Kea‘au Weather in August
Average highs run from 80°F on August 1 to 80°F on August 31, and lows from 67°F to 67°F. Normal precipitation for the month is 12.82 in over about 28 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
- 80°F
- Average low
- 67°F
- Precipitation
- 12.82 in
- Record high
- 93°FAug 15, 1950
- Record low
- 63°FAug 1, 1950
- Chance of a freeze
- 0%
- Daylight
- 13 h 00 min to 12 h 31 min
- Cloud cover
- 51%
- Humidity
- 81%
- Dew point
- 67°F
- Wind
- 12.1 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 | 80°F | 67°F | 87°F 1993 | 63°F 1950 | 90% |
| Aug 2 | 80°F | 67°F | 90°F 1988 | 64°F 1979 | 90% |
| Aug 3 | 80°F | 67°F | 87°F 1986 | 66°F 1950 | 91% |
| Aug 4 | 80°F | 67°F | 89°F 1986 | 65°F 1955 | 91% |
| Aug 5 | 80°F | 67°F | 88°F 1973 | 65°F 1965 | 91% |
| Aug 6 | 80°F | 67°F | 88°F 1959 | 65°F 1962 | 91% |
| Aug 7 | 80°F | 67°F | 88°F 1986 | 64°F 1980 | 91% |
| Aug 8 | 80°F | 67°F | 88°F 1971 | 64°F 1955 | 91% |
| Aug 9 | 80°F | 67°F | 88°F 1971 | 64°F 1970 | 91% |
| Aug 10 | 80°F | 67°F | 88°F 2015 | 64°F 1970 | 90% |
| Aug 11 | 80°F | 67°F | 88°F 1960 | 65°F 1962 | 90% |
| Aug 12 | 80°F | 67°F | 87°F 2004 | 64°F 1962 | 90% |
| Aug 13 | 80°F | 67°F | 88°F 1971 | 65°F 1980 | 90% |
| Aug 14 | 80°F | 67°F | 91°F 1971 | 64°F 1973 | 90% |
| Aug 15 | 80°F | 67°F | 93°F 1950 | 65°F 1964 | 90% |
| Aug 16 | 80°F | 67°F | 89°F 1977 | 66°F 1963 | 89% |
| Aug 17 | 80°F | 67°F | 90°F 2015 | 65°F 1955 | 89% |
| Aug 18 | 80°F | 67°F | 88°F 2019 | 65°F 1955 | 89% |
| Aug 19 | 80°F | 67°F | 89°F 2019 | 65°F 1950 | 88% |
| Aug 20 | 80°F | 67°F | 89°F 1963 | 64°F 1983 | 88% |
| Aug 21 | 80°F | 67°F | 88°F 1950 | 65°F 1961 | 87% |
| Aug 22 | 80°F | 67°F | 90°F 2015 | 64°F 1952 | 87% |
| Aug 23 | 80°F | 67°F | 88°F 1977 | 64°F 1956 | 87% |
| Aug 24 | 80°F | 67°F | 89°F 1996 | 64°F 1972 | 86% |
| Aug 25 | 80°F | 67°F | 89°F 2007 | 64°F 1964 | 86% |
| Aug 26 | 80°F | 67°F | 88°F 2007 | 64°F 1951 | 85% |
| Aug 27 | 80°F | 67°F | 89°F 2015 | 64°F 1960 | 85% |
| Aug 28 | 80°F | 67°F | 90°F 2015 | 65°F 1955 | 85% |
| Aug 29 | 80°F | 67°F | 90°F 2015 | 64°F 1950 | 84% |
| Aug 30 | 80°F | 67°F | 89°F 2015 | 65°F 1993 | 84% |
| Aug 31 | 80°F | 67°F | 89°F 1996 | 64°F 1970 | 83% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- August 1
- sunrise 5:56 AM, sunset 6:56 PM
- August 31
- sunrise 6:05 AM, sunset 6:36 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00021515 (Hilo 5 S), public domain. Records: NOAA GHCN-Daily, station USW00021504, 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.