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WeatherLive › Hawaii › Waikapū

Waikapū, HI Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherWaikapū · 2:58 PM HST
80° | 77°
80°F
Feels like 82°
Partly cloudy
WindE 28 mph · Gusts 29 mph
Precip61% · 0.05 in
Humidity79% · Dew point 73°
UV index11 Extreme
Air Quality25 Good
Pressure29.94 inHg
Visibility6 mi
Sunrise / Sunset6:07 AM · 6:49 PM · 12h 42m

Weather map — Waikapū

Full radar →
Now
79°
48%
31 mph
15:00
79°
25%
26 mph
16:00
79°
34%
24 mph
17:00
79°
24%
20 mph
18:00
78°
31%
19 mph
19:00
78°
11%
19 mph
20:00
78°
11%
18 mph
21:00
77°
12%
19 mph
22:00
77°
12%
19 mph
23:00
77°
16%
18 mph
00:00
77°
22%
17 mph
01:00
77°
23%
19 mph
02:00
77°
22%
19 mph
03:00
77°
33%
19 mph
04:00
77°
33%
20 mph
05:00
77°
28%
20 mph
06:00
77°
24%
19 mph
07:00
77°
30%
18 mph
08:00
77°
31%
19 mph
09:00
77°
28%
19 mph
10:00
78°
27%
20 mph
11:00
78°
21%
20 mph
12:00
78°
20%
19 mph
13:00
78°
19%
19 mph

Today · Mon 8/24

High 80°
61% / 0.05 in

Showers. Winds E at 31 mph.

Tonight · Mon 8/24

Low 77°
12% / –

Sunny. Winds E at 19 mph.

Tomorrow · Tue 8/25

78° | 76°
62% / 0.04 in

Showers. Winds E at 20 mph.

7-day trend

Waikapū · temperature + precipitation

10-day forecast

Updated 2:58 PM

Details & indices

Wind
28 mph E
Gusts 29 mph
Humidity
79%
Dew point 73°
Pressure
29.94 inHg
Rising
UV index
11 — Extreme
High today
Air Quality
Good
AQI 25 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Waikapū

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise6:07 AM
Sunset6:49 PM
Length of day12h 42m
Moonrise4:49 PM
Moonset3:01 AM
Moon phase🌔 Waxing Gibbous · 90%
Next full moonAug 27 Sturgeon Moon
Latitude20.8581°N
Longitude-156.5069°E

Water temps nearby

View all →
Wailea Beach, Maui (12 mi)82°
Kaanapali Beach, Maui (13 mi)81°
🌧️Rain now — should taper off around 4:15 PM (76 min)
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Poor
Line-drying weather
Grilling
Poor
Fire up the grill
Running
Poor
Lace up outside
Patio
Poor
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Honolulu
—
—
Data sources · Monday, August 24
Where the Waikapū forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 20.8581°N, -156.5069°.
NBM + global weather models
Updated: 2:58 PM
Weather in Waikapū
Waikapū's outlook: warmest day near 80° (Monday), coldest night about 75° (Thursday). About 0.47 in of precipitation is expected in total; the most likely wet day is Monday (68% chance). Expect a blustery spell — gusts near 32 mph on Monday. No active NWS alerts at the moment — quiet on the hazards front. Right now Waikapū is running about 2° warmer than Honolulu. Longer view: trade-wind climate — warm and steady year-round.
Waikapū, HI · Elev 482 ft · 20.86°N, 156.51°W · Hawaii · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 2:58 PM