Kauai Weather Forecast
Kauai weather: 67°F, light drizzle. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Live radar and satellite over Kauai
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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.
Weather in Kauai right now
Source: Open-Meteo. Updated 2:53 AM, Aug 21 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
See the Kauai forecast by time range
Kauai weather - more answers
Explore Kauai
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Frequently asked questions
Where is Kauai?
Kauai is an island in Hawaii. Its coordinates are 22.0964, -159.5261. It lies in North America.
What is the weather like in Kauai right now?
It is currently 67°F (20°C) with light drizzle. Humidity is 100% and wind is 2 mph.
When is the best time to visit Kauai?
August offer the most comfortable conditions in Kauai, which has a temperate climate. March, November and December are usually the hardest months for outdoor plans.
What time zone is Kauai in?
Kauai observes Pacific/Honolulu (UTC-10:00). The local time is 2:53 AM.
What is the nearest airport to Kauai?
The closest airports are Daniel K. Inouye International Airport (HNL), 116 mi away.
What are the top things to do in Kauai?
Popular options include Hanalei Bay, Oahu, Pearl Harbor National Memorial, Waikiki Beach, Maui and Haleakala National Park.
What places are in Kauai?
Kauai covers 1 places in this atlas, including Hanalei Bay.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (islands) - 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 21, 2026 at 2:53 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
