Central Coast Weather in December

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

Average highs run from 26°C on December 1 to 28°C on December 31, and lows from 17°C to 18°C. Normal precipitation for the month is 83 mm over about 12 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: 27°C
Average low: 17°C
Precipitation: 83 mm
Reanalysis high: 40°CDec 19, 2019
Reanalysis low: 11°CDec 26, 2006
Daylight: 14 h 11 min to 14 h 20 min
Cloud cover: 61%
Humidity: 69%
Dew point: 15°C
Wind: 8.6 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	Reanalysis high	Reanalysis low	Chance wet
Dec 1	26°C	17°C	38°C 2004	12°C 1992	40%
Dec 2	26°C	17°C	36°C 1997	13°C 2000	40%
Dec 3	26°C	17°C	36°C 2001	12°C 2011	41%
Dec 4	26°C	17°C	35°C 2002	13°C 2011	41%
Dec 5	26°C	17°C	36°C 2016	12°C 2011	40%
Dec 6	26°C	17°C	33°C 1997	12°C 2013	41%
Dec 7	26°C	17°C	36°C 2009	12°C 2011	40%
Dec 8	26°C	17°C	36°C 2009	14°C 1994	39%
Dec 9	26°C	17°C	33°C 2013	13°C 1996	38%
Dec 10	26°C	17°C	38°C 2019	14°C 1994	37%
Dec 11	26°C	17°C	35°C 2006	13°C 1994	37%
Dec 12	26°C	17°C	37°C 2000	12°C 1995	37%
Dec 13	26°C	17°C	36°C 2016	11°C 1995	36%
Dec 14	27°C	17°C	38°C 2017	13°C 1996	36%
Dec 15	27°C	17°C	32°C 1997	13°C 1996	37%
Dec 16	27°C	17°C	35°C 2012	14°C 2011	36%
Dec 17	27°C	18°C	37°C 2009	14°C 2011	36%
Dec 18	27°C	18°C	34°C 2020	14°C 2011	37%
Dec 19	27°C	18°C	40°C 2019	13°C 1991	37%
Dec 20	27°C	18°C	38°C 2017	12°C 2010	38%
Dec 21	27°C	18°C	39°C 1994	13°C 2010	37%
Dec 22	27°C	18°C	38°C 2002	14°C 1995	36%
Dec 23	27°C	18°C	35°C 2013	14°C 1995	36%
Dec 24	27°C	18°C	38°C 2017	13°C 1995	36%
Dec 25	28°C	18°C	37°C 2003	13°C 1995	36%
Dec 26	28°C	18°C	34°C 2000	11°C 2006	36%
Dec 27	28°C	18°C	33°C 2000	14°C 1993	36%
Dec 28	28°C	18°C	37°C 2005	13°C 2004	37%
Dec 29	28°C	18°C	36°C 2016	13°C 2004	37%
Dec 30	28°C	18°C	37°C 2016	13°C 1999	37%
Dec 31	28°C	18°C	39°C 2019	15°C 1999	37%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+11).

December 1: sunrise 5:38 AM, sunset 7:49 PM
December 31: sunrise 5:47 AM, sunset 8:07 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 2026-09-28. Sun and moon: computed with the NOAA solar equations and Meeus.