Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kapaa has a warm climate with an average annual temperature of 76°F (25°C). Winters average 72°F in January while summers reach 80°F in July / relatively mild seasonal variation. Annual precipitation totals 36.2 inches. The city sits at an elevation of 197 feet.
Temperature
72°F Jan (22°C)80°F Jul (26°C)
Annual Average
76.3°F
41% above US avg
January Average
72°F (22°C)
July Average
80°F (26°C)
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
Annual Rainfall36.2"
5% below US avg
Snowfall0.0"
Wettest Month (Mar)5.61"
Driest Month (Jul)1.75"
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)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.0.
May 29, 2022
70 km WSW of Kekaha, Hawaii
M4.0
110 km
16 km
Aug 22, 2013
17 km W of M?kaha, Hawaii
M2.6
123 km
35 km
Mar 7, 2012
11 km NW of M?kaha, Hawaii
M2.5
125 km
33 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2020
Douglas
Category 1
92 mph
65 km
2014
Ana
Category 1
81 mph
165 km
1992
Iniki
Category 4
144 mph
62 km
1982
Iwa
Category 1
92 mph
84 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
8 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF1.
Date
Rating
Distance
Path
Fatalities
Dec 17, 1967
EF1
37 km
2.5 mi
0
Dec 13, 2008
EF0
36 km
0.9 mi
0
Dec 4, 2005
EF0
89 km
0.1 mi
0
Jan 9, 2005
EF0
37 km
5.0 mi
0
Feb 7, 2004
EF0
91 km
1.0 mi
0
Mar 24, 2002
EF0
6 km
1.0 mi
0
Dec 31, 1971
EF0
38 km
0.1 mi
0
Dec 18, 1971
EF0
37 km
2.5 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
2 wildfires (100+ acres) recorded within 100 km.
Largest: POKII RIDGE (2,027 acres, 2012).
Year
Name
Acres Burned
Distance
2012
POKII RIDGE
2,027
37 km
2024
KEKAHA FIRE
1,302
37 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
72°F (22°C)
2.8 in
February
72°F (22°C)
3.6 in
Coldest
March
73°F (23°C)
5.6 in
Wettest
April
75°F (24°C)
2.0 in
May
76°F (25°C)
2.2 in
June
78°F (26°C)
1.8 in
July
80°F (26°C)
1.8 in
Driest
August
80°F (27°C)
2.3 in
Warmest
September
80°F (27°C)
2.2 in
October
79°F (26°C)
3.3 in
November
76°F (25°C)
4.0 in
December
74°F (23°C)
4.6 in
Kapaa has a seasonal temperature swing of 8°F / from 72°F in February to 80°F in August. Total annual precipitation is 36.2 inches, with March being the wettest month (5.6") and July the driest (1.8").