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August 2026 Monthly Rainfall Summary for Hawaii

Current conditions at

Wheeler Air Force Base / Oahu (PHHI)

Lat: 21.48°NLon: 158.03°WElev: 837ft.

Fair

74°F

23°C

Humidity	71%
Wind Speed	N 3 mph
Barometer	30.03 in (1015.9 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	4 Oct 2:55 am HST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Waipahu HI

Overnight
Low: 73 °F
Mostly Clear
Sunday
High: 84 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 73 °F
Partly Cloudy
Monday
High: 84 °F
Sunny
Monday Night
Low: 72 °F
Partly Cloudy
Tuesday
High: 84 °F
Mostly Sunny
then Isolated
Showers
Tuesday Night
Low: 72 °F
Partly Cloudy
then Isolated
Showers
Wednesday
High: 84 °F
Scattered
Showers
Wednesday Night
Low: 73 °F
Showers

Detailed Forecast

Overnight

Mostly clear, with a low around 73. Northeast wind around 8 mph.

Sunday

Mostly sunny, with a high near 84. Breezy, with an east northeast wind 8 to 15 mph, with gusts as high as 21 mph.

Sunday Night

Partly cloudy, with a low around 73. East northeast wind 6 to 13 mph.

Monday

Sunny, with a high near 84. East northeast wind 6 to 13 mph.

Monday Night

Partly cloudy, with a low around 72. East northeast wind 6 to 10 mph.

Tuesday

Isolated showers after noon. Mostly sunny, with a high near 84. East wind around 6 mph. Chance of precipitation is 20%.

Tuesday Night

Isolated showers after midnight. Partly cloudy, with a low around 72. East wind around 5 mph becoming light and variable. Chance of precipitation is 20%.

Wednesday

Scattered showers. Partly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 40%.

Wednesday Night

Occasional showers. Low around 73. South wind 6 to 11 mph. Chance of precipitation is 80%.

Thursday

Occasional showers, mainly before noon. High near 84. South southeast wind 8 to 13 mph. Chance of precipitation is 80%.

Thursday Night

Showers likely. Mostly cloudy, with a low around 74. East southeast wind 6 to 8 mph. Chance of precipitation is 70%.

Friday

Scattered showers. Partly sunny, with a high near 86. East wind 6 to 10 mph. Chance of precipitation is 50%.

Friday Night

Partly cloudy, with a low around 73. East wind around 11 mph.

Saturday

Isolated showers. Mostly sunny, with a high near 85. Breezy, with an east northeast wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.