Hawaii (Big Island) Weather Forecast
Hawaii (Big Island) weather: 58°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
7-day forecast for Hawaii (Big Island)
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Thu, Sep 17 | ⛈️ Thunderstorm | 61° / 54° | 100% · 2,8 in | 10 mph | 9 |
| Fri, Sep 18 | ⛈️ Thunderstorm | 61° / 51° | 100% · 0,7 in | 11 mph | 9 |
| Sat, Sep 19 | 🌦️ Light drizzle | 62° / 51° | 97% · 0,0 in | 10 mph | 9 |
| Sun, Sep 20 | 🌦️ Light drizzle | 62° / 55° | 100% · 0,0 in | 10 mph | 9 |
| Mon, Sep 21 | ⛅ Partly cloudy | 63° / 53° | 95% | 9 mph | 9 |
| Tue, Sep 22 | 🌦️ Light drizzle | 62° / 54° | 96% · 0,1 in | 11 mph | 7 |
| Wed, Sep 23 | 🌧️ Heavy drizzle | 60° / 55° | 98% · 0,4 in | 8 mph | 2 |
Weekend outlook
🌦️ 62° / 51°
Light drizzle · 97% rain · wind 10 mph
🌦️ 62° / 55°
Light drizzle · 100% rain · wind 10 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, April and August - historically the least comfortable months here.
Active alerts for Hawaii (Big Island)
Flood Watch issued September 16 at 4:03PM HST until September 18 at 6:00AM HST by NWS Honolulu HI
Issued by NWS Honolulu HI
See the Hawaii (Big Island) forecast by time range
Hawaii (Big Island) weather - more answers
Explore Hawaii (Big Island)
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Frequently asked questions
Where is Hawaii (Big Island)?
Hawaii (Big Island) is an island in Hawaii. Its coordinates are 19.5429, -155.6659. It lies in North America.
What is the weather like in Hawaii (Big Island) right now?
It is currently 58°F (15°C) with clear. Humidity is 70% and wind is 4 mph.
When is the best time to visit Hawaii (Big Island)?
June, July, September, October and December offer the most comfortable conditions in Hawaii (Big Island), which has a temperate climate. March, April and August are usually the hardest months for outdoor plans.
What time zone is Hawaii (Big Island) in?
Hawaii (Big Island) observes Pacific/Honolulu (UTC-10:00). The local time is 8:12 AM.
What is the nearest airport to Hawaii (Big Island)?
The closest airports are Daniel K. Inouye International Airport (HNL), 191 mi away.
What are the top things to do in Hawaii (Big Island)?
Popular options include Hawaii Volcanoes National Park, Road to Hana, Haleakala National Park, Maui, Waikiki Beach and Pearl Harbor National Memorial.
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 September 17, 2026 at 8:12 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
