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
In Greenbriar, the lowest average temperatures are observed in January, with a high of 38.8°F (3.8°C) and a low of 29.1°F (-1.6°C).Humidity
The months with the lowest humidity are January, March and November, with an average relative humidity of 74%.Rainfall
The month with the least rainfall is January, when the rain falls for 7 days and typically collects 0.94" (24mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 0.91" (23mm) of snow.Daylight
In January, the average length of the day in Greenbriar is 9h and 43min.On the first day of January in Greenbriar, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:13 pm EST.
Sunshine
The average sunshine in January is 5.2h.UV index
The months with the lowest UV index in Greenbriar are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What time of the year is the coldest in Greenbriar?
How cold is January in Greenbriar?
What is the least humid month in Greenbriar?
What is the average humidity in January in Greenbriar?
What is the driest month in Greenbriar?
How much does it rain in Greenbriar in January?
When does it snow the most in Greenbriar?
How much does it snow in Greenbriar in January?
What is the average length of the day in January in Greenbriar?
When are sunrise and sunset in January in Greenbriar?
How many hours of sunshine does Greenbriar have in January?
What is the month with the lowest UV index in Greenbriar?
What is the UV index intensity in January in Greenbriar?
Average temperature in January
Greenbriar, NJ
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 29.1°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in January
Greenbriar, 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
Greenbriar, NJ
- Average wind speed in January: 12.2mph
The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in January
Greenbriar, 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, March and November (74%).
Average rainfall in January
Greenbriar, NJ
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in January
Greenbriar, NJ
- Average rainfall days in January: 7 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (7 days).
Average snowfall in January
Greenbriar, NJ
- Average snowfall in January: 0.91"
The month with the highest snowfall is January (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Greenbriar, 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
Greenbriar, 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
Greenbriar, NJ
- Average sunshine days in January: 20.2 days
The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in January
Greenbriar, 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
Greenbriar, NJ
- Average cloud cover in January: 43
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in January
Greenbriar, 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).
Greenbriar, New Jersey, USA
Weather forecast for your location
2. Allow the app to use your location
