10-day forecast for Kailua, HI: 77° to 82°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
82°
Best day: Monday, August 17
80° · 0.13 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0979° / 77°0.06
Morning78°feels 80°
Afternoon79°feels 79°
Evening78°feels 80°
Overnight77°feels 79°
79 °
Kailua, Sunday, 9 August
Light rain. High 79°, low 77°.
Pressure30.00 inHg
Wind18.1 mph NE
Humidity81%
Visibility6.2 mi
Dew point72°
Mon, 1081° / 78°0.01
Morning79°feels 79°
Afternoon80°feels 84°
Evening79°feels 80°
Overnight78°feels 79°
81 °
Kailua, Monday, 10 August
Light rain. High 81°, low 78°.
Pressure29.97 inHg
Wind14.9 mph NE
Humidity76%
Visibility6.2 mi
Dew point72°
Tue, 1180° / 78°0
Morning79°feels 80°
Afternoon79°feels 79°
Evening78°feels 79°
Overnight78°feels 79°
80 °
Kailua, Tuesday, 11 August
Overcast. High 80°, low 78°.
Pressure29.97 inHg
Wind17.3 mph E
Humidity75%
Visibility6.2 mi
Dew point71°
Wed, 1279° / 77°0.04
Morning78°feels 79°
Afternoon79°feels 79°
Evening78°feels 79°
Overnight77°feels 79°
79 °
Kailua, Wednesday, 12 August
Light rain. High 79°, low 77°.
Pressure29.97 inHg
Wind17.7 mph NE
Humidity68%
Visibility6.2 mi
Dew point67°
Thu, 1380° / 78°0.02
Morning78°feels 79°
Afternoon80°feels 80°
Evening79°feels 79°
Overnight78°feels 79°
80 °
Kailua, Thursday, 13 August
Light rain. High 80°, low 78°.
Pressure29.97 inHg
Wind22.2 mph NE
Humidity73%
Visibility—
Dew point70°
Fri, 1479° / 78°0
Morning78°feels 79°
Afternoon79°feels 79°
Evening79°feels 80°
Overnight78°feels 79°
79 °
Kailua, Friday, 14 August
Light rain. High 79°, low 78°.
Pressure29.94 inHg
Wind21.1 mph NE
Humidity73%
Visibility—
Dew point70°
Sat, 1580° / 78°0
Morning78°feels 79°
Afternoon79°feels 79°
Evening79°feels 79°
Overnight78°feels 79°
80 °
Kailua, Saturday, 15 August
Light rain. High 80°, low 78°.
Pressure29.97 inHg
Wind21 mph NE
Humidity70%
Visibility—
Dew point69°
Sun, 1680° / 77°0.13
Morning78°feels 79°
Afternoon79°feels 79°
Evening80°feels 80°
Overnight79°feels 79°
80 °
Kailua, Sunday, 16 August
Light rain. High 80°, low 77°.
Pressure29.91 inHg
Wind18.1 mph N
Humidity81%
Visibility—
Dew point73°
Mon, 1782° / 78°0.01
Morning79°feels 82°
Afternoon82°feels 88°
Evening82°feels 86°
Overnight79°feels 79°
82 °
Kailua, Monday, 17 August
Light rain. High 82°, low 78°.
Pressure29.94 inHg
Wind15.5 mph S
Humidity74%
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 Kailua, 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.