Measurements:
°C
°F
Baltimore
28°F
SW 3 mph
Feels like: 28°F
Precip: 0%
World Resorts USA Baltimore Weather

Baltimore Sea Water Temperature

Current Sea Water Temperature:
+46.2°F
Maximum Sea Water Temperature in December: 52.8°F
Minimum Sea Water Temperature in December: 37.8°F
Average water temperature in December: 44.6°F

Sea Water Temperature for the Last 10 Days:

December 05 46.2°F November 30 49.8°F
December 04 47.0°F November 29 51.6°F
December 03 47.0°F November 28 52.0°F
December 02 48.6°F November 27 52.4°F
December 01 48.8°F November 26 50.6°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 38.4 °F
February 42.1 °F
December 43.7 °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 +24
Hawaii +80
Honolulu +80
Houston +50
Las Vegas +50
Los Angeles +58
Maui +72
Miami +76
Miami Beach +80
New York +30
San Diego +58
San Francisco +48
Sarasota +72
Tampa +72
Washington +26
24 Hours Weather Forecast
Baltimore
Local time: 23:04
06 dec, saturday
0000 28°F
SW
3 mph
0300 26°F
S
2 mph
0600 24°F
SE
3 mph
0900 30°F
SE
4 mph
1200 34°F
E
4 mph
1500 40°F
E
4 mph
1800 40°F
NE
4 mph
2100 36°F
E
5 mph