Current sea water temperature:
+40.1°F
| Minimum sea water temperature in December: | 54.0°F |
| Maximum sea water temperature in December: | 39.2°F |
| Average sea water temperature in December: | 46.0°F |
| more information | |
14 days
forecast
forecast
| Newark |
monthly
weather
weather
| Newark |
Sea water temperature for the last 10 days:
| December 23 | 40.1°F | December 18 | 39.2°F |
| December 22 | 41.0°F | December 17 | 41.9°F |
| December 21 | 40.8°F | December 16 | 41.7°F |
| December 20 | 42.1°F | December 15 | 41.5°F |
| December 19 | 40.5°F | December 14 | 41.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Newark?
Based on the data about daily sea water temperature for the last three years the warmest sea in Newark was noticed in August, July and September.
Monthly Sea Temperatures in Newark, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 78.4°F and 72.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 75.5°F. The highest and lowest sea temperatures during the month were 79.3°F and 72.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 71.2°F. The highest and lowest sea temperatures during the month were 72.9°F and 69.6°F.
current
weather
weather
| Newark |
weather in
December
December
| Newark |
Best time for vacation in Newark
Newark on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Newark
Local time: 15:04
December 23, tuesday
1800

36°F
NE
6 mph
6 mph
2100

34°F
NE
7 mph
7 mph
December 24, wednesday
0000

32°F
E
8 mph
8 mph
0300

30°F
E
9 mph
9 mph
0600

28°F
SE
15 mph
15 mph
0900

30°F
SE
15 mph
15 mph
1200

39°F
SE
17 mph
17 mph
1500

45°F
SE
15 mph
15 mph





























