January weather forecastButler, NJ
January
Weather in January
January, like December, in Butler, New Jersey, is an icy winter month, with an average temperature fluctuating between 34.3°F (1.3°C) and 21.4°F (-5.9°C).Temperature
Butler experiences its lowest temperatures in January, with an average peak of 34.3°F (1.3°C) and a low of 21.4°F (-5.9°C).Humidity
In Butler, the average relative humidity in January is 78%.Rainfall
In Butler, in January, it is raining for 4.5 days, with typically 0.51" (13mm) of accumulated precipitation. In Butler, New Jersey, during the entire year, the rain falls for 111.1 days and collects up to 8.46" (215mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Butler, New Jersey, in January, during 6.1 snowfall days, 0.75" (19mm) of snow is typically accumulated. Throughout the year, in Butler, there are 22 snowfall days, and 3.19" (81mm) of snow is accumulated.Daylight
In Butler, New Jersey, the average length of the day in January is 9h and 38min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:39 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:12 pm EST.
Sunshine
In Butler, the average sunshine in January is 4.7h.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 unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Butler, NJ
- Average high temperature in January: 34.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in January: 21.4°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in January
Butler, 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
Butler, NJ
- Average wind speed in January: 8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Butler, NJ
- Average humidity in January: 78%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Butler, NJ
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is July (1.06").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in January
Butler, NJ
- Average rainfall days in January: 4.5 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in January
Butler, NJ
- Average snowfall in January: 0.75"
The month with the highest snowfall is March (0.98").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Butler, NJ
- Average snowfall days in January: 6.1 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Butler, NJ
- Average daylight in January: 9h and 36min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 4h and 42min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in January
Butler, NJ
- Average sunshine days in January: 22.3 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.9 days).
Average UV index in January
Butler, 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
Butler, NJ
- Average cloud cover in January: 48
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Butler, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, August, November and December (6mi).
The months with the lowest visibility are February, May, June, July, September and October (5mi).





