").