Kapa'a, HI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Kapa'a, HI in one place.
Mostly sunny, with a high near 83. East northeast wind around 9 mph.
Local Weather Overview
This forecast page for Kapa'a, 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: May 27, 2026 6:25 PM HST.
The active forecast window currently covers May 30 to Jun 2, 2026 for Kapa'a, HI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 2, 2026
- Latest sync
- May 27, 2026 6:25 PM HST
- Forecast office
- HFO
- Source
- NOAA / NWS
Daily Outlook
This Week in Kapa‘a
Sunday looks like the warmest upcoming period in Kapa‘a at 84 degrees F.
Saturday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Tuesday at about 7 to 10 mph ENE.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- May 27, 2026 6:25 PM HST
- Coverage
- 5 days
- Time zone
- Pacific/Honolulu
- Forecast office
- HFO
- Radar station
- PHKI
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 71. East northeast wind 3 to 8 mph.
Mostly sunny, with a high near 84. East northeast wind 3 to 7 mph.
Partly cloudy, with a low around 72. Northeast wind around 5 mph.
Mostly sunny, with a high near 84. Northeast wind 3 to 7 mph.
Partly cloudy, with a low around 73. East northeast wind around 7 mph.
Partly sunny, with a high near 84. East northeast wind 7 to 10 mph.
Isolated rain showers. Mostly cloudy, with a low around 73. East northeast wind around 9 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Mostly Sunny
|
83°F |
9 mph
ENE
|
|
Saturday Night
May 30
|
Partly Cloudy
|
71°F |
3 to 8 mph
ENE
|
|
Sunday
May 31
|
Mostly Sunny
|
84°F |
3 to 7 mph
ENE
|
|
Sunday Night
May 31
|
Partly Cloudy
|
72°F |
5 mph
NE
|
|
Monday
Jun 1
|
Mostly Sunny
|
84°F |
3 to 7 mph
NE
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
73°F |
7 mph
ENE
|
|
Tuesday
Jun 2
|
Partly Sunny
|
84°F |
7 to 10 mph
ENE
|
|
Tuesday Night
Jun 2
|
Isolated Rain Showers
|
73°F |
9 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Kapa‘a.
