Kailua, HI Weather Forecast

Local 7-day forecast

82°
F

Scattered Rain Showers then Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Kailua, HI in one place.

Sunday, July 19, 2026
Wind: 5 to 13 mph ENE
Sunday

Scattered rain showers before noon. Mostly sunny, with a high near 82. East northeast wind 5 to 13 mph. Chance of precipitation is 40%.

Local 7-day forecast

Local Weather Overview

This forecast page for Kailua, HI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 18, 2026 10:46 PM HST.

The active forecast window currently covers Jul 19 to Jul 25, 2026 for Kailua, HI.

Page Snapshot

Page focus
city weather
Forecast window
Jul 19 to Jul 25, 2026
Latest sync
Jul 18, 2026 10:46 PM HST
Forecast office
HFO
Source
NOAA / NWS
Next High
82°F
Sunday
Next Low
75°F
Sunday Night
Rain Outlook
13
Periods mentioning precipitation
Windiest
5 to 13 mph
Sunday

Daily Outlook

Today
Jul 19
Scattered Rain Showers then Mostly Sunny
82 °F
/ 75°F
Wind 5 to 13 mph
Mon
Jul 20
Scattered Rain Showers
81 °F
/ 75°F
Wind 5 mph
Tue
Jul 21
Scattered Rain Showers
82 °F
/ 75°F
Wind 5 mph
Wed
Jul 22
Scattered Rain Showers then Partly Sunny
82 °F
/ 76°F
Wind 3 to 7 mph
Thu
Jul 23
Scattered Rain Showers then Mostly Sunny
82 °F
/ 75°F
Wind 7 mph
Fri
Jul 24
Scattered Rain Showers
82 °F
/ 75°F
Wind 8 mph
Sat
Jul 25
Scattered Rain Showers
81 °F
Wind 0 to 6 mph

This Week in Kailua

Sunday looks like the warmest upcoming period in Kailua at 82 degrees F.

Sunday Night is the coolest period ahead with temperatures near 75 degrees F.

The strongest winds are forecast for Sunday at about 5 to 13 mph ENE.

Precipitation is mentioned in 13 upcoming forecast periods.

Forecast Details

Last updated
Jul 18, 2026 10:46 PM HST
Coverage
7 days
Time zone
Pacific/Honolulu
Forecast office
HFO
Radar station
PHMO

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Sunday Night
Jul 19
75°F
Scattered Rain Showers
5 mph ENE

Scattered rain showers. Mostly cloudy, with a low around 75. East northeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Monday
Jul 20
81°F
Scattered Rain Showers
5 mph ENE

Scattered rain showers. Partly sunny, with a high near 81. East northeast wind around 5 mph. Chance of precipitation is 40%.

Monday Night
Jul 20
75°F
Scattered Rain Showers
5 mph ENE

Scattered rain showers. Mostly cloudy, with a low around 75. East northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Tuesday
Jul 21
82°F
Scattered Rain Showers
5 mph ENE

Scattered rain showers. Partly sunny, with a high near 82. East northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Tuesday Night
Jul 21
75°F
Scattered Rain Showers
5 mph ENE

Scattered rain showers. Mostly cloudy, with a low around 75. East northeast wind around 5 mph. Chance of precipitation is 50%.

Wednesday
Jul 22
82°F
Scattered Rain Showers then Partly Sunny
3 to 7 mph ENE

Scattered rain showers before noon. Partly sunny, with a high near 82. East northeast wind 3 to 7 mph. Chance of precipitation is 40%.

Wednesday Night
Jul 22
76°F
Partly Cloudy then Isolated Rain Showers
6 mph ENE

Isolated rain showers after midnight. Partly cloudy, with a low around 76. East northeast wind around 6 mph. Chance of precipitation is 20%.

Thursday
Jul 23
82°F
Scattered Rain Showers then Mostly Sunny
7 mph ENE

Scattered rain showers before noon. Mostly sunny, with a high near 82. East northeast wind around 7 mph. Chance of precipitation is 30%.

Thursday Night
Jul 23
75°F
Scattered Rain Showers
7 mph ENE

Scattered rain showers. Partly cloudy, with a low around 75. East northeast wind around 7 mph. Chance of precipitation is 40%.

Friday
Jul 24
82°F
Scattered Rain Showers
8 mph ENE

Scattered rain showers. Mostly sunny, with a high near 82. East northeast wind around 8 mph. Chance of precipitation is 30%.

Friday Night
Jul 24
75°F
Scattered Rain Showers
0 to 8 mph NE

Scattered rain showers. Mostly cloudy, with a low around 75. Northeast wind 0 to 8 mph. Chance of precipitation is 40%.

Saturday
Jul 25
81°F
Scattered Rain Showers
0 to 6 mph NNE

Scattered rain showers. Partly sunny, with a high near 81. North northeast wind 0 to 6 mph. Chance of precipitation is 30%.

Detailed Forecast

Period Conditions Temp Wind
Sunday
Jul 19
Scattered Rain Showers then Mostly Sunny
82°F
5 to 13 mph
ENE
Sunday Night
Jul 19
Scattered Rain Showers
75°F
5 mph
ENE
Monday
Jul 20
Scattered Rain Showers
81°F
5 mph
ENE
Monday Night
Jul 20
Scattered Rain Showers
75°F
5 mph
ENE
Tuesday
Jul 21
Scattered Rain Showers
82°F
5 mph
ENE
Tuesday Night
Jul 21
Scattered Rain Showers
75°F
5 mph
ENE
Wednesday
Jul 22
Scattered Rain Showers then Partly Sunny
82°F
3 to 7 mph
ENE
Wednesday Night
Jul 22
Partly Cloudy then Isolated Rain Showers
76°F
6 mph
ENE
Thursday
Jul 23
Scattered Rain Showers then Mostly Sunny
82°F
7 mph
ENE
Thursday Night
Jul 23
Scattered Rain Showers
75°F
7 mph
ENE
Friday
Jul 24
Scattered Rain Showers
82°F
8 mph
ENE
Friday Night
Jul 24
Scattered Rain Showers
75°F
0 to 8 mph
NE
Saturday
Jul 25
Scattered Rain Showers
81°F
0 to 6 mph
NNE
Kona Mauka
Kona Mauka image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.