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
With average temperatures fluctuating between a high of 38.1°F (3.4°C) and a low of 28.4°F (-2°C), January stands out as the coldest month.Humidity
January, March and November, with an average relative humidity of 74%, are the least humid months.Rainfall
January is the month with the least rainfall in Salem Hill. Rain falls for 7.5 days and accumulates 0.75" (19mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.71" (18mm) of accumulated snow.Daylight
In Salem Hill, the average length of the day in January is 9h and 42min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:41 pm. On the last day of January, 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 are January, February, November 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 ordinary individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Salem Hill?
Is it cold in Salem Hill during January?
What are the least humid months in Salem Hill?
What is the average humidity in January in Salem Hill?
What is the driest month in Salem Hill?
How many days does it rain in January in Salem Hill?
When does it snow the most in Salem Hill?
How much does it snow in Salem Hill in January?
How many hours of daylight does Salem Hill have in January?
When are sunrise and sunset in January in Salem Hill?
How long on average sun shines in January in Salem Hill?
When is the lowest UV index in Salem Hill?
How high is the UV index in January in Salem Hill?
Average temperature in January
Salem Hill, NJ
- Average high temperature in January: 38.1°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in January: 28.4°F
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in January
Salem Hill, 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
Salem Hill, NJ
- Average wind speed in January: 11.9mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in January
Salem Hill, NJ
- Average humidity in January: 74%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March and November (74%).
Average rainfall in January
Salem Hill, NJ
- Average rainfall in January: 0.75"
The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in January
Salem Hill, NJ
- Average rainfall days in January: 7.5 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in January
Salem Hill, NJ
- Average snowfall in January: 0.71"
The months with the highest snowfall are January and December (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Salem Hill, NJ
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is January (4.6 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
Salem Hill, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Salem Hill, NJ
- Average sunshine days in January: 20 days
The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in January
Salem Hill, 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
Salem Hill, NJ
- Average cloud cover in January: 43
The months with the most cloud cover are February, March and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Salem Hill, 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).
Salem Hill, New Jersey, USA
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