Current sea water temperature:
+66.4°F
| Minimum sea water temperature in August: | 71.2°F |
| Maximum sea water temperature in August: | 60.6°F |
| Average sea water temperature in August: | 65.9°F |
| more information | |
14 days
forecast
forecast
| Marquette |
monthly
weather
weather
| Marquette |
Sea water temperature for the last 10 days:
| August 12 | 66.4°F | August 7 | 64.4°F |
| August 11 | 64.0°F | August 6 | 66.0°F |
| August 10 | 64.2°F | August 5 | 67.1°F |
| August 9 | 64.2°F | August 4 | 64.6°F |
| August 8 | 64.0°F | August 3 | 65.5°F |
Monthly sea water temperature, °F
When is the warmest sea in Marquette?
Based on the data about daily sea water temperature for the last three years the warmest sea in Marquette was noticed in August, September and July.
Monthly Sea Temperatures in Marquette, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 66.0°F. The highest and lowest sea temperatures during the month were 69.6°F and 62.6°F.
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.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 62.3°F. The highest and lowest sea temperatures during the month were 66.9°F and 55.6°F.
current
weather
weather
| Marquette |
weather in
August
August
| Marquette |
Best time for vacation in Marquette
Marquette on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Marquette
Local time: 14:59
August 12, wednesday
1500
75°F
SW
9 mph
9 mph
1800
75°F
S
7 mph
7 mph
2100
66°F
S
1 mph
1 mph
August 13, thursday
0000
61°F
NE
4 mph
4 mph
0300
61°F
E
4 mph
4 mph
0600
59°F
E
4 mph
4 mph
0900
64°F
SE
3 mph
3 mph
1200
72°F
SW
7 mph
7 mph
