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Waimanalo, HI
Full City Profile · Hawaii · Honolulu County County
2.7
/5.0
C+
Fair
5,634
Population
1,292/sq mi density
$114,896
Median Income
$42,478 per capita
$711,800
Home Value
$1,070,618 Zillow
$1,786
Median Rent
23.4% income on rent
76°F
Avg Temperature
330 sunny days/yr
232
Violent Crime/100K
1,045 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$114,896 median income, 3.7% unemployment
B
Affordability
3.2 / 5.0
$711,800 home value, $1,786/mo rent
F
Safety
1.0 / 5.0
232 violent crimes/100K
C
Education
2.3 / 5.0
16.4% bachelor's degree or higher
Waimanalo has a warm climate with an average annual temperature of 76°F (24°C). Winters average 72°F in January while summers reach 79°F in July. The area gets 330 sunny days per year. Annual precipitation totals 42.4 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 24.
Temperature
72°F Jan (22°C)
79°F Jul (26°C)
| Annual Average | 75.8°F |
| 40% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 78 ft (24 m) |
| Area | 4.4 sq mi (11.3 km²) |
| Population Density | 1,292/sq mi |
| Coordinates | 21.3421°N, 157.7302°W |
| Timezone | Pacific/Honolulu |
| County | Honolulu County County |
| Nearest Airport | Daniel K Inouye International (HNL) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 24.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0275 ppm |
| NO₂ (Nitrogen Dioxide) | 6.1 ppb |
| SO₂ (Sulfur Dioxide) | 1.31 ppb |
| CO (Carbon Monoxide) | 0.11 ppm |
| PM2.5 (Fine Particles) | 4.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.8 / 100 |
| Social Vulnerability | 25.9 / 100 |
| Community Resilience | 62.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively High |
| Flood | Very High |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | No Rating |
| Winter Weather | No Rating |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | No Rating |
| Landslide | Relatively High |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively High |
| Volcano | No Rating |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Haleakala (169 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Haleakala | Shield | 3,055 m (10,023 ft) | 1750 | 169 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 11.1 in | |
| February | 70°F (21°C) | 8.7 in | Coldest |
| March | 71°F (22°C) | 10.1 in | |
| April | 72°F (22°C) | 9.3 in | |
| May | 73°F (23°C) | 6.9 in | |
| June | 75°F (24°C) | 4.2 in | Driest |
| July | 79°F (26°C) | 5.1 in | Warmest |
| August | 77°F (25°C) | 6.5 in | |
| September | 77°F (25°C) | 4.7 in | |
| October | 76°F (25°C) | 8.0 in | |
| November | 74°F (23°C) | 11.9 in | Wettest |
| December | 72°F (22°C) | 11.3 in |
Waimanalo has a seasonal temperature swing of 9°F / from 70°F in February to 79°F in July. Total annual precipitation is 97.7 inches, with November being the wettest month (11.9") and June the driest (4.2").