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 sea temperature 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
January, known for its average high temperature of 40.5°F (4.7°C) and an average low temperature of 32.2°F (0.1°C), is the coldest month.Humidity
The average relative humidity in January in Cape May is 74%.Rainfall
The month with the least rainfall in Cape May is January, when the rain falls for 8.7 days and typically collects 2.13" (54mm) of precipitation.Snowfall
January through March and December are months with snowfall in Cape May. In Cape May, in January, during 2.4 snowfall days, 0.67" (17mm) of snow is typically accumulated. In Cape May, during the entire year, snow falls for 8.3 days and aggregates up to 3.11" (79mm) of snow.Ocean temperature
In January, the average ocean temperature in Cape May, New Jersey, is 46.4°F (8°C).Note: Unprotected swimming in 46.4°F (8°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.
Daylight
In January, the average length of the day is 9h and 49min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:47 pm. On the last day of January, in Cape May, sunrise is at 7:06 am and sunset at 5:19 pm EST.
Sunshine
In Cape May, the average sunshine in January is 5.3h.UV index
January, February 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 low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the coldest time of year in Cape May?
Is January cold in Cape May?
What is the average humidity in January in Cape May?
What is the driest month in Cape May?
How much does it rain in Cape May in January?
How many days does it snow in January in Cape May?
What is the water temperature in January in Cape May?
What is the average length of the day in January in Cape May?
What time are sunrise and sunset in January in Cape May?
How long on average sun shines in January in Cape May?
What are the months with the lowest UV index in Cape May?
How high is the UV index in January in Cape May?
Average temperature in January
Cape May, NJ
- Average high temperature in January: 40.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in January: 32.2°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in January
Cape May, NJ
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Cape May, 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 (9.2mph).
Average humidity in January
Cape May, NJ
- Average humidity in January: 74%
The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).
Average rainfall in January
Cape May, NJ
- Average rainfall in January: 2.13"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in January
Cape May, NJ
- Average rainfall days in January: 8.7 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in January
Cape May, NJ
- Average snowfall in January: 0.67"
The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Cape May, NJ
- Average snowfall days in January: 2.4 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in January
Cape May, NJ
- Average sea temperature in January: 46°F
The best month for swimming (with the highest average sea temperature) is August (75°F).
The coldest months (with the lowest average sea temperature) are February and March (43°F).
Average daylight in January /
Average sunshine in January
Cape May, NJ
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Cape May, NJ
- Average sunshine days in January: 18.6 days
The month with the most sunshine days is November (18.9 days).
The months with the least sunshine days are May and June (12.5 days).
Average UV index in January
Cape May, 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 and December (UV index 2).
Average cloud cover in January
Cape May, NJ
- Average cloud cover in January: 43
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in January
Cape May, 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).
Cape May, New Jersey, USA
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