January weather forecastSouth Seaside Park, NJ
January
Weather in January
January, the same as December, is an icy winter month in South Seaside Park, New Jersey, with an average temperature varying between 39°F (3.9°C) and 30.2°F (-1°C).Temperature
South Seaside Park witnesses the coldest weather in January, with temperatures averaging a high of 39°F (3.9°C) and a low of 30.2°F (-1°C).Humidity
The months with the lowest humidity are January and November, with an average relative humidity of 74%.Rainfall
The month with the least rainfall is January, when the rain falls for 9 days and typically collects 2.01" (51mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 1.34" (34mm) of snow.Daylight
The average length of the day in January is 9h and 43min.On the first day of the month, sunrise is at 7:17 am and sunset at 4:41 pm. On the last day of January, sunrise is at 7:05 am and sunset at 5:13 pm EST.
Sunshine
In January, the average sunshine is 5.2h.UV index
The months with the lowest UV index in South Seaside Park are January through March and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 in January translates into this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
South Seaside Park, NJ
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 30.2°F
The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in January
South Seaside Park, NJ
- Average pressure in January: 30.07"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
South Seaside Park, NJ
- Average wind speed in January: 13.5mph
The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).
Average humidity in January
South Seaside Park, NJ
- Average humidity in January: 74%
The months with the highest relative humidity are May and June (81%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in January
South Seaside Park, NJ
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in January
South Seaside Park, NJ
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9 days).
Average snowfall in January
South Seaside Park, NJ
- Average snowfall in January: 1.34"
The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
South Seaside Park, NJ
- Average snowfall days in January: 4.4 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
South Seaside Park, NJ
- Average daylight in January: 9h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 5h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
South Seaside Park, NJ
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in January
South Seaside Park, NJ
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in January
South Seaside Park, NJ
- Average cloud cover in January: 43
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in January
South Seaside Park, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





