Hawaii Weather Forecast
Hawaii weather: 81°F, partly cloudy. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Hawaii weather in September
Weather map for Hawaii
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Hawaii month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 78° | 67° | 3,9 in | ★★★★☆ |
| February | 77° | 66° | 2,0 in | ★★★★☆ |
| March | 79° | 68° | 5,7 in | ★★★☆☆ |
| April | 80° | 69° | 3,7 in | ★★★★☆ |
| May | 82° | 71° | 3,5 in | ★★★★☆ |
| June | 84° | 72° | 1,1 in | ★★★★★ |
| July | 85° | 73° | 1,1 in | ★★★★★ |
| August | 86° | 74° | 0,7 in | ★★★★★ |
| September | 86° | 74° | 0,7 in | ★★★★★ |
| October | 85° | 73° | 1,1 in | ★★★★☆ |
| November | 82° | 71° | 1,4 in | ★★★★☆ |
| December | 80° | 69° | 1,8 in | ★★★★☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Best time to visit Hawaii
Go in June, July, August, September, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, March and April - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 34 mph.
- If your dates are flexible, avoid January, March and April - historically the least comfortable months here.
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 81°F (27°C) with partly cloudy. Humidity is 72% and wind is 14 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 8:03 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 24, 2026 at 8:03 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
