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Kapaa, HI
Full City Profile · Hawaii · Kauai County County
2.7
/5.0
C+
Fair
10,886
Population
1,085/sq mi density
$89,440
Median Income
$40,931 per capita
$821,500
Home Value
$947,141 Zillow
$1,997
Median Rent
30.3% income on rent
74°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
4.8 / 5.0
$89,440 median income, 0.9% unemployment
F
Affordability
1.5 / 5.0
$821,500 home value, $1,997/mo rent
F
Safety
1.0 / 5.0
232 violent crimes/100K
B+
Education
3.6 / 5.0
33.0% bachelor's degree or higher
Kapaa has a warm climate with an average annual temperature of 74°F (23°C). Winters average 70°F in January while summers reach 77°F in July. The area gets 330 sunny days per year. Annual precipitation totals 61.3 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 24.
Temperature
70°F Jan (21°C)
77°F Jul (25°C)
| Annual Average | 73.9°F |
| 37% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 197 ft (60 m) |
| Area | 10.4 sq mi (26.8 km²) |
| Population Density | 1,085/sq mi |
| Coordinates | 22.0882°N, 159.3519°W |
| Timezone | Pacific/Honolulu |
| County | Kauai County County |
| Nearest Airport | Daniel K Inouye International (HNL) 106 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 24.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 84.5 / 100 |
| Social Vulnerability | 22.6 / 100 |
| Community Resilience | 85.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | No Rating |
| Strong Wind | Very Low |
| Heat Wave | No Rating |
| Lightning | Relatively High |
| Drought | Very Low |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Coastal Flood | Relatively Low |
| Tsunami | Relatively Moderate |
| Volcano | No Rating |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 10.0 in | |
| February | 66°F (19°C) | 9.5 in | Coldest |
| March | 67°F (20°C) | 12.2 in | |
| April | 68°F (20°C) | 13.6 in | Wettest |
| May | 69°F (21°C) | 8.4 in | |
| June | 72°F (22°C) | 5.9 in | Driest |
| July | 77°F (25°C) | 7.0 in | Warmest |
| August | 74°F (23°C) | 7.1 in | |
| September | 73°F (23°C) | 6.0 in | |
| October | 73°F (23°C) | 9.1 in | |
| November | 71°F (21°C) | 12.5 in | |
| December | 68°F (20°C) | 11.3 in |
Kapaa has a seasonal temperature swing of 11°F / from 66°F in February to 77°F in July. Total annual precipitation is 112.5 inches, with April being the wettest month (13.6") and June the driest (5.9").