Kauai County Weather Forecast
Kauai County weather: 69°F, light showers. 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 |
|---|---|---|---|---|---|
| Sun, Aug 23 | 🌦️ Light showers | 74° / 67° | 88% · 0,7 in | 7 mph | 9 |
| Mon, Aug 24 | 🌦️ Light showers | 74° / 67° | 99% · 0,5 in | 6 mph | 9 |
| Tue, Aug 25 | 🌦️ Drizzle | 77° / 66° | 88% · 0,3 in | 7 mph | 7 |
| Wed, Aug 26 | 🌦️ Drizzle | 76° / 65° | 59% · 0,2 in | 6 mph | 9 |
| Thu, Aug 27 | 🌦️ Drizzle | 73° / 63° | 77% · 0,3 in | 5 mph | 6 |
| Fri, Aug 28 | 🌦️ Drizzle | 72° / 63° | 88% · 0,4 in | 6 mph | 9 |
| Sat, Aug 29 | 🌦️ Drizzle | 74° / 63° | 77% · 0,4 in | 8 mph | 9 |
Weekend outlook
🌦️ 74° / 67°
Light showers · 88% rain · wind 7 mph
🌦️ 74° / 63°
Drizzle · 77% rain · wind 8 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
- Sunglasses, a brimmed hat and SPF 30+
- 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.
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 69°F (20°C) with light showers. Humidity is 95% and wind is 3 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 11:45 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 24, 2026 at 11:45 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
