January weather forecast
State College, PA

Weather in January

January, like December, is another subzero cold winter month in State College, Pennsylvania, with an average temperature fluctuating between 31.1°F (-0.5°C) and 18.7°F (-7.4°C).

Temperature

With an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 18.7°F (-7.4°C), January is the coldest month.

Humidity

In January, the average relative humidity is 82%.

Rainfall

In January, the rain falls for 10.5 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. In State College, during the entire year, the rain falls for 175.7 days and collects up to 30.94" (786mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in State College. In State College, Pennsylvania, during 15.3 snowfall days, 6.57" (167mm) of snow is typically accumulated. In State College, during the entire year, snow falls for 59 days and aggregates up to 26.3" (668mm) of snow.

Daylight

The average length of the day in January is 9h and 39min.
On the first day of the month, sunrise is at 7:35 am and sunset at 4:54 pm. On the last day of January, in State College, sunrise is at 7:22 am and sunset at 5:27 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.6h of sunshine.

UV index

The average daily maximum UV index in January in State College is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 2 in January transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in State College?

The coldest month in State College is January, with an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 18.7°F (-7.4°C).

What is the temperature in January in State College?

In January, the average high-temperature is 31.1°F (-0.5°C), and the average low-temperature is 18.7°F (-7.4°C).

What is the average humidity in January in State College?

In State College, Pennsylvania, the average relative humidity in January is 82%.

How many days does it rain in January in State College?

In State College, in January, during 10.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

How many days does it snow in January in State College?

In State College, Pennsylvania, in January, during 15.3 snowfall days, 6.57" (167mm) of snow is typically accumulated.

How many hours of daylight does State College have in January?

In State College, the average day length in January is 9h and 39min.

What time are sunrise and sunset in January in State College?

In January, on the first day of the month, sunrise is at 7:35 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:27 pm EST.

What is the month with the least sunshine in State College?

January has the least sunshine of the year, with an average of 3.6h of sunshine.

How many hours of sunshine does State College have in January?

In January, the average sunshine duration in State College is 3.6h.

What is the UV index intensity in January in State College?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
State College, PA

Average temperature in January - State College, PA
  • Average high temperature in January: 31.1°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in January: 18.7°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in January
State College, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
State College, PA

Average wind speed in January - State College, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
State College, PA

Average humidity in January - State College, PA
  • Average humidity in January: 82%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (76%).

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Average rainfall in January
State College, PA

Average rainfall in January - State College, PA
  • Average rainfall in January: 2.28"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is November (2.01").

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Average rainfall days in January
State College, PA

Average rainfall days in January - State College, PA
  • Average rainfall days in January: 10.5 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (9.8 days).

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Average snowfall in January
State College, PA

Average snowfall in January - State College, PA
  • Average snowfall in January: 6.57"

The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
State College, PA

Average snowfall days in January - State College, PA
  • Average snowfall days in January: 15.3 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
State College, PA

Average daylight in January / Average sunshine in January - State College, PA
  • Average daylight in January: 9h and 39min

The month with the longest days is June (Average daylight: 15h and 3min).
The month with the shortest days is December (Average daylight: 9h and 19min).

  • Average sunshine in January: 3h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in January
State College, PA

Average sunshine days in January - State College, PA
  • Average sunshine days in January: 9.5 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in January
State College, PA

Average UV index in January - State College, PA
  • Average UV index in January: 2

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

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Average cloud cover in January
State College, PA

Average cloud cover in January - State College, PA
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in January
State College, PA

Average visibility in January - State College, PA
  • Average visibility in January: 5mi

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

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