Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
South Mantoloking Beach records the coldest temperatures in January, averaging a high of 38.8°F (3.8°C) and a low of 29.8°F (-1.2°C).Humidity
January and November, with an average relative humidity of 74%, are the least humid months.Rainfall
The month with the least rainfall is January, when the rain falls for 6.7 days and typically collects 0.83" (21mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In South Mantoloking Beach, in January, snow falls for 3.9 days, with typically accumulated 0.63" (16mm) of snow. In South Mantoloking Beach, during the entire year, snow falls for 12.3 days and aggregates up to 2.24" (57mm) of snow.Daylight
In January, the average length of the day is 9h and 43min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of January, in South Mantoloking Beach, sunrise is at 7:05 am and sunset at 5:13 pm EST.
Sunshine
The average sunshine in January is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the UV index of 2 transforms into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
Is January cold?
What are the least humid months?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does South Mantoloking Beach have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
South Mantoloking Beach, NJ
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 29.8°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in January
South Mantoloking Beach, NJ
- Average pressure in January: 30.06"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 Mantoloking Beach, NJ
- Average wind speed in January: 13.2mph
The windiest month (with the highest average wind speed) is January (13.2mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in January
South Mantoloking Beach, NJ
- Average humidity in January: 74%
The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in January
South Mantoloking Beach, NJ
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in January
South Mantoloking Beach, NJ
- Average rainfall days in January: 6.7 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in January
South Mantoloking Beach, NJ
- Average snowfall in January: 0.63"
The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
South Mantoloking Beach, NJ
- Average snowfall days in January: 3.9 days
The month with the highest number of snowfall days is January (3.9 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 Mantoloking Beach, NJ
- Average daylight in January: 9h and 4min
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 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
South Mantoloking Beach, NJ
- Average sunshine days in January: 19.6 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (13.7 days).
Average UV index in January
South Mantoloking Beach, 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, November and December (UV index 2).
Average cloud cover in January
South Mantoloking Beach, NJ
- Average cloud cover in January: 43
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
South Mantoloking Beach, 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).
South Mantoloking Beach, New Jersey, USA
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