10-day forecast for Keaau, HI: 73° to 82°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Wednesday, August 12
80° · 2.53 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0981° / 75°0.54
Morning78°feels 79°
Afternoon81°feels 85°
Evening77°feels 78°
Overnight76°feels 77°
81 °
Keaau, Sunday, 9 August
Light rain. High 81°, low 75°.
Pressure30.00 inHg
Wind8.5 mph E
Humidity76%
Visibility6.2 mi
Dew point71°
Mon, 1082° / 75°0.09
Morning78°feels 79°
Afternoon82°feels 86°
Evening77°feels 78°
Overnight76°feels 77°
82 °
Keaau, Monday, 10 August
Light rain. High 82°, low 75°.
Pressure29.97 inHg
Wind9.5 mph NE
Humidity64%
Visibility6.2 mi
Dew point67°
Tue, 1180° / 74°0.09
Morning77°feels 78°
Afternoon80°feels 80°
Evening75°feels 76°
Overnight75°feels 76°
80 °
Keaau, Tuesday, 11 August
Light rain. High 80°, low 74°.
Pressure29.97 inHg
Wind10.6 mph NE
Humidity70%
Visibility6.2 mi
Dew point67°
Wed, 1281° / 73°0.04
Morning77°feels 77°
Afternoon80°feels 83°
Evening78°feels 79°
Overnight74°feels 74°
81 °
Keaau, Wednesday, 12 August
Light rain. High 81°, low 73°.
Pressure29.94 inHg
Wind12.3 mph NE
Humidity64%
Visibility6.2 mi
Dew point66°
Thu, 1382° / 75°0.08
Morning76°feels 78°
Afternoon81°feels 83°
Evening79°feels 79°
Overnight76°feels 77°
82 °
Keaau, Thursday, 13 August
Light rain. High 82°, low 75°.
Pressure29.94 inHg
Wind14.4 mph NE
Humidity69%
Visibility—
Dew point69°
Fri, 1481° / 75°0.28
Morning77°feels 78°
Afternoon80°feels 83°
Evening78°feels 80°
Overnight76°feels 78°
81 °
Keaau, Friday, 14 August
Rain. High 81°, low 75°.
Pressure29.91 inHg
Wind17.8 mph N
Humidity70%
Visibility—
Dew point69°
Sat, 1580° / 75°2.53
Morning77°feels 78°
Afternoon79°feels 79°
Evening76°feels 77°
Overnight76°feels 78°
80 °
Keaau, Saturday, 15 August
Heavy rain. High 80°, low 75°.
Pressure29.85 inHg
Wind24.9 mph N
Humidity81%
Visibility—
Dew point73°
Sun, 1682° / 74°1.09
Morning77°feels 80°
Afternoon81°feels 85°
Evening81°feels 84°
Overnight77°feels 78°
82 °
Keaau, Sunday, 16 August
Heavy rain. High 82°, low 74°.
Pressure29.80 inHg
Wind28.2 mph S
Humidity82%
Visibility—
Dew point74°
Mon, 1782° / 75°0.22
Morning77°feels 79°
Afternoon81°feels 86°
Evening78°feels 78°
Overnight76°feels 77°
82 °
Keaau, Monday, 17 August
Light rain. High 82°, low 75°.
Pressure30.03 inHg
Wind11.5 mph NE
Humidity76%
Visibility—
Dew point73°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Keaau, HI around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.