January weather forecast
Warren, PA

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Weather in January

Warren welcomes the new year with a coat of white as snowfall is abundant, reaching up to 8.9" (226mm). Despite the winter chill, January is a month of picturesque landscapes blanketed in snow. The crisp air is often filled with the soft hush of snowfall, transforming the city into a winter wonderland. This month signals the peak of winter, making it a good time for winter sports enthusiasts to make the most of the snowy conditions. However, the short daylight hours can make the days feel significantly shorter.

Temperature

Warren's temperature records reveal January as the coldest month, marked by average highs of 28.2°F (-2.1°C) and lows of 16.7°F (-8.5°C).

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 89%.

Rainfall

In Warren, during January, the rain falls for 8.1 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 170.4 rainfall days, and 27.13" (689mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Warren, during January, snow falls for 22.4 days and regularly aggregates up to 8.9" (226mm) of snow. In Warren, during the entire year, snow falls for 90.1 days and aggregates up to 39.41" (1001mm) of snow.

Daylight

The average length of the day in January is 9h and 33min.
On the first day of the month, sunrise is at 7:44 am and sunset at 4:56 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:29 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 2.1h of sunshine.

UV index

The months with the lowest UV index in Warren are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 1 in January translates into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, noted for its average high-temperature of 28.2°F (-2.1°C) and an average low-temperature of 16.7°F (-8.5°C), is considered the coldest month.

How cold is January?

In January, the average high-temperature and low-temperature are 28.2°F (-2.1°C) and 16.7°F (-8.5°C) respectively.

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 89%.

What is the average humidity in January?

In January, the average relative humidity is 89%.

How many days does it rain in January?

In Warren, in January, it is raining for 8.1 days, with typically 2.24" (57mm) of accumulated precipitation.

How many days does it snow in January?

In Warren, in January, during 22.4 snowfall days, 8.9" (226mm) of snow is typically accumulated.

What is the average length of the day in January?

The average day length in January in Warren is 9h and 33min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:44 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:29 pm EST.

What is the month with the least sunshine?

The month with the least sunshine in Warren is January, with an average of 2.1h of sunshine.

How many hours of sunshine does Warren have in January?

The average sunshine duration in January is 2.1h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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
Warren, PA

Average temperature in January - Warren, PA
  • Average high temperature in January: 28.2°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in January: 16.7°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in January
Warren, PA

Average pressure in January - Warren, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Warren, PA

Average wind speed in January - Warren, PA
  • Average wind speed in January: 9.3mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in January
Warren, PA

Average humidity in January - Warren, PA
  • Average humidity in January: 89%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (80%).

Average rainfall in January
Warren, PA

Average rainfall in January - Warren, PA
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in January
Warren, PA

Average rainfall days in January - Warren, PA
  • Average rainfall days in January: 8.1 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in January
Warren, PA

Average snowfall in January - Warren, PA
  • Average snowfall in January: 8.9"

The month with the highest snowfall is December (9.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Warren, PA

Average snowfall days in January - Warren, PA
  • Average snowfall days in January: 22.4 days

The month with the highest number of snowfall days is January (22.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Warren, PA

Average daylight in January / Average sunshine in January - Warren, PA
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 2h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

Average sunshine days in January
Warren, PA

Average sunshine days in January - Warren, PA
  • Average sunshine days in January: 4.3 days

The month with the most sunshine days is September (12.5 days).
The month with the least sunshine days is January (4.3 days).

Average UV index in January
Warren, PA

Average UV index in January - Warren, PA
  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in January
Warren, PA

Average cloud cover in January - Warren, PA
  • Average cloud cover in January: 80

The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 41).

Average visibility in January
Warren, PA

Average visibility in January - Warren, PA
  • Average visibility in January: 4mi

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

Warren, Pennsylvania, USA

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