Current sea water temperature:
+47.3°F
| Minimum sea water temperature in April: | 50.0°F |
| Maximum sea water temperature in April: | 35.4°F |
| Average sea water temperature in April: | 42.2°F |
| more information | |
14 days
forecast
forecast
| South Haven |
monthly
weather
weather
| South Haven |
Sea water temperature for the last 10 days:
| April 29 | 47.3°F | April 24 | 48.9°F |
| April 28 | 48.6°F | April 23 | 46.4°F |
| April 27 | 50.0°F | April 22 | 47.1°F |
| April 26 | 48.7°F | April 21 | 48.9°F |
| April 25 | 47.8°F | April 20 | 46.9°F |
Monthly sea water temperature, °F
When is the warmest sea in South Haven?
Based on the data about daily sea water temperature for the last three years the warmest sea in South Haven was noticed in August, July and September.
Monthly Sea Temperatures in South Haven, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 71.8°F. The highest and lowest sea temperatures during the month were 77.2°F and 65.5°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 74.9°F. The highest and lowest sea temperatures during the month were 77.9°F and 73.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.4°F. The highest and lowest sea temperatures during the month were 70.0°F and 66.2°F.
current
weather
weather
| South Haven |
weather in
May
May
| South Haven |
Best time for vacation in South Haven
South Haven on a weather map
Places in USA:
Name
°F
24 Hours Forecast
South Haven
Local time: 09:30
April 29, wednesday
1200
55°F
S
12 mph
12 mph
1500
55°F
SE
16 mph
16 mph
1800
50°F
S
14 mph
14 mph
2100
45°F
SE
9 mph
9 mph
April 30, thursday
0000
43°F
SE
7 mph
7 mph
0300
41°F
SE
5 mph
5 mph
0600
43°F
E
6 mph
6 mph
0900
46°F
SE
11 mph
11 mph
