Kauai County Weather Forecast
Kauai County weather: 67°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Live radar and satellite over Kauai County
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Radar frames: RainViewer (global composite, ~10 minute refresh). Satellite: NASA GIBS MODIS true colour, previous day. Coverage and refresh vary by region.
Active alerts for Kauai County
Derived from the forecast. No official alert feed is wired for this country yet.
Weather in Kauai County right now
Source: Open-Meteo. Updated 3:40 AM, Aug 22 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
See the Kauai County forecast by time range
Kauai County weather - more answers
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Frequently asked questions
Where is Kauai County?
Kauai County is a county in Hawaii. Its coordinates are 22.0964, -159.5261. It lies in North America.
What is the weather like in Kauai County right now?
It is currently 67°F (19°C) with mainly clear. Humidity is 99% and wind is 2 mph.
When is the best time to visit Kauai County?
August offer the most comfortable conditions in Kauai County, which has a temperate climate. March, November and December are usually the hardest months for outdoor plans.
What time zone is Kauai County in?
Kauai County observes Pacific/Honolulu (UTC-10:00). The local time is 3:40 AM.
How many people live in Kauai County?
Kauai County has a population of approximately 74.000.
What is the nearest airport to Kauai County?
The closest airports are Daniel K. Inouye International Airport (HNL), 116 mi away.
What are the top things to do in Kauai County?
Popular options include Kauai, Hanalei Bay, Oahu, Pearl Harbor National Memorial, Waikiki Beach and Maui.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 3:40 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
