World Resorts USA Marquette Weather

Marquette Sea Temperature in September

Average sea water temperature in September:
+62.2°F
Minimum sea water temperature in September: 67.5°F
Maximum sea water temperature in September: 56.8°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 61.7°F. The highest and lowest sea temperatures during the month were 64.2°F and 58.5°F.

Monthly sea water temperature in Marquette, °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
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
Cape Coral 85.2°F 86.5°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
New Orleans 84.3°F 82.9°F
Mobile 84.0°F 83.5°F
Clearwater Beach 84.0°F 86.2°F

Best time for vacation in Marquette

Sunniest months:
July 14 days
September 13 days
August 13 days
Warmest months:
August 70.6 °F
July 69.9 °F
September 65.5 °F
Warmest sea temp:
August 66.0 °F
September 62.2 °F
July 60.7 °F
Coldest months:
January 23.1 °F
February 23.2 °F
December 29.4 °F
Rainiest months:
August 3 days
June 2 days
April 2 days
Windiest months:
November 11.6 mph
March 11.2 mph
February 11.2 mph

Marquette on a weather map

Marquette
+10°F
NE 16 mph
Feels like: -8°F
Precip.: 100%
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
+45°F
+3°F
24 Hours Forecast
Marquette
Local time: 02:51
December 05, friday
0300
10°F
NE
16 mph
0600
12°F
NE
11 mph
0900
12°F
NE
7 mph
1200
19°F
NE
9 mph
1500
23°F
NE
8 mph
1800
21°F
NE
6 mph
2100
21°F
NE
7 mph
December 06, saturday
0000
23°F
E
10 mph
Units of measurement: °C / °F