Kauai County Weather Forecast
Kauai County weather: 66°F, light drizzle. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
7-day forecast for Kauai County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Mon, Oct 26 | 🌧️ Heavy drizzle | 73° / 56° | 100% · 0,2 in | 3 mph | 7 |
| Tue, Oct 27 | 🌧️ Showers | 69° / 58° | 96% · 0,7 in | 3 mph | 2 |
| Wed, Oct 28 | 🌧️ Showers | 72° / 61° | 95% · 0,8 in | 5 mph | 7 |
| Thu, Oct 29 | 🌦️ Light showers | 68° / 63° | 70% · 0,8 in | 5 mph | 7 |
| Fri, Oct 30 | 🌦️ Drizzle | 71° / 61° | 60% · 0,3 in | 6 mph | 6 |
| Sat, Oct 31 | 🌦️ Drizzle | 71° / 60° | 75% · 0,2 in | 6 mph | 4 |
| Sun, Nov 1 | 🌦️ Drizzle | 70° / 60° | 68% · 0,3 in | 7 mph | 4 |
Weekend outlook
🌦️ 71° / 60°
Drizzle · 75% rain · wind 6 mph
🌦️ 70° / 60°
Drizzle · 68% rain · wind 7 mph
Is today a good day to visit?
Activity scores from 0 to 10 based on temperature, rain, wind, sun and visibility.
What to pack, what to skip
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid March, November and December - historically the least comfortable months here.
Active alerts for Kauai County
Flood Watch issued October 26 at 3:30PM HST until October 29 at 5:00AM HST by NWS Honolulu HI
Issued by NWS Honolulu HI
See the Kauai County forecast by time range
Kauai County weather - more answers
Explore Kauai County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
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 66°F (19°C) with light drizzle. Humidity is 95% and wind is 3 mph.
When is the best time to visit Kauai County?
January, September and October 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 6:15 PM.
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 October 26, 2026 at 6:15 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
