Kapaau, HI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Kapaau, HI in one place.
Mostly sunny, with a high near 80. East northeast wind around 16 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Kapaau, HI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 18, 2026 4:21 PM HST.
The active forecast window currently covers Jul 20 to Jul 24, 2026 for Kapaau, HI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 20 to Jul 24, 2026
- Latest sync
- Jul 18, 2026 4:21 PM HST
- Forecast office
- HFO
- Source
- NOAA / NWS
Daily Outlook
This Week in Kapaau
Monday looks like the warmest upcoming period in Kapaau at 80 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Thursday at about 16 to 20 mph E.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 18, 2026 4:21 PM HST
- Coverage
- 6 days
- Time zone
- Pacific/Honolulu
- Forecast office
- HFO
- Radar station
- PHKM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Scattered rain showers. Mostly cloudy, with a low around 69. East wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Scattered rain showers. Partly sunny, with a high near 80. East wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Scattered rain showers. Mostly cloudy, with a low around 69. East wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Isolated rain showers before noon. Mostly sunny, with a high near 80. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Isolated rain showers. Partly cloudy, with a low around 68. East wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 80. East wind 16 to 20 mph, with gusts as high as 28 mph.
Scattered rain showers. Partly cloudy, with a low around 68. East wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Isolated rain showers. Mostly sunny, with a high near 79. East northeast wind around 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Scattered rain showers. Mostly cloudy, with a low around 68. Northeast wind 0 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jul 20
|
Mostly Sunny
|
80°F |
16 mph
ENE
|
|
Monday Night
Jul 20
|
Scattered Rain Showers
|
69°F |
13 to 16 mph
E
|
|
Tuesday
Jul 21
|
Scattered Rain Showers
|
80°F |
14 to 17 mph
E
|
|
Tuesday Night
Jul 21
|
Scattered Rain Showers
|
69°F |
16 mph
E
|
|
Wednesday
Jul 22
|
Isolated Rain Showers then Mostly Sunny
|
80°F |
15 to 18 mph
E
|
|
Wednesday Night
Jul 22
|
Isolated Rain Showers
|
68°F |
15 to 18 mph
E
|
|
Thursday
Jul 23
|
Mostly Sunny
|
80°F |
16 to 20 mph
E
|
|
Thursday Night
Jul 23
|
Scattered Rain Showers
|
68°F |
16 to 20 mph
E
|
|
Friday
Jul 24
|
Isolated Rain Showers
|
79°F |
20 mph
ENE
|
|
Friday Night
Jul 24
|
Scattered Rain Showers
|
68°F |
0 to 20 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Kapaau.