Hawaii Weather Forecast
Hawaii weather: 78°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Risk assessment for Hawaii
Derived from the current forecast window - not an official warning.
Peak gusts of 38 mph and 0 thunderstorm days in the next 16 days.
Wettest single day forecast at 0,2 in, 1,3 in across the window. Flash flooding risk rises sharply above 50 mm in a day.
16-day forecast for Hawaii
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Fri, Aug 21 | 🌦️ Light showers | 87° / 73° | 31% · 0,2 in | 12 mph | 9 |
| Sat, Aug 22 | ☁️ Overcast | 86° / 76° | 12% | 17 mph | 9 |
| Sun, Aug 23 | 🌦️ Light drizzle | 85° / 76° | 37% · 0,1 in | 15 mph | 9 |
| Mon, Aug 24 | 🌦️ Light drizzle | 85° / 76° | 57% · 0,1 in | 15 mph | 9 |
| Tue, Aug 25 | 🌦️ Light drizzle | 85° / 75° | 41% · 0,1 in | 13 mph | 9 |
| Wed, Aug 26 | ☁️ Overcast | 84° / 74° | 13% | 13 mph | 9 |
| Thu, Aug 27 | 🌦️ Light drizzle | 82° / 73° | 16% · 0,1 in | 11 mph | 9 |
| Fri, Aug 28 | 🌦️ Light drizzle | 82° / 74° | 21% · 0,1 in | 13 mph | 9 |
| Sat, Aug 29 | 🌦️ Light drizzle | 83° / 74° | 16% · 0,1 in | 14 mph | 9 |
| Sun, Aug 30 | 🌦️ Light drizzle | 82° / 72° | 21% · 0,2 in | 14 mph | 9 |
| Mon, Aug 31 | 🌦️ Light drizzle | 84° / 73° | 38% · 0,1 in | 13 mph | 8 |
| Tue, Sep 1 | 🌦️ Light drizzle | 83° / 73° | 27% · 0,1 in | 12 mph | 8 |
| Wed, Sep 2 | 🌦️ Light drizzle | 87° / 73° | 25% · 0,1 in | 9 mph | 9 |
| Thu, Sep 3 | ⛅ Partly cloudy | 87° / 74° | 17% | 8 mph | 8 |
| Fri, Sep 4 | 🌦️ Light drizzle | 86° / 75° | 18% · 0,1 in | 10 mph | 6 |
| Sat, Sep 5 | ⛅ Partly cloudy | 86° / 76° | 29% | 12 mph | 9 |
What this means for Hawaii
Today is about average for August. The forecast high of 87°F is in line with the 86°F typical for this month.
A 31% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
No weather-related travel disruption is expected today. Roads and airports should run normally.
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.
See the Hawaii forecast by time range
Hawaii weather - more answers
Explore Hawaii
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?
Hawaii is a state in United States. Its coordinates are 21.3069, -157.8583. It lies in North America.
What is the weather like in Hawaii right now?
It is currently 78°F (25°C) with overcast. Humidity is 86% and wind is 10 mph.
When is the best time to visit Hawaii?
June, July, August, September, October and November offer the most comfortable conditions in Hawaii, which has a Mediterranean climate. January, March and April are usually the hardest months for outdoor plans.
What time zone is Hawaii in?
Hawaii observes Pacific/Honolulu (UTC-10:00). The local time is 12:46 AM.
How many people live in Hawaii?
Hawaii has a population of approximately 1.4 million.
What is the nearest airport to Hawaii?
The closest airports are Daniel K. Inouye International Airport (HNL), 4 mi away.
What are the top things to do in Hawaii?
Popular options include Haleakala National Park, Hawaii Volcanoes National Park, Pearl Harbor National Memorial, Road to Hana, Hanalei Bay and Hawaii (Big Island).
What places are in Hawaii?
Hawaii covers 13 places in this atlas, including Haleakala National Park, Hawaii Volcanoes National Park, Road to Hana, Hawaii (Big Island), Honolulu and Kauai.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - 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 22, 2026 at 12:46 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
