Santa Cruz Weather in August
Average highs run from 16°C on August 1 to 18°C on August 31, and lows from 6°C to 7°C. Normal precipitation for the month is 61 mm over about 7 wet days.
August day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 17°C
- Average low
- 6°C
- Precipitation
- 61 mm
- Record high
- 25°CAug 23, 1993
- Record low
- -6°CAug 13, 1975
- Daylight
- 10 h 26 min to 11 h 20 min
- Cloud cover
- 56%
- Humidity
- 70%
- Dew point
- 5°C
- Wind
- 7.6 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 16°C | 6°C | 20°C 2019 | -4°C 1995 | 25% |
| Aug 2 | 16°C | 6°C | 23°C 2014 | -3°C 2018 | 24% |
| Aug 3 | 16°C | 6°C | 20°C 1990 | -2°C 1966 | 23% |
| Aug 4 | 16°C | 6°C | 19°C 1996 | -5°C 1966 | 22% |
| Aug 5 | 16°C | 6°C | 19°C 1983 | -4°C 1995 | 22% |
| Aug 6 | 16°C | 6°C | 21°C 2020 | -1°C 1987 | 23% |
| Aug 7 | 16°C | 6°C | 18°C 1979 | -4°C 1958 | 23% |
| Aug 8 | 16°C | 6°C | 18°C 1990 | -5°C 1958 | 23% |
| Aug 9 | 16°C | 6°C | 19°C 2015 | -4°C 1958 | 23% |
| Aug 10 | 16°C | 6°C | 20°C 1968 | -3°C 1958 | 23% |
| Aug 11 | 16°C | 6°C | 23°C 1997 | -4°C 1992 | 24% |
| Aug 12 | 16°C | 6°C | 21°C 2025 | -1°C 1974 | 23% |
| Aug 13 | 17°C | 6°C | 21°C 1997 | -6°C 1975 | 21% |
| Aug 14 | 17°C | 6°C | 20°C 1968 | -3°C 1976 | 19% |
| Aug 15 | 17°C | 6°C | 19°C 2025 | -2°C 1994 | 18% |
| Aug 16 | 17°C | 6°C | 24°C 2019 | -2°C 1993 | 19% |
| Aug 17 | 17°C | 6°C | 20°C 2025 | -1°C 1995 | 20% |
| Aug 18 | 17°C | 7°C | 25°C 2014 | -1°C 1993 | 21% |
| Aug 19 | 17°C | 7°C | 24°C 2014 | -2°C 1978 | 21% |
| Aug 20 | 17°C | 7°C | 21°C 1983 | -1°C 1998 | 21% |
| Aug 21 | 17°C | 7°C | 19°C 2015 | -2°C 1989 | 21% |
| Aug 22 | 17°C | 7°C | 24°C 2019 | 0°C 2011 | 21% |
| Aug 23 | 17°C | 7°C | 25°C 1993 | -2°C 1966 | 20% |
| Aug 24 | 17°C | 7°C | 23°C 2020 | -2°C 1975 | 19% |
| Aug 25 | 17°C | 7°C | 22°C 2015 | -2°C 1973 | 19% |
| Aug 26 | 17°C | 7°C | 23°C 1997 | -2°C 1975 | 19% |
| Aug 27 | 18°C | 7°C | 22°C 1997 | -1°C 1973 | 21% |
| Aug 28 | 17°C | 7°C | 23°C 1993 | -2°C 1988 | 22% |
| Aug 29 | 17°C | 7°C | 23°C 2013 | 0°C 1958 | 22% |
| Aug 30 | 17°C | 7°C | 23°C 2015 | -3°C 1978 | 22% |
| Aug 31 | 18°C | 7°C | 22°C 1995 | -1°C 1966 | 22% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-4).
- August 1
- sunrise 7:39 AM, sunset 6:05 PM
- August 31
- sunrise 7:06 AM, sunset 6:26 PM
Other months
Sources
Records: NOAA GHCN-Daily, station CI000085629, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-27. Sun and moon: computed with the NOAA solar equations and Meeus.