Germantown Weather in December
Average highs run from 45°F on December 1 to 37°F on December 31, and lows from 29°F to 21°F. Normal precipitation for the month is 3.61 in over about 9 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
- 40°F
- Average low
- 25°F
- Precipitation
- 3.61 in
- Snowfall
- 9.1 in
- Record high
- 72°FDec 6, 2001
- Record low
- -23°FDec 27, 1950
- Chance of a freeze
- 100%
- Daylight
- 9 h 21 min to 9 h 09 min
- Cloud cover
- 70%
- Humidity
- 89%
- Dew point
- 25°F
- Wind
- 5.1 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 | 45°F | 29°F | 69°F 2006 | 9°F 1967 | 30% | 4% |
| Dec 2 | 44°F | 29°F | 64°F 1970 | 4°F 1967 | 30% | 4% |
| Dec 3 | 44°F | 28°F | 65°F 2009 | 4°F 1976 | 30% | 4% |
| Dec 4 | 43°F | 28°F | 69°F 1982 | 2°F 1949 | 30% | 4% |
| Dec 5 | 43°F | 28°F | 66°F 2001 | 6°F 2025 | 30% | 4% |
| Dec 6 | 43°F | 28°F | 72°F 2001 | 6°F 1976 | 30% | 5% |
| Dec 7 | 42°F | 27°F | 60°F 1951 | 1°F 1964 | 30% | 5% |
| Dec 8 | 42°F | 27°F | 61°F 1966 | 7°F 1949 | 30% | 5% |
| Dec 9 | 42°F | 27°F | 61°F 1966 | 3°F 1949 | 30% | 5% |
| Dec 10 | 41°F | 26°F | 63°F 1966 | -4°F 1949 | 30% | 5% |
| Dec 11 | 41°F | 26°F | 67°F 2021 | -5°F 1958 | 30% | 5% |
| Dec 12 | 41°F | 26°F | 66°F 1979 | -3°F 1962 | 30% | 6% |
| Dec 13 | 40°F | 26°F | 61°F 1984 | 1°F 1982 | 30% | 6% |
| Dec 14 | 40°F | 25°F | 64°F 2015 | -6°F 1960 | 30% | 6% |
| Dec 15 | 40°F | 25°F | 64°F 2015 | -4°F 2005 | 30% | 6% |
| Dec 16 | 40°F | 25°F | 64°F 2021 | 3°F 1961 | 30% | 6% |
| Dec 17 | 39°F | 24°F | 63°F 2000 | 0°F 1980 | 30% | 6% |
| Dec 18 | 39°F | 24°F | 64°F 2023 | -2°F 1989 | 30% | 6% |
| Dec 19 | 39°F | 24°F | 58°F 2025 | -4°F 1989 | 30% | 6% |
| Dec 20 | 39°F | 24°F | 61°F 1957 | -9°F 1951 | 30% | 7% |
| Dec 21 | 38°F | 23°F | 63°F 2018 | -8°F 1955 | 29% | 7% |
| Dec 22 | 38°F | 23°F | 68°F 2013 | -5°F 1989 | 29% | 7% |
| Dec 23 | 38°F | 23°F | 66°F 1990 | -12°F 1989 | 29% | 7% |
| Dec 24 | 38°F | 23°F | 72°F 2015 | -14°F 1989 | 29% | 7% |
| Dec 25 | 38°F | 22°F | 65°F 2020 | -13°F 1980 | 29% | 7% |
| Dec 26 | 37°F | 22°F | 60°F 1964 | -13°F 1980 | 29% | 7% |
| Dec 27 | 37°F | 22°F | 61°F 1949 | -23°F 1950 | 29% | 7% |
| Dec 28 | 37°F | 21°F | 64°F 1982 | -13°F 1950 | 28% | 7% |
| Dec 29 | 37°F | 21°F | 72°F 1984 | -1°F 1970 | 28% | 7% |
| Dec 30 | 37°F | 21°F | 61°F 2022 | -7°F 1963 | 28% | 7% |
| Dec 31 | 37°F | 21°F | 63°F 1965 | -13°F 1963 | 28% | 7% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- December 1
- sunrise 7:04 AM, sunset 4:25 PM
- December 31
- sunrise 7:24 AM, sunset 4:33 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00304025 (Hudson Correctional Facility), public domain. Records: NOAA GHCN-Daily, station USW00014757, 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.