Current sea water temperature:
+55.0°F
| Minimum sea water temperature in October: | 69.4°F |
| Maximum sea water temperature in October: | 47.8°F |
| Average sea water temperature in October: | 58.3°F |
| more information | |
14 days
forecast
forecast
| Green Bay |
monthly
weather
weather
| Green Bay |
Sea water temperature for the last 10 days:
| October 28 | 55.0°F | October 23 | 55.2°F |
| October 27 | 55.4°F | October 22 | 54.9°F |
| October 26 | 55.9°F | October 21 | 54.3°F |
| October 25 | 55.2°F | October 20 | 54.9°F |
| October 24 | 54.7°F | October 19 | 55.4°F |
Monthly sea water temperature, °F
When is the warmest sea in Green Bay?
Based on the data about daily sea water temperature for the last three years the warmest sea in Green Bay was noticed in July, August and September.
Monthly Sea Temperatures in Green Bay, °F
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 77.0°F. The highest and lowest sea temperatures during the month were 81.7°F and 73.2°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 75.3°F. The highest and lowest sea temperatures during the month were 78.4°F and 72.0°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 69.9°F. The highest and lowest sea temperatures during the month were 76.8°F and 62.2°F.
current
weather
weather
| Green Bay |
weather in
November
November
| Green Bay |
Best time for vacation in Green Bay
Green Bay on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Green Bay
Local time: 09:01
October 29, thursday
1200
59°F
E
14 mph
14 mph
1500
61°F
E
16 mph
16 mph
1800
52°F
SE
8 mph
8 mph
2100
46°F
SE
8 mph
8 mph
October 30, friday
0000
45°F
SE
7 mph
7 mph
0300
41°F
SE
6 mph
6 mph
0600
39°F
S
6 mph
6 mph
0900
43°F
S
5 mph
5 mph
