Weather in Nantong: January
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Average day temperature: | 46.4°F |
| Average night temperature: | 38.5°F | |
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Sea water temperature: | 47.6°F |
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Number of sunny days: | 16 days |
| Day length: | 10.1 - 10.6 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.7 in. | |
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Air temperature in January, °F
| Day temperature | Night temperature |
The highest day temperature during January of 2025 was 56°F. At the same time the lowest night temperature was 27°F. Daily and nightly averages during January were 47.7°F and 38.0°F.
Sea water temperature in Nantong in January, °F
The average sea water temperature in January of 2025 was 49.7°F. The highest and lowest sea temperatures during the month were 51.4°F and 47.7°F.
| Sunny days | |
| Partly cloudy days | |
| Cloudy days |
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in Nantong in January is 0.8 in. Other months of the year show relatively similar values.
The average wind speed value in January is 8.7 mph It makes January one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 6.8.
Best time for vacation in Nantong
Nantong on a weather map
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