Kauai County Weather Forecast
Kauai County weather: 71°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
14-day forecast for Kauai County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Thu, Oct 22 | 🌦️ Light drizzle | 73° / 59° | 29% · 0,0 in | 6 mph | 7 |
| Fri, Oct 23 | 🌦️ Drizzle | 73° / 59° | 18% · 0,1 in | 6 mph | 6 |
| Sat, Oct 24 | 🌧️ Heavy drizzle | 70° / 60° | 84% · 0,4 in | 5 mph | 6 |
| Sun, Oct 25 | 🌧️ Heavy drizzle | 71° / 60° | 82% · 0,2 in | 5 mph | 5 |
| Mon, Oct 26 | 🌦️ Light drizzle | 71° / 57° | 74% · 0,1 in | 4 mph | 2 |
| Tue, Oct 27 | 🌦️ Light rain | 71° / 59° | 76% · 0,4 in | 5 mph | 2 |
| Wed, Oct 28 | 🌧️ Showers | 68° / 65° | 62% · 2,7 in | 5 mph | 2 |
| Thu, Oct 29 | 🌦️ Light showers | 78° / 64° | 89% · 0,5 in | 2 mph | 3 |
| Fri, Oct 30 | 🌦️ Light showers | 70° / 66° | 75% · 0,9 in | 3 mph | 7 |
| Sat, Oct 31 | 🌦️ Light showers | 72° / 66° | 74% · 0,7 in | 5 mph | 7 |
| Sun, Nov 1 | 🌦️ Drizzle | 72° / 65° | 71% · 0,3 in | 2 mph | 6 |
| Mon, Nov 2 | 🌧️ Heavy drizzle | 69° / 65° | 71% · 0,4 in | 5 mph | 6 |
| Tue, Nov 3 | 🌧️ Heavy drizzle | 71° / 64° | 70% · 0,6 in | 7 mph | 3 |
| Wed, Nov 4 | 🌦️ Light showers | 67° / 62° | 65% · 0,9 in | 6 mph | 6 |
The two-week trend
Steady. The second week averages within a degree of the first, so no big change is signalled.
The window averages 71°F against a October normal of 74°F - right on average.
The next 7 days carry about 2.3 times a normal week's rain for October (3,8 in against 1,6 in).
What this means for Kauai County
Today is about average for October. The forecast high of 73°F is in line with the 74°F typical for this month.
A 29% chance means most of the area stays dry; a passing shower is possible but short.
Visibility is down to 0,1 mi - use low beams and leave extra following distance.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 40°F - an unusually even climate through the year.
What to pack, what to skip
- A packable rain shell - 5 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
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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 71°F (21°C) with mainly clear. Humidity is 74% and wind is 6 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 7:49 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 22, 2026 at 7:49 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
