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 Whitehouse, the month of January is known for its lowest average temperatures, reaching a high of 35.4°F (1.9°C) and a low of 23°F (-5°C).Humidity
In Whitehouse, New Jersey, the average relative humidity in January is 77%.Rainfall
In January, in Whitehouse, the rain falls for 9.1 days. Throughout January, 1.97" (50mm) of precipitation is accumulated. In Whitehouse, during the entire year, the rain falls for 160.2 days and collects up to 29.65" (753mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Whitehouse. In Whitehouse, in January, snow falls for 7.7 days, with typically accumulated 2.32" (59mm) of snow. Throughout the year, in Whitehouse, New Jersey, there are 25.8 snowfall days, and 11.38" (289mm) of snow is accumulated.Daylight
In Whitehouse, the average length of the day in January is 9h and 40min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:14 pm EST.
Sunshine
In Whitehouse, the average sunshine in January is 5.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during January leads to these instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What time of the year is the coldest in Whitehouse?
How cold is it in Whitehouse in January?
What is the average humidity in January in Whitehouse?
How much does it rain in Whitehouse in January?
How many days does it snow in January in Whitehouse?
How many hours of daylight does Whitehouse have in January?
When is the sunrise / sunset in January in Whitehouse?
How many hours of sunshine does Whitehouse have in January?
What is the month with the lowest UV index in Whitehouse?
How high is the UV index in January in Whitehouse?
Average temperature in January
Whitehouse, NJ
- Average high temperature in January: 35.4°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in January: 23°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in January
Whitehouse, 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
Whitehouse, NJ
- Average wind speed in January: 8.2mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Whitehouse, NJ
- Average humidity in January: 77%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Whitehouse, NJ
- Average rainfall in January: 1.97"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in January
Whitehouse, NJ
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in January
Whitehouse, NJ
- Average snowfall in January: 2.32"
The month with the highest snowfall is March (3.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Whitehouse, NJ
- Average snowfall days in January: 7.7 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Whitehouse, 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 18min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Whitehouse, NJ
- Average sunshine days in January: 17 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in January
Whitehouse, 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, November and December (UV index 2).
Average cloud cover in January
Whitehouse, NJ
- Average cloud cover in January: 45
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in January
Whitehouse, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Whitehouse, New Jersey, USA
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