Siracusa Weather in December
Average highs run from 18°C on December 1 to 16°C on December 31, and lows from 16°C to 14°C. Normal precipitation for the month is 93 mm over about 16 wet days.
December day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
December at a glance
- Average high
- 17°C
- Average low
- 15°C
- Precipitation
- 93 mm
- Reanalysis high
- 22°CDec 1, 2010
- Reanalysis low
- 8°CDec 31, 2014
- Daylight
- 9 h 49 min to 9 h 40 min
- Cloud cover
- 57%
- Humidity
- 74%
- Dew point
- 11°C
- Wind
- 23.0 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 18°C | 16°C | 22°C 2010 | 14°C 1996 | 47% |
| Dec 2 | 18°C | 16°C | 20°C 2014 | 14°C 1996 | 47% |
| Dec 3 | 18°C | 16°C | 20°C 2014 | 14°C 2013 | 46% |
| Dec 4 | 18°C | 16°C | 20°C 2018 | 13°C 2010 | 46% |
| Dec 5 | 17°C | 16°C | 20°C 2014 | 13°C 2010 | 46% |
| Dec 6 | 17°C | 16°C | 20°C 2020 | 12°C 1991 | 46% |
| Dec 7 | 17°C | 16°C | 19°C 2006 | 11°C 1991 | 46% |
| Dec 8 | 17°C | 15°C | 19°C 2011 | 11°C 1991 | 45% |
| Dec 9 | 17°C | 15°C | 20°C 2010 | 10°C 1991 | 45% |
| Dec 10 | 17°C | 15°C | 19°C 2006 | 10°C 1991 | 45% |
| Dec 11 | 17°C | 15°C | 19°C 2003 | 11°C 1991 | 45% |
| Dec 12 | 17°C | 15°C | 19°C 2016 | 11°C 1991 | 44% |
| Dec 13 | 17°C | 15°C | 18°C 2011 | 12°C 2001 | 43% |
| Dec 14 | 17°C | 15°C | 19°C 1994 | 12°C 2007 | 44% |
| Dec 15 | 17°C | 15°C | 19°C 2000 | 11°C 2007 | 44% |
| Dec 16 | 16°C | 15°C | 19°C 2012 | 11°C 2010 | 45% |
| Dec 17 | 16°C | 15°C | 19°C 2018 | 10°C 2001 | 43% |
| Dec 18 | 16°C | 15°C | 18°C 2002 | 10°C 2001 | 43% |
| Dec 19 | 16°C | 15°C | 18°C 2009 | 11°C 2001 | 44% |
| Dec 20 | 16°C | 15°C | 18°C 2010 | 11°C 2001 | 44% |
| Dec 21 | 16°C | 15°C | 18°C 1996 | 11°C 2011 | 45% |
| Dec 22 | 16°C | 14°C | 19°C 2019 | 12°C 1999 | 46% |
| Dec 23 | 16°C | 14°C | 18°C 2009 | 11°C 2003 | 47% |
| Dec 24 | 16°C | 14°C | 19°C 1996 | 11°C 2003 | 48% |
| Dec 25 | 16°C | 14°C | 18°C 1995 | 11°C 1991 | 47% |
| Dec 26 | 16°C | 14°C | 18°C 1995 | 10°C 1991 | 46% |
| Dec 27 | 16°C | 14°C | 18°C 1995 | 11°C 1991 | 47% |
| Dec 28 | 16°C | 14°C | 17°C 1995 | 11°C 1996 | 46% |
| Dec 29 | 16°C | 14°C | 18°C 2009 | 11°C 2016 | 45% |
| Dec 30 | 16°C | 14°C | 19°C 2009 | 9°C 2014 | 44% |
| Dec 31 | 16°C | 14°C | 18°C 1994 | 8°C 2014 | 42% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+1).
- December 1
- sunrise 6:53 AM, sunset 4:42 PM
- December 31
- sunrise 7:12 AM, sunset 4:52 PM
Other months
Sources
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.