Baltimore weather in December
December in Baltimore: cold, rainy, with clean air — a good time to visit.
#11 of 12 months in Baltimore · #624 of 897 destinations to visit in December · comfort 60/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Baltimore in December
No notes yet. Open Baltimore on the map to add the first one.
Baltimore climate normals — December
| Daytime high | 9°C / 47°F | 🧥 cold |
|---|---|---|
| Nighttime low | 1°C / 34°F | |
| Rainfall | 137 mm / 5.4 in | 🌧 rainy |
| Rainy days | 10 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 0°C / 31°F | |
| Sunshine | 5.7 h/day | |
| Daylight | 9.5 h | |
| Wind | 20 km/h / 12 mph | |
| Snowfall | 1.4 cm / 0.6 in | |
| Air quality (US AQI) | 45 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Baltimore?
Loading map…
Baltimore in December — FAQ
- Is December a good time to visit Baltimore?
- December in Baltimore: cold, rainy, with clean air — a good time to visit. It ranks #11 of 12 months for Baltimore on SeasonMap's comfort score (60/100).
- What is the weather like in Baltimore in December?
- In December, Baltimore averages a daily high of 8.6°C and a low of 1.2°C, with about 137.3 mm of rain over roughly 10.2 rainy days.
- What is the air quality in Baltimore in December?
- Baltimore has a mean US Air Quality Index of about 45 in December.
- Does it snow in Baltimore in December?
- Baltimore sees roughly 1.4 cm of snowfall in December.