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Baltimore weather in August

Weather in Baltimore: August

Average day temperature: 83.0°F
Average night temperature: 72.0°F
Sea water temperature: 80.3°F
Number of sunny days: 11 days
Day length: 13.1 - 14.2 hours
Number of rainy days: 4 days
Precipitation totals: 1.7 in.

Air temperature in August, °F

Show year:
2025
2024
2023

The highest day temperature during August of 2025 was 95°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during August were 81.8°F and 68.1°F.

Sea water temperature in Baltimore in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 80.2°F. The highest and lowest sea temperatures during the month were 85.6°F and 76.6°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in August is almost equal.

Precipitation total in August, in.

Precipitation total value in Baltimore in August is 1.7 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 6.2 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.0.

Best time for vacation in Baltimore

Sunniest months:
November 17 days
October 16 days
September 15 days
Warmest months:
July 86.6 °F
August 83.0 °F
June 80.7 °F
Warmest sea temp:
July 80.9 °F
August 80.3 °F
September 75.3 °F
Coldest months:
January 39.6 °F
February 42.9 °F
December 44.4 °F
Rainiest months:
August 4 days
July 4 days
October 3 days
Windiest months:
March 9.4 mph
April 9.1 mph
January 8.9 mph

Baltimore on a weather map

Baltimore
+28°F
SW 9 mph
Feels like: +23°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+41°F
+52°F
+70°F
+77°F
+70°F
+21°F
+54°F
+46°F
+61°F
+61°F
+46°F
+5°F
24 Hours Forecast
Baltimore
Local time: 01:49
December 05, friday
0300
28°F
SW
9 mph
0600
28°F
W
5 mph
0900
27°F
NW
6 mph
1200
28°F
NW
5 mph
1500
32°F
NW
2 mph
1800
34°F
W
2 mph
2100
32°F
W
2 mph
December 06, saturday
0000
32°F
S
1 mph
Units of measurement: °C / °F