January weather forecast
New Wilmington, PA

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Weather in January

January, like December, is a freezing cold winter month in New Wilmington, Pennsylvania, with an average temperature varying between 18.7°F (-7.4°C) and 31.5°F (-0.3°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 31.5°F (-0.3°C) and as low as 18.7°F (-7.4°C).

Humidity

In New Wilmington, the average relative humidity in January is 87%.

Rainfall

In New Wilmington, in January, it is raining for 10 days, with typically 2.76" (70mm) of accumulated precipitation. In New Wilmington, during the entire year, the rain falls for 185.5 days and collects up to 35.51" (902mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 19.8 days and accumulates 8.19" (208mm) of snow.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:03 pm. On the last day of January, sunrise is at 7:33 am and sunset at 5:36 pm EST.

Sunshine

With an average of 2.6h of sunshine, January has the least sunshine of the year.

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, known for its average high temperature of 31.5°F (-0.3°C) and an average low temperature of 18.7°F (-7.4°C), is the coldest month.

How cold is January?

The high-temperature during January is 31.5°F (-0.3°C) and the low-temperature is 18.7°F (-7.4°C).

What is the average humidity in January?

In New Wilmington, the average relative humidity in January is 87%.

How much does it rain in January?

In New Wilmington, in January, during 10 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 19.8 days and accumulates 8.19" (208mm) of snow.

How much does it snow in January?

In January, it is snowing for 19.8 days. Throughout January, 8.19" (208mm) of snow is accumulated.

What is the average length of the day in January?

In New Wilmington, the average day length in January is 9h and 37min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:36 pm EST.

What is the month with the least sunshine?

With an average of 2.6h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

The average sunshine duration in January is 2.6h.

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
New Wilmington, PA

Average temperature in January - New Wilmington, PA
  • Average high temperature in January: 31.5°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in January: 18.7°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in January
New Wilmington, PA

Average pressure in January - New Wilmington, PA
  • Average pressure in January: 30.1"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
New Wilmington, PA

Average wind speed in January - New Wilmington, PA
  • Average wind speed in January: 8.2mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in January
New Wilmington, PA

Average humidity in January - New Wilmington, PA
  • Average humidity in January: 87%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May, July and August (78%).

Average rainfall in January
New Wilmington, PA

Average rainfall in January - New Wilmington, PA
  • Average rainfall in January: 2.76"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in January
New Wilmington, PA

Average rainfall days in January - New Wilmington, PA
  • Average rainfall days in January: 10 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (10 days).

Average snowfall in January
New Wilmington, PA

Average snowfall in January - New Wilmington, PA
  • Average snowfall in January: 8.19"

The month with the highest snowfall is January (8.19").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
New Wilmington, PA

Average snowfall days in January - New Wilmington, PA
  • Average snowfall days in January: 19.8 days

The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
New Wilmington, PA

Average daylight in January / Average sunshine in January - New Wilmington, PA
  • Average daylight in January: 9h and 4min

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: 2h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in January
New Wilmington, PA

Average sunshine days in January - New Wilmington, PA
  • Average sunshine days in January: 7.2 days

The month with the most sunshine days is September (12.8 days).
The month with the least sunshine days is February (6.3 days).

Average UV index in January
New Wilmington, PA

Average UV index in January - New Wilmington, PA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
New Wilmington, PA

Average cloud cover in January - New Wilmington, PA
  • Average cloud cover in January: 74

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in January
New Wilmington, PA

Average visibility in January - New Wilmington, PA
  • Average visibility in January: 4mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

New Wilmington, Pennsylvania, USA

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