World Resorts USA Baltimore Weather

Baltimore Sea Temperature in September

Average sea water temperature in September:
+75.3°F
Minimum sea water temperature in September: 81.9°F
Maximum sea water temperature in September: 67.5°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 74.3°F. The highest and lowest sea temperatures during the month were 76.3°F and 71.8°F.

Monthly sea water temperature in Baltimore, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Islamorada 86.7°F 87.3°F
Key Largo 86.6°F 87.1°F
Fort Lauderdale 86.4°F 86.4°F
West Palm Beach 86.2°F 86.4°F
Everglades 86.2°F 87.0°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Marco Island 86.0°F 87.2°F
South Padre Island 86.0°F 85.8°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°F
Sanibel Island 85.7°F 87.0°F
Galveston Island 85.5°F 84.4°F
Galveston 85.5°F 83.7°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Cocoa Beach 84.6°F 85.2°F
Tampa 84.3°F 86.0°F

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 43.8 °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
+45°F
N 12 mph
Feels like: +41°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+73°F
+73°F
+45°F
+52°F
+64°F
+64°F
+68°F
+36°F
+54°F
+46°F
+59°F
+59°F
+59°F
+30°F
24 Hours Forecast
Baltimore
Local time: 01:45
December 29, monday
0300
45°F
N
12 mph
0600
50°F
N
14 mph
0900
48°F
NE
14 mph
1200
50°F
E
16 mph
1500
50°F
E
22 mph
1800
39°F
E
21 mph
2100
32°F
E
19 mph
December 30, tuesday
0000
28°F
E
19 mph
Units of measurement: °C / °F