Cessnock Weather in December
Average highs run from 28°C on December 1 to 29°C on December 31, and lows from 16°C to 18°C. Normal precipitation for the month is 77 mm over about 11 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
- 28°C
- Average low
- 17°C
- Precipitation
- 77 mm
- Record high
- 44°CDec 20, 2017
- Record low
- 8°CDec 2, 1991
- Daylight
- 14 h 09 min to 14 h 17 min
- Cloud cover
- 61%
- Humidity
- 64%
- Dew point
- 14°C
- Wind
- 6.5 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 | 28°C | 16°C | 42°C 2004 | 9°C 1999 | 39% |
| Dec 2 | 27°C | 16°C | 42°C 1979 | 8°C 1991 | 39% |
| Dec 3 | 28°C | 16°C | 39°C 1976 | 9°C 1971 | 40% |
| Dec 4 | 28°C | 16°C | 39°C 2002 | 9°C 1986 | 40% |
| Dec 5 | 27°C | 16°C | 40°C 1979 | 9°C 1955 | 40% |
| Dec 6 | 27°C | 16°C | 43°C 1951 | 8°C 1972 | 40% |
| Dec 7 | 27°C | 16°C | 40°C 2005 | 9°C 2002 | 39% |
| Dec 8 | 27°C | 17°C | 40°C 1979 | 11°C 2013 | 36% |
| Dec 9 | 28°C | 17°C | 42°C 2023 | 11°C 1974 | 36% |
| Dec 10 | 27°C | 17°C | 42°C 2019 | 10°C 1964 | 34% |
| Dec 11 | 27°C | 17°C | 39°C 2015 | 9°C 1952 | 34% |
| Dec 12 | 26°C | 16°C | 40°C 1975 | 11°C 1983 | 34% |
| Dec 13 | 28°C | 16°C | 38°C 1980 | 10°C 1995 | 33% |
| Dec 14 | 28°C | 17°C | 41°C 2023 | 11°C 1974 | 33% |
| Dec 15 | 27°C | 18°C | 41°C 1977 | 9°C 1942 | 34% |
| Dec 16 | 28°C | 17°C | 39°C 1982 | 11°C 2008 | 34% |
| Dec 17 | 27°C | 17°C | 42°C 1975 | 11°C 1978 | 34% |
| Dec 18 | 28°C | 17°C | 40°C 1990 | 9°C 1969 | 36% |
| Dec 19 | 29°C | 16°C | 41°C 2019 | 11°C 1980 | 36% |
| Dec 20 | 29°C | 17°C | 44°C 2017 | 11°C 2005 | 37% |
| Dec 21 | 29°C | 17°C | 43°C 2025 | 9°C 2010 | 36% |
| Dec 22 | 28°C | 18°C | 40°C 1953 | 9°C 1999 | 36% |
| Dec 23 | 29°C | 18°C | 43°C 1990 | 13°C 1967 | 36% |
| Dec 24 | 29°C | 18°C | 43°C 2005 | 12°C 1956 | 36% |
| Dec 25 | 28°C | 17°C | 40°C 1983 | 10°C 1950 | 36% |
| Dec 26 | 28°C | 17°C | 41°C 1957 | 9°C 1995 | 36% |
| Dec 27 | 27°C | 17°C | 37°C 1977 | 9°C 2006 | 36% |
| Dec 28 | 28°C | 17°C | 40°C 1942 | 10°C 2006 | 36% |
| Dec 29 | 28°C | 17°C | 43°C 1957 | 11°C 1977 | 36% |
| Dec 30 | 28°C | 17°C | 41°C 2016 | 12°C 1989 | 36% |
| Dec 31 | 29°C | 18°C | 42°C 2019 | 12°C 2025 | 36% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+11).
- December 1
- sunrise 5:39 AM, sunset 7:48 PM
- December 31
- sunrise 5:49 AM, sunset 8:06 PM
Other months
Sources
Records: NOAA GHCN-Daily, station ASN00061078, 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.