Hagerstown weather in December: Hagerstown, Maryland: normal highs, lows, rain and records for December
Hagerstown in December has a normal high of 44°F and a normal low of 30°F, a daily mean of 37°F, falling from 48°F on the 1st to 41°F by the 31st. Measurable precipitation falls on 9 days in a normal December, 2.83 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 7°C and low of −1°C, 72 mm of precipitation in December.
- NOAA stationHagerstown Regional Airport
- Station IDUSW00093706
- Location39.71°N 77.73°W
- Elevation698 ft (213 m)
- From the center5 miles
- Population43,909
- Jan 41° 25°
- Feb 44° 27°
- Mar 53° 34°
- Apr 65° 44°
- May 74° 55°
- Jun 83° 64°
- Jul 87° 68°
- Aug 85° 66°
- Sep 78° 59°
- Oct 66° 47°
- Nov 54° 37°
- Dec 44° 30°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Hagerstown in December?
The normal high is 44°F and the normal low 30°F, for a daily mean of 36.9°F. December is 9.0°F cooler than November and 4.0°F warmer than January. December is the 10th warmest month of the year in Hagerstown and the 8th wettest. Across the month the normal high falls 7°F, from 48°F on December 1 to 41°F on December 31. From one year to the next December's mean temperature typically moves about 3.9°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 33°F and 41°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 32%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 48°F | 33°F | 30% | 18% |
| December 8 | 46°F | 32°F | 30% | 18% |
| December 15 | 44°F | 30°F | 30% | 18% |
| December 22 | 42°F | 28°F | 31% | 18% |
| December 31 | 41°F | 27°F | 32% | 17% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 48°F | 33°F | 30% | 18% | 9 h 40 min |
| December 2 | 48°F | 33°F | 30% | 18% | 9 h 30 min |
| December 3 | 48°F | 33°F | 30% | 18% | 9 h 30 min |
| December 4 | 47°F | 33°F | 30% | 18% | 9 h 30 min |
| December 5 | 47°F | 32°F | 30% | 18% | 9 h 30 min |
| December 6 | 47°F | 32°F | 30% | 18% | 9 h 30 min |
| December 7 | 46°F | 32°F | 30% | 18% | 9 h 30 min |
| December 8 | 46°F | 32°F | 30% | 18% | 9 h 30 min |
| December 9 | 46°F | 31°F | 30% | 18% | 9 h 30 min |
| December 10 | 45°F | 31°F | 30% | 18% | 9 h 30 min |
| December 11 | 45°F | 31°F | 30% | 18% | 9 h 30 min |
| December 12 | 45°F | 31°F | 30% | 18% | 9 h 20 min |
| December 13 | 44°F | 30°F | 30% | 18% | 9 h 20 min |
| December 14 | 44°F | 30°F | 30% | 18% | 9 h 20 min |
| December 15 | 44°F | 30°F | 30% | 18% | 9 h 20 min |
| December 16 | 44°F | 30°F | 31% | 18% | 9 h 20 min |
| December 17 | 43°F | 30°F | 31% | 18% | 9 h 20 min |
| December 18 | 43°F | 29°F | 31% | 18% | 9 h 20 min |
| December 19 | 43°F | 29°F | 31% | 18% | 9 h 20 min |
| December 20 | 43°F | 29°F | 31% | 18% | 9 h 20 min |
| December 21 | 43°F | 29°F | 31% | 18% | 9 h 20 min |
| December 22 | 42°F | 28°F | 31% | 18% | 9 h 20 min |
| December 23 | 42°F | 28°F | 31% | 18% | 9 h 20 min |
| December 24 | 42°F | 28°F | 31% | 18% | 9 h 20 min |
| December 25 | 42°F | 28°F | 31% | 18% | 9 h 20 min |
| December 26 | 42°F | 28°F | 31% | 18% | 9 h 20 min |
| December 27 | 42°F | 27°F | 31% | 18% | 9 h 20 min |
| December 28 | 42°F | 27°F | 31% | 18% | 9 h 20 min |
| December 29 | 41°F | 27°F | 32% | 18% | 9 h 20 min |
| December 30 | 41°F | 27°F | 32% | 18% | 9 h 20 min |
| December 31 | 41°F | 27°F | 32% | 17% | 9 h 20 min |
- Normal high
- 44°FDecember average
- Normal low
- 30°FDecember average
- Precipitation
- 2.83 inmonth total
- Days with precipitation
- 90.01 inch or more
- Nights at 32°F or colder
- 21
- Daylight
- 9 h 40 min to 9 h 20 minDecember 1 to December 31
- Days at 70°F or more
- 1
- Sunshine
- 66%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093706; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Hagerstown in December?
On a given December day the chance of 0.01 inch or more is 31% on average, highest around December 31 (32%). In all, 2.83 in falls on 9 days of a normal December, 1 of them with an inch or more.
In a normal December in Hagerstown, 21 nights fall to freezing and 4 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093706.
What are the records for December in Hagerstown?
The warmest December temperature on Hagerstown's official record (since 1899) is 79°F, on December 4, 1982; the coldest is −13°F, on December 21, 1942. The wettest December brought 6.12 in (1983); the snowiest, 23.1 inches (1951).
The December mean against the 1991-2020 normal of 36.9°F: 2021 42.6°F (+5.7), 2022 35.2°F (−1.7), 2023 41.5°F (+4.6), 2024 36.8°F (−0.1), 2025 34.2°F (−2.7). 2 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 42.6°F | +5.7°F | 0.66 in |
| 2022 | 35.2°F | −1.7°F | 3.99 in |
| 2023 | 41.5°F | +4.6°F | 3.21 in |
| 2024 | 36.8°F | −0.1°F | 2.56 in |
| 2025 | 34.2°F | −2.7°F | 1.33 in |
Source: records: ACIS, NWS threaded record HGRthr; recent months: ACIS, station USW00093706. Records and recent months use complete months only.
How does December in Hagerstown compare across Maryland?
Across the 26 places PlainClimate covers in Maryland, December normal highs run from 38°F in Frostburg to 52°F in Snow Hill; Hagerstown's is 44°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Hagerstown in November54°F by day, 37°F at night
- Hagerstown in January41°F by day, 25°F at night
- Hagerstown through the yearEvery month, frost dates, records and recent years
- Maryland in DecemberThe statewide normal and the warmest and coolest places
- Snow Hill: Maryland's warmest Decembernormal high 52°F