Weather in Seaside Heights: January
| Average day temperature: | 39.3°F | |
| Average night temperature: | 35.2°F | |
| Sea water temperature: | 43.6°F | |
| Number of sunny days: | 10 days | |
| Day length: | 9.4 - 10.1 hours | |
| Number of rainy days: | 2 days | |
| Precipitation totals: | 1.2 in. | |
| more information | ||
forecast
| Seaside Heights |
temperature
| Seaside Heights |
Air temperature in January, °F
The highest day temperature during January of 2025 was 47°F. At the same time the lowest night temperature was 17°F. Daily and nightly averages during January were 35.5°F and 29.2°F.
Sea water temperature in Seaside Heights in January, °F
The average sea water temperature in January of 2025 was 40.8°F. The highest and lowest sea temperatures during the month were 46.2°F and 36.7°F.
Number of sunny, partly cloudy and cloudy days in January is almost equal.
Precipitation total in January, in.
Precipitation total value in Seaside Heights in January is 1.2 in. Other months of the year show relatively similar values.
The average wind speed value in January is 12.3 mph It makes January most windy month 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: 5.3.
Best time for vacation in Seaside Heights
Seaside Heights on a weather map

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