See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
26°
Clear
Feels Like: 25°
Min: 25°
Max: 27°
The next few hours will be possible drizzle, with today reaching 27°C and dropping to 26°C. The coming days will be drizzle and breezy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:22
Sunrise
18:29
Sunset
Moon
Waxing Crescent
10:33
Moonrise
20:55
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for Honolulu.
Resources
UV Index
Humidity
Weather in Honolulu today, September 15, 2026
Honolulu starts September 15, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The opening hours look fair, as cloud stays near 14% around 06:00. Morning errands should face fewer weather interruptions.
Expect highs of 27°C and cooler readings close to 25°C. Expect humidity between 76% and 85%, most humid near 08:00. Expect gentle winds, highest near 23:00 at 7.6 km/h.
Later hours favour clearer intervals, as cloud stays near 15% around 12:00. The afternoon is the better half for outdoor time. Views remain open at about 16.1 km. Daylight runs from 06:22 to 18:29, lasting 12 hours 6 minutes of sunlight today.
Overall, Honolulu on September 15, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 12% and the high sits around 27°C.
Frequently asked questions about weather in Honolulu
How warm does it get in Honolulu?
The warmest month in Honolulu is September, with average high temperatures of 27°C. The average temperature during this period is around 26°C.
How cold does it get in Honolulu?
The coldest month in Honolulu is February, with average low temperatures of 22°C. The average temperature during this period is around 23°C.
What is the wettest time of year in Honolulu?
The wettest month in Honolulu is December, with an average of 51mm of precipitation.
What is the driest time of year in Honolulu?
The driest month in Honolulu is July, with an average of 11mm of precipitation.
Explore more weather forecasts
- Mō‘ili‘ili, Hawaii
- New York City, New York
- Waikīkī, Hawaii
- Los Angeles, California
- Manoa, Hawaii
- Brooklyn, New York
- Diamond Head / Kapahulu / Saint Louis Heights, Hawaii
- Chicago, Illinois
- Kalihi Valley, Hawaii
- Houston, Texas
- Palolo, Hawaii
- Queens, New York
- Aliamanu / Salt Lake / Foster Village, Hawaii
- Phoenix, Arizona
- Hālawa Heights, Hawaii
- Philadelphia, Pennsylvania
