Oahu 氣候 and Average 天氣
氣候 of Oahu: average temperatures, rainfall and seasons month by month.
氣候 in Oahu month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 25° | 18° | 108 mm | ★★★★☆ |
| 二月 | 25° | 17° | 56 mm | ★★★★☆ |
| 三月 | 25° | 19° | 152 mm | ★★★☆☆ |
| 四月 | 26° | 19° | 120 mm | ★★★★☆ |
| 五月 | 27° | 20° | 100 mm | ★★★★☆ |
| 六月 | 28° | 21° | 36 mm | ★★★★★ |
| 七月 | 29° | 21° | 42 mm | ★★★★★ |
| 八月 | 29° | 22° | 61 mm | ★★★★☆ |
| 九月 | 29° | 22° | 36 mm | ★★★★☆ |
| 十月 | 29° | 21° | 34 mm | ★★★★☆ |
| 十一月 | 27° | 20° | 42 mm | ★★★★☆ |
| 十二月 | 26° | 19° | 57 mm | ★★★★☆ |
氣候 type: Mediterranean. 來源： Open-Meteo archive (ERA5).
Recent extremes in Oahu
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Oahu compares，天氣為nearby places
Annual averages, and the difference against Oahu.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Pearl Harbor National Memorial | 10 km | 25°C | +2°C warmer | 717 mm |
| Daniel K. Inouye International Airport | 15 km | 24°C | +1°C warmer | 717 mm |
| Honolulu | 21 km | 24°C | +1°C warmer | 717 mm |
| Honolulu County | 21 km | 24°C | +1°C warmer | 717 mm |
| Area Code 808 | 21 km | 24°C | +1°C warmer | 717 mm |
最佳旅遊時間 Oahu
Go in 六月, 七月, 八月, 九月, 十月 and 十一月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 三月 and 四月 - expect the least comfortable mix of heat, cold or rain.
What this means for Oahu
Today is about average for 十月. The forecast high of 28°C is in line，天氣為the 29°C typical for this month.
A 39% 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 六月至八月.
The gap between the warmest and coldest month averages 4°C - an unusually even climate through the year.
What至pack, what至skip
- Lightweight, light-coloured clothing and a refillable water bottle
- 週日glasses, a brimmed hat and SPF 30+
- A packable rain shell - 5 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 一月, 三月 and 四月 - historically the least comfortable months here.
摘要
Oahu is an island in Hawaii. Oahu is an island known for Waikiki, Pearl Harbor and the North Shore.
目前氣溫為24°C (74°F) in Oahu，天氣為局部多雲. 體感溫度為24°C. 今天氣溫介於20°C至28°C. 降雨機率為39%. Sightseeing conditions score 8.5/10 - 極佳 — 現在適合出發.
最佳旅遊時間是Oahu is 六月, 七月, 八月, 九月, 十月 and 十一月. 氣候為Mediterranean. 一月, 三月 and 四月 tend至be the least comfortable months. 八月 is the warmest month，天氣為average highs near 29°C, while 二月 is the coldest，天氣為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.
簡單來說。 Today is about average for 十月. The forecast high of 28°C is in line，天氣為the 29°C typical for this month. The best window至be outside is roughly 7 AM至10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Oahu today at 9.2/10. 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
天氣 map for Oahu
Animated model layers. Pick a layer至load it.
Animated layers by 風y. 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.
氣候 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 北美洲.
What is the weather like in Oahu現在?
It is currently 24°C (74°F)，天氣為局部多雲. 濕度 is 71% and wind is 14 km/h.
When is the best time至visit Oahu?
六月, 七月, 八月, 九月, 十月 and 十一月 offer the most comfortable conditions in Oahu, which has a Mediterranean climate. 一月, 三月 and 四月 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 7:13 PM.
What is the nearest airport至Oahu?
The closest airports are Daniel K. Inouye International Airport (HNL), 15 km away.
What are the top things至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. |
|---|---|
| 預報 and observations | Open-Meteo (ECMWF and national models). |
| 空氣品質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 氣候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天氣 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 十月 25, 2026 at 7:13 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
