Current sea water temperature:
+76.6°F
| Minimum sea water temperature in August: | 82.6°F |
| Maximum sea water temperature in August: | 69.1°F |
| Average sea water temperature in August: | 75.9°F |
| more information | |
14 days
forecast
forecast
| Rehoboth Beach |
monthly
weather
weather
| Rehoboth Beach |
Sea water temperature for the last 10 days:
| August 25 | 76.6°F | August 20 | 78.1°F |
| August 24 | 75.7°F | August 19 | 76.3°F |
| August 23 | 75.6°F | August 18 | 77.5°F |
| August 22 | 75.9°F | August 17 | 78.8°F |
| August 21 | 77.4°F | August 16 | 77.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Rehoboth Beach?
Based on the data about daily sea water temperature for the last three years the warmest sea in Rehoboth Beach was noticed in July, August and September.
Monthly Sea Temperatures in Rehoboth Beach, °F
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 75.7°F. The highest and lowest sea temperatures during the month were 81.3°F and 72.1°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 77.4°F. The highest and lowest sea temperatures during the month were 81.3°F and 74.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 72.5°F. The highest and lowest sea temperatures during the month were 74.7°F and 70.9°F.
current
weather
weather
| Rehoboth Beach |
weather in
August
August
| Rehoboth Beach |
Best time for vacation in Rehoboth Beach
Rehoboth Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Rehoboth Beach
Local time: 15:34
August 25, tuesday
1800
75°F
N
8 mph
8 mph
2100
75°F
N
9 mph
9 mph
August 26, wednesday
0000
73°F
NE
6 mph
6 mph
0300
72°F
SE
3 mph
3 mph
0600
72°F
W
2 mph
2 mph
0900
72°F
SW
2 mph
2 mph
1200
73°F
NW
8 mph
8 mph
1500
73°F
NW
15 mph
15 mph
