Waipahu, Hawaii 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 84°F 29°C Heat Index: 86°F	Observed at: Waipahu, HI	Elevation: 26 ft | 8 m
	Last Updated: July 25, 4:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 84°F | 29°C
	Pressure: 29.9 in | 1012.6 mb	Dewpoint: 65°F | 18°C
	Humidity: 52%	Wind: ENE 15 mph | ENE 24 kph
	Feels Like: 84°F | 29°C	Visibility: 49.4 mi | 79.5 km
	Lat/Long: 21.3867 | -158.0092	Sunrise: 6:03 AM   Sunset: 7:14 PM

7 Day Graphical Forecast

Valid: 4:27 AM 7/28/2026

Today Partly Cloudy 86 |75 °F 30 |24 °C 100% Chance Precipitation Sunday Overcast 88 |73 °F 31 |23 °C 79% Chance Precipitation Monday Overcast 90 |73 °F 32 |23 °C 88% Chance Precipitation Tuesday Heavy Drizzle 88 |76 °F 31 |24 °C 100% Chance Precipitation Wednesday Light Drizzle 90 |75 °F 32 |24 °C 94% Chance Precipitation Thursday Light Drizzle 87 |76 °F 30 |24 °C 73% Chance Precipitation Friday Overcast 89 |76 °F 31 |25 °C 82% Chance Precipitation

7 Hour Graphical Forecast

Valid: 4:27 AM 7/28/2026

4 AM Mostly Clear 77 °F 97% Chance Precipitation

5 AM Clear 76 °F 100% Chance Precipitation

6 AM Clear 76 °F 100% Chance Precipitation

7 AM Mostly Clear 77 °F 100% Chance Precipitation

8 AM Clear 80 °F 100% Chance Precipitation

9 AM Mostly Clear 84 °F 100% Chance Precipitation

10 AM Light Drizzle 86 °F 99% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Waipahu, HI - (Fahrenheit & Celsius) Valid: 4:27 AM 7/28/2026 Today Partly Cloudy with a high near 86°F [30°C]. ENE wind to around 16 mph [25 kph], with gusts to near 36 mph [57 kph]. Dewpoint near 65°F [18°C] with humidity of 82%. Pressure around 29.90 in [1012.6 mb]. UV Index: 9.2. Chance of precipitation 100% with QPF of 0.00 in [0.0 mm]. Tonight Partly Cloudy with a low around 75°F [24°C]. ENE wind to around 16 mph [25 kph], with gusts to near 36 mph [57 kph]. Chance of precipitation 100% with QPF of 0.00 in [0.0 mm]. Sunday Overcast with a high near 88°F [31°C]. ENE wind to around 15 mph [24 kph], with gusts to near 35 mph [56 kph]. Dewpoint near 65°F [18°C] with humidity of 83%. Pressure around 29.90 in [1012.6 mb]. UV Index: 9.1. Chance of precipitation 79% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 73°F [23°C]. ENE wind to around 15 mph [24 kph], with gusts to near 35 mph [56 kph]. Chance of precipitation 79% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 90°F [32°C]. ENE wind to around 14 mph [23 kph], with gusts to near 33 mph [53 kph]. Dewpoint near 65°F [18°C] with humidity of 86%. Pressure around 29.90 in [1012.6 mb]. UV Index: 9.15. Chance of precipitation 88% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 73°F [23°C]. ENE wind to around 14 mph [23 kph], with gusts to near 33 mph [53 kph]. Chance of precipitation 88% with QPF of 0.00 in [0.0 mm]. Tuesday Heavy Drizzle with a high near 88°F [31°C]. NE wind to around 11 mph [17 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 65°F [18°C] with humidity of 86%. Pressure around 29.90 in [1012.6 mb]. UV Index: 8.75. Chance of precipitation 100% with QPF of 0.19 in [4.8 mm]. Tuesday Night Heavy Drizzle with a low around 76°F [24°C]. NE wind to around 11 mph [17 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 100% with QPF of 0.19 in [4.8 mm]. Wednesday Light Drizzle with a high near 90°F [32°C]. N wind to around 7 mph [12 kph], with gusts to near 19 mph [30 kph]. Dewpoint near 65°F [18°C] with humidity of 92%. Pressure around 29.90 in [1012.6 mb]. UV Index: 6.3. Chance of precipitation 94% with QPF of 0.04 in [0.9 mm]. Wednesday Night Light Drizzle with a low around 75°F [24°C]. N wind to around 7 mph [12 kph], with gusts to near 19 mph [30 kph]. Chance of precipitation 94% with QPF of 0.04 in [0.9 mm]. Thursday Light Drizzle with a high near 87°F [30°C]. E wind to around 10 mph [16 kph], with gusts to near 25 mph [40 kph]. Dewpoint near 65°F [18°C] with humidity of 96%. Pressure around 29.90 in [1012.6 mb]. UV Index: 8.45. Chance of precipitation 73% with QPF of 0.04 in [0.9 mm]. Thursday Night Light Drizzle with a low around 76°F [24°C]. E wind to around 10 mph [16 kph], with gusts to near 25 mph [40 kph]. Chance of precipitation 73% with QPF of 0.04 in [0.9 mm]. Friday Overcast with a high near 89°F [31°C]. ENE wind to around 16 mph [26 kph], with gusts to near 40 mph [65 kph]. Dewpoint near 65°F [18°C] with humidity of 87%. Pressure around 29.90 in [1012.6 mb]. UV Index: 8.8. Chance of precipitation 82% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 76°F [25°C]. ENE wind to around 16 mph [26 kph], with gusts to near 40 mph [65 kph]. Chance of precipitation 82% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Waipahu, HI

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 4.8 mm | 0.19 in

Tuesday Night: 4.8 mm | 0.19 in

Wednesday: 0.9 mm | 0.04 in

Wednesday Night: 0.9 mm | 0.04 in

Thursday: 0.9 mm | 0.04 in

Thursday Night: 0.9 mm | 0.04 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for Waipahu, HI

Today: ENE @ 25 kph | 16 mph

Tonight: ENE @ 25 kph | 16 mph

Sunday: ENE @ 24 kph | 15 mph

Sunday Night: ENE @ 24 kph | 15 mph

Monday: ENE @ 23 kph | 14 mph

Monday Night: ENE @ 23 kph | 14 mph

Tuesday: NE @ 17 kph | 11 mph

Tuesday Night: NE @ 17 kph | 11 mph

Wednesday: N @ 12 kph | 7 mph

Wednesday Night: N @ 12 kph | 7 mph

Thursday: E @ 16 kph | 10 mph

Thursday Night: E @ 16 kph | 10 mph

Friday: ENE @ 26 kph | 16 mph

Friday Night: ENE @ 26 kph | 16 mph

7 Day and Night - Maximum Humidity Forecast for Waipahu, HI

Today: 82 %

Tonight: 82 %

Sunday: 83 %

Sunday Night: 83 %

Monday: 86 %

Monday Night: 86 %

Tuesday: 86 %

Tuesday Night: 86 %

Wednesday: 92 %

Wednesday Night: 92 %

Thursday: 96 %

Thursday Night: 96 %

Friday: 87 %

Friday Night: 87 %

7 Day and Night - Snowfall Totals Forecast for Waipahu, HI

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

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