Koloa, HI
Full City Profile · Hawaii · Kauai County County
2.5
/5.0
C+
Fair
2,327
Population
1,862/sq mi density
$76,316
Median Income
$37,257 per capita
$873,900
Home Value
$1,278,223 Zillow
$1,505
Median Rent
36.4% income on rent
77°F
Avg Temperature
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$76,316 median income, 10.1% unemployment
F
Affordability
1.0 / 5.0
$873,900 home value, $1,505/mo rent
B
Education
3.1 / 5.0
26.0% bachelor's degree or higher
Koloa has a warm climate with an average annual temperature of 77°F (25°C). Winters average 73°F in January while summers reach 80°F in July. Annual precipitation totals 36.2 inches. The area receives 0.0 inches of snow annually.
Temperature
73°F Jan (23°C)
80°F Jul (27°C)
| Annual Average | 77.4°F |
| 43% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 80°F (27°C) |
Geography
| Elevation | 205 ft (62 m) |
| Area | 1.3 sq mi (3.2 km²) |
| Population Density | 1,862/sq mi |
| Coordinates | 21.9030°N, 159.4611°W |
| Timezone | Pacific/Honolulu |
| County | Kauai County County |
| Nearest Airport | Daniel K Inouye International (HNL) 107 miles away |
Precipitation & Snow
Air Quality
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 | 73°F (23°C) | 2.8 in | |
| February | 73°F (23°C) | 3.6 in | Coldest |
| March | 74°F (23°C) | 5.6 in | Wettest |
| April | 76°F (24°C) | 2.0 in | |
| May | 78°F (25°C) | 2.2 in | |
| June | 79°F (26°C) | 1.8 in | |
| July | 80°F (27°C) | 1.8 in | Driest |
| August | 81°F (27°C) | 2.3 in | Warmest |
| September | 81°F (27°C) | 2.2 in | |
| October | 80°F (27°C) | 3.3 in | |
| November | 77°F (25°C) | 4.0 in | |
| December | 76°F (24°C) | 4.6 in |
Koloa has a seasonal temperature swing of 8°F / from 73°F in February to 81°F in August. Total annual precipitation is 36.2 inches, with March being the wettest month (5.6") and July the driest (1.8").