Waialua Weather in August
Average highs run from 86°F on August 1 to 87°F on August 31, and lows from 72°F to 72°F. Normal precipitation for the month is 1.37 in over about 13 wet days.
August day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 86°F
- Average low
- 72°F
- Precipitation
- 1.37 in
- Record high
- 93°FAug 3, 2019
- Record low
- 56°FAug 6, 1984
- Chance of a freeze
- 0%
- Days of 90°F or more
- 2.0
- Daylight
- 13 h 05 min to 12 h 33 min
- Cloud cover
- 48%
- Humidity
- 73%
- Dew point
- 70°F
- Wind
- 15.2 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 86°F | 72°F | 89°F 2007 | 65°F 1982 | 45% |
| Aug 2 | 86°F | 72°F | 91°F 2009 | 64°F 1980 | 45% |
| Aug 3 | 86°F | 72°F | 93°F 2019 | 64°F 2008 | 45% |
| Aug 4 | 86°F | 72°F | 92°F 1974 | 64°F 1974 | 45% |
| Aug 5 | 86°F | 72°F | 92°F 1978 | 61°F 1984 | 44% |
| Aug 6 | 86°F | 72°F | 92°F 2022 | 56°F 1984 | 44% |
| Aug 7 | 86°F | 72°F | 92°F 2015 | 65°F 2000 | 44% |
| Aug 8 | 86°F | 72°F | 93°F 1983 | 62°F 1981 | 44% |
| Aug 9 | 86°F | 72°F | 90°F 2019 | 65°F 1984 | 44% |
| Aug 10 | 86°F | 72°F | 92°F 2019 | 62°F 1957 | 44% |
| Aug 11 | 86°F | 72°F | 91°F 2019 | 66°F 1973 | 43% |
| Aug 12 | 86°F | 72°F | 92°F 2018 | 67°F 1975 | 43% |
| Aug 13 | 86°F | 72°F | 91°F 1978 | 66°F 1955 | 43% |
| Aug 14 | 86°F | 72°F | 92°F 2019 | 66°F 2006 | 43% |
| Aug 15 | 86°F | 72°F | 93°F 2019 | 65°F 1951 | 43% |
| Aug 16 | 86°F | 72°F | 92°F 1978 | 64°F 1951 | 43% |
| Aug 17 | 86°F | 72°F | 93°F 1974 | 64°F 1953 | 43% |
| Aug 18 | 86°F | 72°F | 93°F 2018 | 66°F 1981 | 42% |
| Aug 19 | 86°F | 72°F | 91°F 2018 | 63°F 1985 | 42% |
| Aug 20 | 86°F | 72°F | 90°F 1987 | 63°F 1984 | 42% |
| Aug 21 | 86°F | 72°F | 89°F 1973 | 62°F 1989 | 42% |
| Aug 22 | 86°F | 72°F | 90°F 2015 | 58°F 1985 | 42% |
| Aug 23 | 86°F | 72°F | 91°F 2016 | 64°F 1984 | 42% |
| Aug 24 | 86°F | 72°F | 90°F 1978 | 65°F 1985 | 42% |
| Aug 25 | 86°F | 72°F | 91°F 1974 | 60°F 1956 | 42% |
| Aug 26 | 86°F | 72°F | 90°F 1973 | 64°F 1981 | 42% |
| Aug 27 | 86°F | 72°F | 90°F 1983 | 56°F 1983 | 42% |
| Aug 28 | 86°F | 72°F | 90°F 2018 | 56°F 1982 | 41% |
| Aug 29 | 86°F | 72°F | 90°F 2019 | 60°F 1982 | 41% |
| Aug 30 | 87°F | 72°F | 91°F 1978 | 62°F 1981 | 41% |
| Aug 31 | 87°F | 72°F | 91°F 2019 | 62°F 1954 | 41% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- August 1
- sunrise 6:01 AM, sunset 7:06 PM
- August 31
- sunrise 6:11 AM, sunset 6:44 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00513317 (Kapalua-W Maui AP 462.4), public domain. Records: NOAA GHCN-Daily, station USW00022534, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.