Measurements:
°C
°F
Baltimore
46°F
W 4 mph
Feels like: 46°F
Precip: 0%
World Resorts USA Baltimore Weather

Baltimore Sea Water Temperature

Current Sea Water Temperature:
+53.6°F
Maximum Sea Water Temperature in April: 66.8°F
Minimum Sea Water Temperature in April: 45.2°F
Average water temperature in April: 54.3°F

Sea Water Temperature for the Last 10 Days:

April 03 53.6°F March 29 49.4°F
April 02 56.2°F March 28 48.4°F
April 01 52.2°F March 27 49.0°F
March 31 50.4°F March 26 48.4°F
March 30 50.2°F March 25 48.8°F

When is the Warmest Sea for Baltimore?

According to our data for the last three years for Baltimore the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Baltimore was 86.2°F. The maximum and minimum values were 83.4°F and 89.0°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Baltimore was 83.6°F. The maximum and minimum values were 79.6°F and 89.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Baltimore was 77.0°F. The maximum and minimum values were 74.2°F and 79.2°F respectively.

Best Time to Visit Baltimore
The most sunny months:
November 17 days
October 16 days
September 15 days
The most warm months:
July 90.7 °F
August 86.7 °F
June 84.1 °F
Warmest sea temperature:
July 84.3 °F
August 83.6 °F
September 78.1 °F
The most cold months:
January 37.9 °F
February 41.6 °F
December 43.1 °F
The most rainy months:
August 4 days
July 4 days
October 3 days
The most windy months:
March 9 mph
April 9 mph
January 9 mph

Baltimore on the Weather Map

USA Resorts:
NAME
Chicago +46
Hawaii +74
Honolulu +74
Houston +74
Las Vegas +54
Los Angeles +56
Maui +66
Miami +74
Miami Beach +78
New York +40
San Diego +58
San Francisco +50
Sarasota +72
Tampa +72
Washington +48
24 Hours Weather Forecast
Baltimore
Local time: 05:50
03 apr, friday
0600 46°F
W
4 mph
0900 48°F
N
6 mph
1200 60°F
N
9 mph
1500 80°F
NE
12 mph
1800 80°F
NE
11 mph
2100 72°F
NE
7 mph
04 apr, saturday
0000 70°F
NE
8 mph
0300 68°F
NE
5 mph