Sant Joan d'Alacant Weather in September
Average highs run from 30°C on September 1 to 26°C on September 30, and lows from 20°C to 16°C. Normal precipitation for the month is 39 mm over about 6 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
- 28°C
- Average low
- 18°C
- Precipitation
- 39 mm
- Record high
- 40°CSep 5, 2016
- Record low
- 10°CSep 28, 1988
- Daylight
- 13 h 01 min to 11 h 49 min
- Cloud cover
- 45%
- Humidity
- 65%
- Dew point
- 14°C
- Wind
- 12.6 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 |
|---|---|---|---|---|---|
| Sep 1 | 30°C | 20°C | 33°C 2014 | 17°C 1984 | 17% |
| Sep 2 | 30°C | 19°C | 35°C 1983 | 15°C 1974 | 17% |
| Sep 3 | 30°C | 19°C | 36°C 2009 | 17°C 2011 | 17% |
| Sep 4 | 30°C | 19°C | 37°C 2016 | 16°C 2012 | 17% |
| Sep 5 | 29°C | 19°C | 40°C 2016 | 15°C 1977 | 17% |
| Sep 6 | 29°C | 19°C | 34°C 1974 | 18°C 1989 | 16% |
| Sep 7 | 29°C | 19°C | 37°C 1988 | 15°C 2007 | 17% |
| Sep 8 | 29°C | 19°C | 33°C 1993 | 15°C 2005 | 17% |
| Sep 9 | 29°C | 19°C | 34°C 1983 | 16°C 1995 | 18% |
| Sep 10 | 29°C | 18°C | 36°C 1983 | 16°C 1975 | 17% |
| Sep 11 | 28°C | 18°C | 36°C 2014 | 15°C 2019 | 17% |
| Sep 12 | 28°C | 18°C | 36°C 2014 | 16°C 2005 | 16% |
| Sep 13 | 28°C | 18°C | 35°C 1998 | 17°C 1984 | 17% |
| Sep 14 | 28°C | 18°C | 32°C 2021 | 15°C 1976 | 17% |
| Sep 15 | 28°C | 18°C | 33°C 2000 | 14°C 1976 | 17% |
| Sep 16 | 28°C | 18°C | 34°C 1983 | 14°C 1975 | 19% |
| Sep 17 | 27°C | 17°C | 33°C 1973 | 15°C 1988 | 19% |
| Sep 18 | 27°C | 17°C | 34°C 1984 | 12°C 2009 | 20% |
| Sep 19 | 27°C | 17°C | 33°C 2014 | 12°C 2005 | 21% |
| Sep 20 | 27°C | 17°C | 33°C 1990 | 14°C 2005 | 22% |
| Sep 21 | 27°C | 17°C | 33°C 1986 | 11°C 1977 | 23% |
| Sep 22 | 26°C | 17°C | 34°C 2015 | 15°C 2009 | 23% |
| Sep 23 | 26°C | 17°C | 36°C 1984 | 12°C 1979 | 23% |
| Sep 24 | 26°C | 16°C | 34°C 1987 | 11°C 1979 | 23% |
| Sep 25 | 26°C | 16°C | 32°C 1987 | 11°C 1979 | 22% |
| Sep 26 | 26°C | 16°C | 34°C 1983 | 13°C 1973 | 22% |
| Sep 27 | 26°C | 16°C | 31°C 1987 | 12°C 1981 | 21% |
| Sep 28 | 26°C | 16°C | 32°C 2003 | 10°C 1988 | 20% |
| Sep 29 | 26°C | 16°C | 31°C 2006 | 13°C 1992 | 20% |
| Sep 30 | 26°C | 16°C | 32°C 1983 | 12°C 1974 | 18% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- September 1
- sunrise 7:31 AM, sunset 8:32 PM
- September 30
- sunrise 7:57 AM, sunset 7:46 PM
Other months
Sources
Records: NOAA GHCN-Daily, station SPM00008360, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.