Current sea water temperature:
+54.9°F
| Minimum sea water temperature in December: | 64.0°F |
| Maximum sea water temperature in December: | 45.1°F |
| Average sea water temperature in December: | 55.0°F |
| more information | |
14 days
forecast
forecast
| Nantong |
monthly
weather
weather
| Nantong |
Sea water temperature for the last 10 days:
| December 23 | 54.9°F | December 18 | 55.4°F |
| December 22 | 55.9°F | December 17 | 55.4°F |
| December 21 | 56.1°F | December 16 | 56.3°F |
| December 20 | 56.3°F | December 15 | 57.0°F |
| December 19 | 56.3°F | December 14 | 57.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Nantong?
Based on the data about daily sea water temperature for the last three years the warmest sea in Nantong was noticed in August, July and September.
Monthly Sea Temperatures in Nantong, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 87.5°F. The highest and lowest sea temperatures during the month were 90.7°F and 84.9°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 84.4°F. The highest and lowest sea temperatures during the month were 86.0°F and 81.3°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.1°F. The highest and lowest sea temperatures during the month were 88.5°F and 80.1°F.
current
weather
weather
| Nantong |
weather in
December
December
| Nantong |
Best time for vacation in Nantong
Nantong on a weather map
Places in China:
Name
°F
24 Hours Forecast
Nantong
Local time: 15:31
December 23, tuesday
1800
50°F
SE
13 mph
13 mph
2100
48°F
SE
12 mph
12 mph
December 24, wednesday
0000
46°F
S
13 mph
13 mph
0300
45°F
SE
12 mph
12 mph
0600
45°F
S
11 mph
11 mph
0900
46°F
S
12 mph
12 mph
1200
50°F
S
11 mph
11 mph
1500
48°F
S
12 mph
12 mph
