Oahu Vejr Prognose
Oahu weather: 22°C, delvist skyet. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Will it rain in Oahu?
Yes - rain is likely in Oahu today.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Over the next 7 days, about 48 mm of precipitation is forecast, med the wettest days falling on søn, tir, ons, tor, fre and lør.
The next 7 days carry about 6 times a normal week's rain for oktober (48 mm against 8 mm).
16-day forecast for Oahu
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| søn, okt 4 | 🌦️ Light drizzle | 27° / 21° | 100% · 2 mm | 18 km/h | 8 |
| man, okt 5 | 🌦️ Light drizzle | 27° / 21° | 38% · 0 mm | 17 km/h | 8 |
| tir, okt 6 | 🌦️ Light showers | 28° / 21° | 92% · 6 mm | 9 km/h | 8 |
| ons, okt 7 | 🌦️ Light drizzle | 27° / 21° | 71% · 0 mm | 15 km/h | 7 |
| tor, okt 8 | 🌦️ Light showers | 24° / 21° | 92% · 17 mm | 13 km/h | 6 |
| fre, okt 9 | 🌦️ Light showers | 27° / 22° | 76% · 14 mm | 16 km/h | 7 |
| lør, okt 10 | 🌦️ Light showers | 28° / 22° | 76% · 9 mm | 9 km/h | 3 |
| søn, okt 11 | ⛈️ Tordenvejr | 27° / 22° | 79% · 8 mm | 6 km/h | 3 |
| man, okt 12 | 🌧️ Heavy drizzle | 26° / 21° | 76% · 11 mm | 7 km/h | 8 |
| tir, okt 13 | 🌦️ Light drizzle | 28° / 21° | 62% · 3 mm | 8 km/h | 7 |
| ons, okt 14 | 🌤️ Mest klart | 28° / 21° | 54% | 14 km/h | 8 |
| tor, okt 15 | 🌦️ Light drizzle | 27° / 21° | 64% · 2 mm | 14 km/h | 7 |
| fre, okt 16 | 🌦️ Light drizzle | 27° / 21° | 68% · 1 mm | 15 km/h | 7 |
| lør, okt 17 | 🌦️ Støvregn | 28° / 21° | 75% · 4 mm | 12 km/h | 8 |
| søn, okt 18 | 🌧️ Heavy drizzle | 26° / 21° | 77% · 11 mm | 16 km/h | 7 |
| man, okt 19 | 🌦️ Light drizzle | 27° / 21° | 47% · 3 mm | 20 km/h | 7 |
What this means for Oahu
Today is slightly cooler than average for oktober. The forecast high of 27°C is 1.5°C below the 29°C typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in juni og august.
The gap between the warmest and coldest month averages 4°C - an unusually even climate through the year.
What og pack, what og skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid januar, marts and april - historically the least comfortable months here.
Se prognosen for Oahu efter tidsinterval
Oahu weather - more answers
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Frequently asked questions
Where is Oahu?
Oahu is an island in Hawaii. Its coordinates are 21.4389, -158.0001. It lies in Nordamerika.
What is the weather like in Oahu lige nu?
It is currently 22°C (72°F) med delvist skyet. Luftfugtighed is 87% and wind is 14 km/h.
When is the best time og visit Oahu?
juni, juli, august, september, oktober and november offer the most comfortable conditions in Oahu, which has a Mediterranean climate. januar, marts 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 11:30 PM.
What is the nearest airport og Oahu?
The closest airports are Daniel K. Inouye International Airport (HNL), 15 km away.
What are the top things og do in Oahu?
Popular options include Pearl Harbor National Memorial, Waikiki Beach, Kauai, Hanalei Bay, Maui and Haleakala National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr 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 oktober 4, 2026 at 11:30 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
