Hawaii County Weather Forecast
Hawaii County weather: 50°F, fog. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Tomorrow in Hawaii County - Friday, October 23
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
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 - 4 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid March, April and August - historically the least comfortable months here.
See the Hawaii County forecast by time range
Hawaii County weather - more answers
Explore Hawaii 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 Hawaii County?
Hawaii County is a county in Hawaii. Its coordinates are 19.5429, -155.6659. It lies in North America.
What is the weather like in Hawaii County right now?
It is currently 50°F (10°C) with fog. Humidity is 95% and wind is 4 mph.
When is the best time to visit Hawaii County?
June, July, October and December offer the most comfortable conditions in Hawaii County, which has a temperate climate. March, April and August are usually the hardest months for outdoor plans.
What time zone is Hawaii County in?
Hawaii County observes Pacific/Honolulu (UTC-10:00). The local time is 9:06 PM.
How many people live in Hawaii County?
Hawaii County has a population of approximately 205.000.
What is the nearest airport to Hawaii County?
The closest airports are Daniel K. Inouye International Airport (HNL), 191 mi away.
What are the top things to do in Hawaii County?
Popular options include Hawaii (Big Island), Hawaii Volcanoes National Park, Road to Hana, Haleakala National Park, Maui and Waikiki Beach.
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 9:06 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
