Baltimore, MD Weather
Baltimore hourly forecast: next 24 hours
Today's high of 94°F (35°C) is about 10°F (6°C) above the typical August high of 84°F (29°C).
Current conditions in detail
Baltimore weather tomorrow (Friday, August 7)
Tomorrow in Baltimore looks sunny, with a high of 94° and an overnight low of 71°. There is a 63% chance of rain - plan accordingly. Winds top out near 15 mph, and the UV index reaches 9 (very high).
Baltimore 14-day forecast
About the weather in Baltimore
Weather in Baltimore is shaped by its humid subtropical climate - expect hot, humid summers and generally mild winters. July afternoons typically reach 87°F (30°C), while January highs hover near 42°F (6°C). Annual precipitation averages 59.0 inches (1498 mm) over about 137 rainy days.
Baltimore weather: quick facts
- Hottest month: July - highs near 87°F (30°C)
- Coldest month: January - highs near 42°F (6°C)
- Record high: 100°F (38°C) · Record low: -2°F (-19°C) (2015–2024)
- Wettest month: July (15 rainy days) · Sunniest: July (11.7 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
- Snow: about 8 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 87°F (30°C) and overnight lows stay near 70°F (21°C). The coolest month is January, with typical highs of 42°F (6°C) and lows around 28°F (-2°C). Based on 2015–2024 weather data, temperatures have reached as high as 100°F (38°C) and dropped as low as -2°F (-19°C).
Rain, sun and snow
July is usually the wettest month. It brings about 7.5 inches (191 mm) of rain over 15 days, while November is the driest. July brings the most sunshine, averaging 11.7 hours of sun a day. Snow falls on about 8 days in a typical year, mostly from December through March.
Season by season
Spring (March through May)
Spring in Baltimore stays on the cool side of mild, with daytime highs averaging 64°F (18°C) and nights around 46°F (8°C); expect showers on roughly 37 days across the season.
Summer (June through August)
Summer in Baltimore runs hot, with daytime highs averaging 84°F (29°C) and nights around 68°F (20°C); expect showers on roughly 43 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
Fall (September through November)
Fall in Baltimore is crisp but comfortable, with daytime highs averaging 67°F (20°C) and nights around 52°F (11°C); expect showers on roughly 28 days across the season.
Winter (December through February)
Winter in Baltimore runs cold, with daytime highs averaging 45°F (7°C) and nights around 30°F (-1°C); expect showers on roughly 30 days across the season, plus around 6 snowy days.
Average temperatures in Baltimore by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 42° | 28° | 10 | 3.6 in | 6.0 h/day | 68% |
| February | 47° | 30° | 11 | 3.6 in | 7.0 h/day | 67% |
| March | 54° | 35° | 11 | 4.2 in | 8.0 h/day | 66% |
| April | 64° | 45° | 12 | 4.4 in | 9.2 h/day | 67% |
| May | 73° | 56° | 14 | 5.6 in | 9.7 h/day | 73% |
| June | 82° | 65° | 13 | 5.9 in | 11.3 h/day | 70% |
| July | 87° | 70° | 15 | 7.5 in | 11.7 h/day | 74% |
| August | 84° | 69° | 15 | 6.7 in | 10.8 h/day | 76% |
| September | 79° | 63° | 11 | 5.1 in | 8.9 h/day | 74% |
| October | 68° | 52° | 9 | 4.3 in | 8.0 h/day | 74% |
| November | 56° | 40° | 8 | 3.2 in | 7.5 h/day | 69% |
| December | 47° | 33° | 10 | 4.8 in | 6.0 h/day | 72% |