Hershey Weather in December
Average highs run from 45°F on December 1 to 38°F on December 31, and lows from 19°F to 14°F. Normal precipitation for the month is 0.29 in over about 3 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
- 41°F
- Average low
- 16°F
- Precipitation
- 0.29 in
- Snowfall
- 4.9 in
- Record high
- 78°FDec 22, 2025
- Record low
- -34°FDec 22, 1983
- Chance of a freeze
- 100%
- Daylight
- 9 h 26 min to 9 h 16 min
- Cloud cover
- 59%
- Humidity
- 66%
- Dew point
- 19°F
- Wind
- 11.2 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 | 19°F | 71°F 1994 | -8°F 1985 | 9% | 6% |
| Dec 2 | 44°F | 19°F | 71°F 2021 | -9°F 1985 | 9% | 6% |
| Dec 3 | 44°F | 18°F | 71°F 1959 | -8°F 1978 | 9% | 6% |
| Dec 4 | 43°F | 18°F | 67°F 1989 | -8°F 1978 | 9% | 6% |
| Dec 5 | 43°F | 18°F | 65°F 1989 | -13°F 1972 | 9% | 6% |
| Dec 6 | 43°F | 18°F | 66°F 1991 | -15°F 1972 | 9% | 7% |
| Dec 7 | 42°F | 17°F | 72°F 2023 | -15°F 1978 | 9% | 7% |
| Dec 8 | 42°F | 17°F | 68°F 1970 | -17°F 1978 | 9% | 7% |
| Dec 9 | 42°F | 17°F | 70°F 2020 | -13°F 1977 | 9% | 7% |
| Dec 10 | 41°F | 17°F | 66°F 1990 | -18°F 2009 | 9% | 7% |
| Dec 11 | 41°F | 16°F | 71°F 2025 | -12°F 1972 | 9% | 7% |
| Dec 12 | 41°F | 16°F | 63°F 1980 | -20°F 1961 | 9% | 7% |
| Dec 13 | 41°F | 16°F | 70°F 1988 | -18°F 1985 | 10% | 8% |
| Dec 14 | 40°F | 16°F | 64°F 1966 | -17°F 1989 | 10% | 8% |
| Dec 15 | 40°F | 16°F | 69°F 2021 | -23°F 1989 | 10% | 8% |
| Dec 16 | 40°F | 15°F | 73°F 1962 | -12°F 1972 | 10% | 8% |
| Dec 17 | 40°F | 15°F | 75°F 1980 | -17°F 2016 | 10% | 8% |
| Dec 18 | 40°F | 15°F | 68°F 2013 | -19°F 1983 | 10% | 8% |
| Dec 19 | 39°F | 15°F | 71°F 2025 | -19°F 1989 | 10% | 8% |
| Dec 20 | 39°F | 15°F | 64°F 2003 | -15°F 1983 | 10% | 9% |
| Dec 21 | 39°F | 15°F | 63°F 1982 | -29°F 1983 | 10% | 9% |
| Dec 22 | 39°F | 15°F | 78°F 2025 | -34°F 1983 | 10% | 9% |
| Dec 23 | 39°F | 14°F | 74°F 1964 | -24°F 1989 | 10% | 9% |
| Dec 24 | 39°F | 14°F | 72°F 2025 | -19°F 1983 | 11% | 9% |
| Dec 25 | 39°F | 14°F | 65°F 1999 | -16°F 1983 | 11% | 9% |
| Dec 26 | 39°F | 14°F | 68°F 2025 | -12°F 1962 | 11% | 9% |
| Dec 27 | 39°F | 14°F | 71°F 1980 | -9°F 2014 | 11% | 9% |
| Dec 28 | 39°F | 14°F | 65°F 1999 | -14°F 1983 | 11% | 10% |
| Dec 29 | 39°F | 14°F | 66°F 1999 | -16°F 1983 | 11% | 10% |
| Dec 30 | 38°F | 14°F | 64°F 1980 | -18°F 1968 | 11% | 10% |
| Dec 31 | 38°F | 14°F | 63°F 2025 | -25°F 1967 | 11% | 10% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 7:50 AM, sunset 5:16 PM
- December 31
- sunrise 8:09 AM, sunset 5:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00253810 (Hershey 5 Sse), public domain. Records: NOAA GHCN-Daily, station USW00024023, 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.