Castelvetrano climate

Castelvetrano Weather in December

NASA POWER reanalysis for the half-degree grid cell around Castelvetrano, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 16°C on December 1 to 14°C on December 31, and lows from 12°C to 10°C. Normal precipitation for the month is 87 mm over about 12 wet days.

December day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Castelvetrano, in °C, with the record for each date.05101520151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
15°C
Average low
11°C
Precipitation
87 mm
Reanalysis high
20°CDec 3, 2019
Reanalysis low
3°CDec 31, 2014
Daylight
9 h 45 min to 9 h 36 min
Cloud cover
64%
Humidity
81%
Dew point
9°C
Wind
19.4 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Dec 116°C12°C19°C 20149°C 201644%
Dec 216°C12°C19°C 20049°C 201744%
Dec 316°C12°C20°C 20199°C 199643%
Dec 416°C12°C19°C 20198°C 199644%
Dec 516°C12°C19°C 20208°C 201043%
Dec 616°C11°C18°C 20069°C 201743%
Dec 716°C11°C19°C 20047°C 199142%
Dec 815°C11°C18°C 20107°C 199142%
Dec 915°C11°C19°C 20004°C 199141%
Dec 1015°C11°C17°C 20004°C 199142%
Dec 1115°C11°C18°C 19946°C 199141%
Dec 1215°C11°C18°C 20006°C 199141%
Dec 1315°C11°C18°C 19945°C 199141%
Dec 1415°C11°C18°C 20066°C 199141%
Dec 1515°C11°C18°C 20145°C 200742%
Dec 1615°C11°C18°C 20196°C 201040%
Dec 1715°C11°C17°C 20195°C 201039%
Dec 1815°C11°C17°C 20195°C 200138%
Dec 1915°C11°C17°C 20145°C 200137%
Dec 2015°C10°C17°C 20105°C 200538%
Dec 2115°C10°C17°C 20206°C 200138%
Dec 2214°C10°C18°C 19966°C 200538%
Dec 2314°C10°C18°C 19966°C 199839%
Dec 2414°C10°C17°C 19966°C 199839%
Dec 2514°C10°C18°C 19957°C 200538%
Dec 2614°C10°C17°C 19956°C 199137%
Dec 2714°C10°C16°C 19956°C 199637%
Dec 2814°C10°C16°C 20156°C 199636%
Dec 2914°C10°C16°C 20096°C 199235%
Dec 3014°C10°C18°C 20094°C 201435%
Dec 3114°C10°C17°C 19943°C 201434%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Castelvetrano, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

December 1
sunrise 7:05 AM, sunset 4:50 PM
December 31
sunrise 7:24 AM, sunset 5:00 PM

Every day of December: sun and moon

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.