Current sea water temperature:
+42.1°F
| Minimum sea water temperature in December: | 49.1°F |
| Maximum sea water temperature in December: | 40.5°F |
| Average sea water temperature in December: | 44.7°F |
| more information | |
14 days
forecast
forecast
| Rockland |
monthly
weather
weather
| Rockland |
Sea water temperature for the last 10 days:
| December 23 | 42.1°F | December 18 | 42.1°F |
| December 22 | 42.1°F | December 17 | 42.3°F |
| December 21 | 41.9°F | December 16 | 42.4°F |
| December 20 | 41.9°F | December 15 | 43.2°F |
| December 19 | 41.7°F | December 14 | 43.5°F |
Monthly sea water temperature, °F
When is the warmest sea in Rockland?
Based on the data about daily sea water temperature for the last three years the warmest sea in Rockland was noticed in August, July and September.
Monthly Sea Temperatures in Rockland, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 60.7°F. The highest and lowest sea temperatures during the month were 62.4°F and 59.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 58.0°F. The highest and lowest sea temperatures during the month were 61.2°F and 54.9°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 60.2°F. The highest and lowest sea temperatures during the month were 62.1°F and 58.5°F.
current
weather
weather
| Rockland |
weather in
December
December
| Rockland |
Best time for vacation in Rockland
Rockland on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Rockland
Local time: 15:13
December 23, tuesday
1800
30°F
NW
16 mph
16 mph
2100
32°F
W
19 mph
19 mph
December 24, wednesday
0000
32°F
W
22 mph
22 mph
0300
32°F
W
23 mph
23 mph
0600
34°F
W
24 mph
24 mph
0900
36°F
SW
21 mph
21 mph
1200
36°F
S
19 mph
19 mph
1500
36°F
S
14 mph
14 mph
