Santa Clara del Mar Weather in September
Average highs run from 14°C on September 1 to 18°C on September 30, and lows from 4°C to 7°C. Normal precipitation for the month is 72 mm over about 9 wet days.
September day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 16°C
- Average low
- 5°C
- Precipitation
- 72 mm
- Record high
- 30°CSep 6, 1995
- Record low
- -6°CSep 22, 1993
- Daylight
- 11 h 18 min to 12 h 27 min
- Cloud cover
- 59%
- Humidity
- 82%
- Dew point
- 7°C
- Wind
- 20.9 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 |
|---|---|---|---|---|---|
| Sep 1 | 14°C | 4°C | 25°C 1962 | -5°C 1990 | 29% |
| Sep 2 | 15°C | 4°C | 25°C 1980 | -4°C 1960 | 30% |
| Sep 3 | 15°C | 5°C | 25°C 1973 | -3°C 2022 | 29% |
| Sep 4 | 15°C | 6°C | 24°C 1970 | -6°C 1966 | 30% |
| Sep 5 | 16°C | 5°C | 28°C 1968 | -5°C 1987 | 30% |
| Sep 6 | 16°C | 4°C | 30°C 1995 | -3°C 1996 | 30% |
| Sep 7 | 16°C | 5°C | 28°C 1968 | -2°C 2020 | 30% |
| Sep 8 | 16°C | 5°C | 26°C 1968 | -2°C 2002 | 31% |
| Sep 9 | 16°C | 5°C | 23°C 2024 | -3°C 1974 | 30% |
| Sep 10 | 17°C | 6°C | 28°C 1986 | -2°C 1976 | 30% |
| Sep 11 | 17°C | 5°C | 29°C 1986 | -6°C 1993 | 31% |
| Sep 12 | 16°C | 4°C | 28°C 1991 | -5°C 1968 | 30% |
| Sep 13 | 16°C | 5°C | 26°C 1980 | -4°C 1968 | 30% |
| Sep 14 | 4°C | 25°C 1993 | -3°C 2005 | 30% | |
| Sep 15 | 16°C | 5°C | 25°C 1993 | -3°C 1973 | 30% |
| Sep 16 | 17°C | 5°C | 28°C 1995 | -2°C 1987 | 31% |
| Sep 17 | 17°C | 5°C | 24°C 1995 | -4°C 2003 | 30% |
| Sep 18 | 17°C | 6°C | 25°C 2020 | -3°C 1986 | 29% |
| Sep 19 | 6°C | 24°C 2024 | -2°C 1956 | 28% | |
| Sep 20 | 18°C | 6°C | 25°C 1965 | -2°C 2004 | 28% |
| Sep 21 | 17°C | 5°C | 25°C 1973 | -4°C 1981 | 30% |
| Sep 22 | 17°C | 5°C | 25°C 1969 | -6°C 1993 | 30% |
| Sep 23 | 17°C | 6°C | 26°C 1973 | -3°C 1980 | 31% |
| Sep 24 | 16°C | 5°C | 26°C 1973 | -3°C 2013 | 33% |
| Sep 25 | 16°C | 5°C | 26°C 1977 | -1°C 2004 | 33% |
| Sep 26 | 17°C | 5°C | 25°C 1977 | -2°C 1986 | 34% |
| Sep 27 | 17°C | 6°C | 25°C 1965 | -2°C 1989 | 35% |
| Sep 28 | 6°C | 25°C 2016 | -3°C 2021 | 36% | |
| Sep 29 | 18°C | 7°C | 26°C 1986 | 0°C 1998 | 35% |
| Sep 30 | 18°C | 7°C | 28°C 2019 | -3°C 2009 | 35% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- September 1
- sunrise 7:11 AM, sunset 6:29 PM
- September 30
- sunrise 6:27 AM, sunset 6:54 PM
Other months
Sources
Records: NOAA GHCN-Daily, station AR000087692, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.