Late summer · Weather & things to do
Baltimore in August
Little changes in Baltimore from July: highs stay near 87°F (30°C), lows near 68°F (20°C), and about 4.2 in (106 mm) of rain falls.
It scores 71/100 for comfort, 6th of 12, which makes it a solid shoulder-season month.
- Avg high
- 87°F (30°C)
- Avg low
- 68°F (20°C)
- Rain
- 4.2 in (106 mm)
- Humidity
- 70%
- Cloud cover
- 53%
- Daylight
- ~13 h 33 min
- Comfort score
- 71/100 · Good
What August feels like
Afternoons run hot at about 87°F (30°C), which leaves mornings and evenings as the time for walking.
Lows average 68°F (20°C).
Showers are part of the month, adding up to about 4.2 in (106 mm).
Plan around August
August is shoulder season: good weather, a step below the best months (April & May and September & October).
- Comfort improves from 67/100 in July to 71/100.
- Our Capital Cities Corridor route recommends Mar – Jun, so August falls outside its suggested window.
What to pack for August
- Light, breathable clothes87°F afternoons
- Sunscreen, sunglasses and a hathigh UV on clear days
- Refillable water bottleeasy to dehydrate in the heat
- Packable rain jacket or umbrellaabout 4.2 in of rain
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Baltimore in August
Start early and take shelter at midday: the picks below pair morning outings with places to cool off.
National Aquarium
Large aquarium with a rooftop rainforest and Atlantic coral reef exhibit.
Why now August scores 71/100 for comfort, good conditions for being outside.
Faidley Seafood
Lexington Market stall since 1886, known for its lump crab cake.
Why now A break from 87°F afternoons.
Fort McHenry National Monument
Star-shaped fort whose 1814 defense inspired 'The Star-Spangled Banner'.
The Horse You Came In On Saloon
Fells Point saloon dating to 1775, said to be Poe's last drink stop.
Why now Somewhere to sit out the hottest hours.
Thames Street Oyster House
Fells Point seafood house known for lobster rolls and raw bar.
Why now Highs near 87°F and 4.2 in of monthly rain make this an easy outdoor pick.
Nearby in August
- Washington, DC in August~35 mi · highs 87°F, 4.3 in rain · similar daytime temperatures, about as wet
- Lancaster in August~54 mi · highs 85°F, 4.4 in rain · similar daytime temperatures, about as wet
- Kennett Square in August~61 mi · highs 85°F, 4.7 in rain · similar daytime temperatures, about as wet
- Philadelphia in August~90 mi · highs 85°F, 4.8 in rain · similar daytime temperatures, wetter
These averages also cover Fells Point and Inner Harbor & Harbor East.
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Baltimore in August: quick answers
Is August a good time to visit Baltimore?
It's a good shoulder-season choice, scoring 71/100 against a best of 84 in April & May and September & October. Expect highs of 87°F (30°C) and 4.2 in (106 mm) of rain. Our Capital Cities Corridor route recommends Mar – Jun, so August is outside its suggested window.
How hot is Baltimore in August?
Average highs are 87°F (30°C) and average lows 68°F (20°C), making it the 2nd-warmest month by daytime highs.
Does it rain a lot in Baltimore in August?
Some: about 4.2 in (106 mm) of rain falls across August on average, the 6th-wettest month of the year. The annual total is about 45.7 in (1162 mm).
What should I pack for Baltimore in August?
Bring light, breathable clothes (87°F afternoons), sunscreen, sunglasses and a hat (high UV on clear days), refillable water bottle (easy to dehydrate in the heat), packable rain jacket or umbrella (about 4.2 in of rain) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Baltimore
Planning Baltimore in August?
Share this August plan with your group, poll everyone on dates and keep the packing list in one place.