Island in Hawaii

Oahu Κλίμα and Average Καιρός

Κλίμα of Oahu: average temperatures, rainfall and seasons month by month.

☁️ 20°C now🕔 9:01 AM local📅 Best: Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος, Οκτώβριος and Νοέμβριος

Κλίμα in Oahu month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

Line: average high · Bars: rainfall
ΜήναςAvg highAvg lowΒροχήfallRating
Ιανουάριος25°18°108 mm★★★★☆
Φεβρουάριος25°17°56 mm★★★★☆
Μάρτιος25°19°152 mm★★★☆☆
Απρίλιος26°19°120 mm★★★★☆
Μάι27°20°100 mm★★★★☆
Ιούνιος28°21°36 mm★★★★★
Ιούλιος29°21°42 mm★★★★★
Αύγουστος29°22°61 mm★★★★☆
Σεπτέμβριος29°22°36 mm★★★★☆
Οκτώβριος29°21°34 mm★★★★☆
Νοέμβριος27°20°42 mm★★★★☆
Δεκέμβριος26°19°57 mm★★★★☆

Κλίμα type: Mediterranean. Πηγή: Open-Meteo archive (ERA5).

Recent extremes in Oahu

Υψηλόest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.

Hottest day33°CΑύγ 11, 2025
Coldest night12°CΙαν 23, 2025
Wettest day102 mmΜάρ 13, 2026

How Oahu compares με nearby places

Annual averages, and the difference against Oahu.

PlaceDistanceAvg tempvs hereAnnual rain
Pearl Harbor National Memorial10 km25°C+2°C warmer717 mm
Daniel K. Inouye International Airport15 km24°C+1°C warmer717 mm
Honolulu21 km24°C+1°C warmer717 mm
Honolulu County21 km24°C+1°C warmer717 mm
Area Code 80821 km24°C+1°C warmer717 mm

Καλύτερη εποχή για επίσκεψη Oahu

Go in Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος, Οκτώβριος and Νοέμβριος. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: Ιανουάριος, Μάρτιος and Απρίλιος - expect the least comfortable mix of heat, cold or rain.

Ιανουάριος★★★★☆
Φεβρουάριος★★★★☆
Μάρτιος★★★☆☆
Απρίλιος★★★★☆
Μάι★★★★☆
Ιούνιος★★★★★
Ιούλιος★★★★★
Αύγουστος★★★★☆
Σεπτέμβριος★★★★☆
Οκτώβριος★★★★☆
Νοέμβριος★★★★☆
Δεκέμβριος★★★★☆

What this means for Oahu

Compared με normal

Today is about average for Οκτώβριος. The forecast high of 28°C is in line με the 29°C typical for this month.

Βροχή chance explained

A 38% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.

Ταξίδια and driving

No weather-related travel disruption is expected today. Roads and airports should run normally.

Worth knowing

Northern Hemisphere, so peak summer falls in Ιούνιος έως Αύγουστος.

Worth knowing

The gap between the warmest and coldest month averages 4°C - an unusually even climate through the year.

What έως pack, what έως skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • Κυρglasses, a brimmed hat and SPF 30+
  • A packable rain shell - 5 of the next 7 days carry a real chance of rain
Worth avoiding
  • If your dates are flexible, avoid Ιανουάριος, Μάρτιος and Απρίλιος - historically the least comfortable months here.

Περίληψη

Oahu is an island in Hawaii. Oahu is an island known for Waikiki, Pearl Harbor and the North Shore.

Αυτή τη στιγμή είναι 20°C (68°F) in Oahu με Νεφελώδης. Η αισθητή θερμοκρασία είναι 22°C. Σήμερα η θερμοκρασία κυμαίνεται από 20°C έως 28°C. Η πιθανότητα βροχής είναι 38%. Sightseeing conditions score 8.7/10 - Εξαιρετικές συνθήκες — φύγετε τώρα.

Η καλύτερη εποχή για επίσκεψη στο Oahu is Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος, Οκτώβριος and Νοέμβριος. Το κλίμα είναι Mediterranean. Ιανουάριος, Μάρτιος and Απρίλιος tend έως be the least comfortable months. Αύγουστος is the warmest month με average highs near 29°C, while Φεβρουάριος is the coldest με lows near 17°C.

The closest major airport is Daniel K. Inouye International Airport (HNL), about 15 km away. Nearby highlights include Pearl Harbor National Memorial, Waikiki Beach, Kauai and Hanalei Bay.

Με απλά λόγια. Today is about average for Οκτώβριος. The forecast high of 28°C is in line με the 29°C typical for this month. The best window έως be outside is roughly 6 PM έως 9 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Oahu today at 9.5/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Quick facts about Oahu

ΤύποςIsland
StateHawaii
ΧώραΗνωμένες Πολιτείες
ΉπειροςΒόρεια Αμερική
Συντεταγμένες21°26′20″N 158°0′0.4″W (21.4389, -158.0001)
Known forWaikiki, Pearl Harbor and the North Shore
Τοπική ώρα9:01 AM (UTC-10:00)
Best monthsΙούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος, Οκτώβριος and Νοέμβριος
ΚλίμαMediterranean

Καιρός map for Oahu

Animated model layers. Pick a layer έως load it.

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Animated layers by Άνεμοςy. For pin-level detail and nearby places, see the interactive map below.

Explore Oahu

Every topic we hold for this place, and the same topic for the places around it.

Κλίμα 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 Βόρεια Αμερική.

What is the weather like in Oahu τώρα?

It is currently 20°C (68°F) με Νεφελώδης. Υγρασία is 96% and wind is 9 km/h.

When is the best time έως visit Oahu?

Ιούνιος, Ιούλιος, Αύγουστος, Σεπτέμβριος, Οκτώβριος and Νοέμβριος offer the most comfortable conditions in Oahu, which has a Mediterranean climate. Ιανουάριος, Μάρτιος and Απρίλιος 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 9:01 AM.

What is the nearest airport έως Oahu?

The closest airports are Daniel K. Inouye International Airport (HNL), 15 km away.

What are the top things έως 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 dataUSPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts.
Πρόγνωση and observationsOpen-Meteo (ECMWF and national models).
Ποιότητα αέρα and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Κλίμα averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Καιρός 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 Οκτώβριος 23, 2026 at 9:01 AM 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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