Baltimore weather in December
Baltimore in December averages 4°C (38°F) and 95 mm of rain.
Of the twelve months in Baltimore, December is the third coldest and the fifth driest.
- Average temp
- 4°C (38°F)
-1–8°C · 30–47°F
- Rainfall
- 95 mm
Showers likely
- Sunshine
- —
- Wind
- 11 km/h
What is Baltimore like in December?
Daytime
Days are cool.
Rain
Some rain is likely; pack for showers.
Evening
Evenings are cooler. A layer helps after sunset.
What should I pack for Baltimore in December?
A light rain jacket
About 95 mm falls this month — showers rather than washouts.
A warm mid-layer
Nights drop to around -1°C (30°F).
December compared with November and January
December in Baltimore is 4.6°C cooler than November and 15 mm wetter than it, which averages 8°C (47°F).
December in Baltimore is 2.4°C warmer than January and 17 mm wetter than it, which averages 1°C (34°F).
Daylight in Baltimore in December
On 15 December the sun is up for 9 hours 25 minutes in Baltimore, rising about 07:19 and setting about 16:44 local time.
No month in Baltimore has less daylight than December.
Where to stay in Baltimore
Dates are a starting point for December.
Travel guides for Baltimore
What to read before you book.
Baltimore weather by month
TemperatureRainfall
How December compares with the rest of the year
December is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 1°C / 34°F | 78 mm |
| February | 3°C / 37°F | 74 mm |
| March | 7°C / 44°F | 102 mm |
| April | 13°C / 55°F | 87 mm |
| May | 18°C / 64°F | 97 mm |
| June | 23°C / 73°F | 101 mm |
| July | 26°C / 78°F | 111 mm |
| August | 24°C / 76°F | 104 mm |
| September | 21°C / 69°F | 113 mm |
| October | 14°C / 57°F | 100 mm |
| November | 8°C / 47°F | 80 mm |
| December | 4°C / 38°F | 95 mm |
Similar weather in December
Other destinations whose December averages sit close to this one.
Check another month
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FAQs about Baltimore in December
December climate averages for Baltimore, 1991–2020.
Baltimore averages 4°C (38°F) in December, ranging from about -1°C (30°F) at night to 8°C (47°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Some. About 95 mm falls across December, enough to need a light jacket but not enough to reshape a trip.
Yes. December averages 4°C (38°F) against 1°C (34°F) in January — 2.4°C warmer.
December is 4.6°C cooler than November, and 15 mm wetter.
It is outside the easiest window. The most comfortable stretch here is May to October; December sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 9 hours 25 minutes of daylight in mid-December, the least of any month in Baltimore.
On 15 December, sunrise is about 07:19 and sunset about 16:44 local time. Both shift across the month.
