Whangarei Weather in December

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

Average highs run from 21°C on December 1 to 23°C on December 31, and lows from 15°C to 16°C. Normal precipitation for the month is 74 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: 22°C
Average low: 16°C
Precipitation: 74 mm
Reanalysis high: 27°CDec 22, 2017
Reanalysis low: 11°CDec 2, 2006
Daylight: 14 h 23 min to 14 h 33 min
Cloud cover: 63%
Humidity: 75%
Dew point: 14°C
Wind: 22.3 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	21°C	15°C	24°C 1997	11°C 1993	40%
Dec 2	21°C	15°C	25°C 1997	11°C 2006	40%
Dec 3	21°C	15°C	25°C 1997	11°C 2014	39%
Dec 4	21°C	15°C	24°C 2019	11°C 2004	38%
Dec 5	21°C	15°C	24°C 2019	11°C 2004	38%
Dec 6	21°C	15°C	25°C 2005	11°C 2004	38%
Dec 7	21°C	15°C	25°C 1995	11°C 1993	36%
Dec 8	21°C	15°C	26°C 1994	12°C 1993	37%
Dec 9	22°C	15°C	27°C 2005	11°C 1996	36%
Dec 10	22°C	15°C	24°C 2009	11°C 2006	37%
Dec 11	22°C	15°C	25°C 2009	12°C 2006	36%
Dec 12	22°C	15°C	25°C 2009	12°C 2006	36%
Dec 13	22°C	15°C	25°C 2019	12°C 1993	35%
Dec 14	22°C	15°C	26°C 2010	12°C 2004	36%
Dec 15	22°C	16°C	25°C 2003	13°C 1999	37%
Dec 16	22°C	16°C	25°C 2008	12°C 1991	38%
Dec 17	22°C	16°C	24°C 2017	12°C 1996	38%
Dec 18	22°C	16°C	25°C 2017	12°C 2004	38%
Dec 19	22°C	16°C	27°C 1997	12°C 2004	37%
Dec 20	22°C	16°C	25°C 1994	12°C 2004	36%
Dec 21	22°C	16°C	27°C 1998	12°C 1992	35%
Dec 22	22°C	16°C	27°C 2017	11°C 1992	36%
Dec 23	22°C	16°C	26°C 1998	12°C 2006	36%
Dec 24	22°C	16°C	26°C 1997	12°C 2006	35%
Dec 25	22°C	16°C	25°C 2000	12°C 2004	35%
Dec 26	22°C	16°C	25°C 2005	13°C 2004	34%
Dec 27	22°C	16°C	26°C 2012	13°C 2007	33%
Dec 28	22°C	16°C	26°C 2009	13°C 2020	32%
Dec 29	22°C	16°C	26°C 2009	13°C 2020	32%
Dec 30	23°C	16°C	25°C 2005	13°C 2006	31%
Dec 31	23°C	16°C	26°C 1994	13°C 2006	30%

Chance of rain

Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+13).

December 1: sunrise 6:00 AM, sunset 8:23 PM
December 31: sunrise 6:09 AM, sunset 8:42 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.