Island in Hawaii

Oahu Weather Forecast

Oahu weather: 78°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.

☁️ 78°F now🕔 7:52 PM local📅 Best: June, July, August, September, October and November

Air quality and pollen in Oahu

36
Good
Air quality is satisfactory for everyone.
PM2.56 µg/m³
PM1010.5 µg/m³
Ozone74 µg/m³
NO₂0.3 µg/m³
UV index2.9 · Low
Airborne hazeClear air

Air quality: Open-Meteo (CAMS). US AQI scale.

Health and safety today

Skin and UVNo protection needed for most skin types.
GeneralConditions are comfortable for most people, including children and older adults, with normal clothing.

Weather in Oahu right now

☁️
78°F
Overcast · feels like 81°F
Humidity66%
Wind6 mph S
Gusts21 mph
UV index2.9 · Low
Cloud cover97%
Pressure994 hPa
VisibilityExcellent · 18 mi
Air quality36 · Good
Sea temperature81°F
Wave height1.3 m
Sunrise6:32 AM
Sunset5:59 PM
Moon🌕 Full moon · 100%

Source: Open-Meteo. Updated 7:52 PM, Oct 26 local time.

⚠️Wed, Oct 28: heavy rain, 3,5 in. Flooding and delays possible.

See the Oahu forecast by time range

Oahu weather - more answers

Explore Oahu

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 Oahu?

Oahu is an island in Hawaii. Its coordinates are 21.4389, -158.0001. It lies in North America.

What is the weather like in Oahu right now?

It is currently 78°F (26°C) with overcast. Humidity is 66% and wind is 6 mph.

When is the best time to visit Oahu?

June, July, August, September, October and November offer the most comfortable conditions in Oahu, which has a Mediterranean climate. January, March and April are usually the hardest months for outdoor plans.

What time zone is Oahu in?

Oahu observes Pacific/Honolulu (UTC-10:00). The local time is 7:52 PM.

What is the nearest airport to Oahu?

The closest airports are Daniel K. Inouye International Airport (HNL), 9 mi away.

What are the top things to do in Oahu?

Popular options include Pearl Harbor National Memorial, Waikiki Beach, Kauai, Hanalei Bay, Maui and Haleakala National Park.

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Data sources and methodology

Place dataUSPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts.
Forecast and observationsOpen-Meteo (ECMWF and national models).
Air quality and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Climate averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Weather Service.
MethodScores, 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 26, 2026 at 7:52 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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