Trenton Weather in December
Average highs run from 57°F on December 1 to 51°F on December 31, and lows from 38°F to 34°F. Normal precipitation for the month is 5.90 in over about 11 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 53°F
- Average low
- 36°F
- Precipitation
- 5.90 in
- Snowfall
- 0.1 in
- Record high
- 81°FDec 7, 1951
- Record low
- -2°FDec 12, 1962
- Chance of a freeze
- 99%
- Daylight
- 10 h 00 min to 9 h 52 min
- Cloud cover
- 66%
- Humidity
- 85%
- Dew point
- 35°F
- Wind
- 4.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Dec 1 | 57°F | 38°F | 73°F 2006 | 14°F 1965 | 34% | 0% |
| Dec 2 | 56°F | 38°F | 73°F 2018 | 14°F 1965 | 34% | 0% |
| Dec 3 | 56°F | 37°F | 75°F 1970 | 15°F 1935 | 34% | 0% |
| Dec 4 | 56°F | 37°F | 76°F 2021 | 16°F 1989 | 34% | 0% |
| Dec 5 | 56°F | 37°F | 75°F 1998 | 15°F 1935 | 34% | 0% |
| Dec 6 | 55°F | 37°F | 75°F 1998 | 10°F 1984 | 35% | 0% |
| Dec 7 | 55°F | 37°F | 81°F 1951 | 7°F 1937 | 35% | 0% |
| Dec 8 | 55°F | 37°F | 75°F 1956 | 12°F 1977 | 35% | 0% |
| Dec 9 | 54°F | 37°F | 78°F 1978 | 13°F 1937 | 35% | 0% |
| Dec 10 | 54°F | 37°F | 73°F 1935 | 12°F 1995 | 35% | 0% |
| Dec 11 | 54°F | 36°F | 74°F 2007 | 10°F 1995 | 36% | 0% |
| Dec 12 | 54°F | 36°F | 75°F 2007 | -2°F 1962 | 36% | 0% |
| Dec 13 | 54°F | 36°F | 70°F 1949 | 0°F 1962 | 36% | 0% |
| Dec 14 | 53°F | 36°F | 75°F 1984 | 9°F 1985 | 36% | 1% |
| Dec 15 | 53°F | 36°F | 72°F 1984 | 8°F 1963 | 36% | 1% |
| Dec 16 | 53°F | 36°F | 74°F 1971 | 9°F 1951 | 36% | 1% |
| Dec 17 | 53°F | 36°F | 73°F 1984 | 8°F 1989 | 36% | 1% |
| Dec 18 | 53°F | 36°F | 73°F 1984 | 10°F 1953 | 36% | 1% |
| Dec 19 | 52°F | 36°F | 72°F 2021 | 5°F 1963 | 36% | 1% |
| Dec 20 | 52°F | 35°F | 68°F 1984 | 6°F 1963 | 36% | 1% |
| Dec 21 | 52°F | 35°F | 71°F 1978 | 10°F 1981 | 36% | 1% |
| Dec 22 | 52°F | 35°F | 72°F 1967 | 5°F 1989 | 37% | 1% |
| Dec 23 | 52°F | 35°F | 69°F 1954 | 3°F 1989 | 37% | 1% |
| Dec 24 | 52°F | 35°F | 75°F 1964 | 3°F 1989 | 37% | 1% |
| Dec 25 | 52°F | 35°F | 73°F 1955 | -2°F 1983 | 37% | 1% |
| Dec 26 | 51°F | 35°F | 72°F 1964 | -2°F 1983 | 37% | 1% |
| Dec 27 | 51°F | 35°F | 76°F 2021 | 0°F 1983 | 37% | 1% |
| Dec 28 | 51°F | 34°F | 73°F 1982 | 14°F 1977 | 37% | 1% |
| Dec 29 | 51°F | 34°F | 72°F 2021 | 11°F 1961 | 37% | 1% |
| Dec 30 | 51°F | 34°F | 73°F 1984 | 7°F 1909 | 37% | 1% |
| Dec 31 | 51°F | 34°F | 78°F 1984 | 8°F 1983 | 37% | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- December 1
- sunrise 7:31 AM, sunset 5:31 PM
- December 31
- sunrise 7:49 AM, sunset 5:41 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00094941 (Chickamauga 2 Sw), public domain. Records: NOAA GHCN-Daily, station USC00094941, 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.