January weather forecast
Fayetteville, PA

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Weather in January

January, like December, in Fayetteville, Pennsylvania, is an icy winter month, with an average temperature varying between 22.1°F (-5.5°C) and 35.1°F (1.7°C).

Temperature

With average high and low temperatures of 35.1°F (1.7°C) and 22.1°F (-5.5°C) respectively, January is Fayetteville's coldest month.

Humidity

In January, the average relative humidity in Fayetteville is 77%.

Rainfall

The month with the least rainfall is January, when the rain falls for 7.3 days and typically collects 1.85" (47mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 8.6 days and accumulates 4.92" (125mm) of snow.

Daylight

The average length of the day in January is 9h and 43min.
On the first day of January, sunrise is at 7:31 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:27 pm EST.

Sunshine

The average sunshine in January in Fayetteville is 4.5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In January, the maximum UV index of 2 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January proves to be the coldest month, recording an average maximum temperature of 35.1°F (1.7°C) and a minimum temperature of 22.1°F (-5.5°C).

How cold is it in January?

The high-temperature during January is 35.1°F (1.7°C) and the low-temperature is 22.1°F (-5.5°C).

What is the average humidity in January?

In January, the average relative humidity is 77%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 7.3 days and typically collects 1.85" (47mm) of precipitation.

How much does it rain in January?

In Fayetteville, in January, during 7.3 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 8.6 days and typically aggregates up to 4.92" (125mm) of snow.

How much does it snow in January?

In January, it is snowing for 8.6 days. Throughout January, 4.92" (125mm) of snow is accumulated.

How many hours of daylight does Fayetteville have in January?

In January, the average day length is 9h and 43min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:27 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 4.5h.

What are the months with the lowest UV index in Fayetteville?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in January in Fayetteville?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
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
Fayetteville, PA

Average temperature in January - Fayetteville, PA
  • Average high temperature in January: 35.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 22.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in January
Fayetteville, PA

Average pressure in January - Fayetteville, PA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Fayetteville, PA

Average wind speed in January - Fayetteville, PA
  • Average wind speed in January: 7.8mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in January
Fayetteville, PA

Average humidity in January - Fayetteville, PA
  • 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 July (75%).

Average rainfall in January
Fayetteville, PA

Average rainfall in January - Fayetteville, PA
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in January
Fayetteville, PA

Average rainfall days in January - Fayetteville, PA
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in January
Fayetteville, PA

Average snowfall in January - Fayetteville, PA
  • Average snowfall in January: 4.92"

The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Fayetteville, PA

Average snowfall days in January - Fayetteville, PA
  • Average snowfall days in January: 8.6 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Fayetteville, PA
  • 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: 4h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in January
Fayetteville, PA

Average sunshine days in January - Fayetteville, PA
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in January
Fayetteville, PA

Average UV index in January - Fayetteville, PA
  • Average UV index in January: 2

The months with the highest UV index are June and July (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
Fayetteville, PA

Average cloud cover in January - Fayetteville, PA
  • Average cloud cover in January: 52

The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in January
Fayetteville, PA

Average visibility in January - Fayetteville, PA
  • Average visibility in January: 5mi

The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).

Fayetteville, Pennsylvania, USA

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