Wellington Weather in December
Average highs run from 30°C on December 1 to 30°C on December 31, and lows from 20°C to 20°C. Normal precipitation for the month is 28 mm over about 3 wet days.
December day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 30°C
- Average low
- 19°C
- Precipitation
- 28 mm
- Record high
- 35°CDec 18, 1988
- Record low
- 10°CDec 27, 1979
- Daylight
- 11 h 31 min to 11 h 28 min
- Cloud cover
- 51%
- Humidity
- 77%
- Dew point
- 16°C
- Wind
- 9.4 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 |
|---|---|---|---|---|---|
| Dec 1 | 30°C | 20°C | 33°C 1996 | 17°C 2004 | 27% |
| Dec 2 | 30°C | 20°C | 33°C 1987 | 16°C 1984 | 26% |
| Dec 3 | 30°C | 20°C | 33°C 1987 | 17°C 1995 | 25% |
| Dec 4 | 30°C | 20°C | 32°C 2023 | 16°C 1986 | 24% |
| Dec 5 | 30°C | 20°C | 33°C 1980 | 16°C 1986 | 24% |
| Dec 6 | 30°C | 20°C | 34°C 1988 | 16°C 1994 | 23% |
| Dec 7 | 30°C | 20°C | 34°C 2023 | 15°C 1981 | 22% |
| Dec 8 | 30°C | 19°C | 33°C 1981 | 15°C 1984 | 20% |
| Dec 9 | 30°C | 19°C | 33°C 1974 | 16°C 1981 | 19% |
| Dec 10 | 30°C | 20°C | 33°C 2013 | 14°C 1981 | 18% |
| Dec 11 | 30°C | 20°C | 34°C 1988 | 16°C 1975 | 18% |
| Dec 12 | 30°C | 20°C | 34°C 1988 | 12°C 1981 | 17% |
| Dec 13 | 30°C | 20°C | 32°C 1986 | 14°C 2000 | 16% |
| Dec 14 | 29°C | 20°C | 34°C 1985 | 15°C 1977 | 16% |
| Dec 15 | 30°C | 19°C | 32°C 2018 | 14°C 1984 | 16% |
| Dec 16 | 30°C | 19°C | 34°C 2003 | 16°C 1995 | 16% |
| Dec 17 | 30°C | 19°C | 32°C 1986 | 16°C 1977 | 14% |
| Dec 18 | 29°C | 20°C | 35°C 1988 | 15°C 1995 | 13% |
| Dec 19 | 29°C | 20°C | 34°C 2005 | 15°C 2002 | 12% |
| Dec 20 | 30°C | 19°C | 34°C 2024 | 15°C 1984 | 11% |
| Dec 21 | 29°C | 19°C | 34°C 2024 | 16°C 1975 | 10% |
| Dec 22 | 29°C | 19°C | 33°C 2024 | 16°C 2002 | 9% |
| Dec 23 | 30°C | 19°C | 33°C 2016 | 16°C 2002 | 9% |
| Dec 24 | 30°C | 19°C | 34°C 1991 | 16°C 1992 | 9% |
| Dec 25 | 30°C | 19°C | 33°C 1991 | 15°C 1973 | 8% |
| Dec 26 | 30°C | 18°C | 34°C 1989 | 14°C 1996 | 7% |
| Dec 27 | 30°C | 19°C | 33°C 2018 | 10°C 1979 | 7% |
| Dec 28 | 30°C | 19°C | 34°C 2018 | 13°C 1977 | 6% |
| Dec 29 | 30°C | 19°C | 34°C 2011 | 13°C 1977 | 5% |
| Dec 30 | 30°C | 19°C | 34°C 2011 | 13°C 1977 | 4% |
| Dec 31 | 30°C | 20°C | 33°C 1989 | 15°C 1982 | 3% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+5:30).
- December 1
- sunrise 6:26 AM, sunset 5:57 PM
- December 31
- sunrise 6:42 AM, sunset 6:10 PM
Other months
Sources
Records: NOAA GHCN-Daily, station IN020031700, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: 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.