21.07
tue
tue
Day
79°F
SE 15 mph
Precip.
8%
8%
Night
57°F
S 12 mph
Precip.
11%
11%
22.07
wed
wed
Day
70°F
S 9 mph
Precip.
3%
3%
Night
55°F
E 3 mph
Precip.
4%
4%
23.07
thu
thu
Day
75°F
E 11 mph
Precip.
3%
3%
Night
63°F
NE 11 mph
Precip.
8%
8%
24.07
fri
fri
Day
79°F
NE 10 mph
Precip.
3%
3%
Night
63°F
NE 8 mph
Precip.
10%
10%
25.07
sat
sat
Day
75°F
NE 13 mph
Precip.
3%
3%
Night
68°F
NE 12 mph
Precip.
10%
10%
26.07
sun
sun
Day
84°F
E 14 mph
Precip.
17%
17%
Night
66°F
NE 5 mph
Precip.
32%
32%
27.07
mon
mon
Day
72°F
SW 10 mph
Precip.
8%
8%
Night
59°F
SW 9 mph
Precip.
5%
5%
sea water
temperature
temperature
| Green Bay |
monthly
weather
weather
| Green Bay |
current
weather
weather
| Green Bay |
14 days
forecast
forecast
| Green Bay |
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 77.8°F. The highest and lowest sea temperatures during the month were 81.7°F and 73.8°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 73.6°F. The highest and lowest sea temperatures during the month were 76.8°F and 68.0°F.
Air temperature in Green Bay, °F
Precipitation total in Green Bay, in.
* Charts above show average data for the last 3 years.
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: 08:42
July 21, tuesday
0900
73°F
SE
16 mph
16 mph
1200
79°F
SE
15 mph
15 mph
1500
79°F
SE
16 mph
16 mph
1800
72°F
S
17 mph
17 mph
2100
61°F
S
19 mph
19 mph
July 22, wednesday
0000
57°F
S
12 mph
12 mph
0300
54°F
SE
13 mph
13 mph
0600
48°F
SE
9 mph
9 mph
