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Waialua, HI
Full City Profile · Hawaii · Honolulu County County
2.5
/5.0
C+
Fair
3,015
Population
1,377/sq mi density
$84,656
Median Income
$39,209 per capita
$942,300
Home Value
$1,008,000 Zillow
$1,707
Median Rent
34.1% income on rent
73°F
Avg Temperature
330 sunny days/yr
232
Violent Crime/100K
1,045 property/100K
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$84,656 median income, 3.4% unemployment
F
Affordability
1.0 / 5.0
$942,300 home value, $1,707/mo rent
F
Safety
1.0 / 5.0
232 violent crimes/100K
B
Education
3.3 / 5.0
29.0% bachelor's degree or higher
Waialua has a warm climate with an average annual temperature of 73°F (23°C). Winters average 69°F in January while summers reach 77°F in July. The area gets 330 sunny days per year. Annual precipitation totals 33.0 inches. Air quality is rated Good with a median AQI of 24.
Temperature
69°F Jan (21°C)
77°F Jul (25°C)
| Annual Average | 73.3°F |
| 36% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 42 ft (13 m) |
| Area | 2.7 sq mi (7.0 km²) |
| Population Density | 1,377/sq mi |
| Coordinates | 21.5674°N, 158.1205°W |
| Timezone | Pacific/Honolulu |
| County | Honolulu County County |
| Nearest Airport | Daniel K Inouye International (HNL) 22 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)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 7.8 in | Wettest |
| February | 69°F (21°C) | 5.1 in | Coldest |
| March | 70°F (21°C) | 5.4 in | |
| April | 71°F (21°C) | 3.8 in | |
| May | 72°F (22°C) | 3.2 in | |
| June | 74°F (23°C) | 1.7 in | Driest |
| July | 77°F (25°C) | 2.3 in | Warmest |
| August | 76°F (24°C) | 2.4 in | |
| September | 76°F (24°C) | 2.1 in | |
| October | 75°F (24°C) | 3.8 in | |
| November | 73°F (23°C) | 5.8 in | |
| December | 71°F (21°C) | 5.8 in |
Waialua has a seasonal temperature swing of 8°F / from 69°F in February to 77°F in July. Total annual precipitation is 49.1 inches, with January being the wettest month (7.8") and June the driest (1.7").