January weather forecast
State College, PA

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Weather in January

January in State College, Pennsylvania always ushers in the New Year with a characteristic blend of chilly temperatures and frequent snowfall. Compared to upcoming February, this month bears an almost similar pattern of weather conditions, albeit with lower degrees of temperature and elevated snowfall. The distinctive facet of this month is that it stands out with the lowest average daylight hours, a mere 9.6h. It further endures a snowfall of 6.57" (167mm), witnessing 15.3 snowfall days. In spite of the frigid weather, the beauty of the snowy landscape paints a typical winter scenery that residents and tourists alike find enticing.

Temperature

State College notes the coldest temperatures in January, with a high average of 31.1°F (-0.5°C) and a low of 18.7°F (-7.4°C).

Humidity

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

Rainfall

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

Snowfall

Months with snowfall are January through May, October through December. In State College, in January, during 15.3 snowfall days, 6.57" (167mm) of snow is typically accumulated. Throughout the year, there are 59 snowfall days, and 26.3" (668mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 39min.
On the first day of January, 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.

Sunshine

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

UV index

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

In State College, January is known for its average lowest temperatures, reaching a high of 31.1°F (-0.5°C) and a low of 18.7°F (-7.4°C).

How cold is January?

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

What is the average humidity in January?

In January, the average relative humidity is 82%.

How many days does it rain in January?

In January, the rain falls for 10.5 days. Throughout January, 2.28" (58mm) of precipitation is accumulated.

How much does it snow in January?

In January, in State College, it is snowing for 15.3 days. Throughout January, 6.57" (167mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 39min.

When is the sunrise / sunset in January?

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?

The month with the least sunshine is January, 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 of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
36.9°F 2.7°C
31.1°F -0.5°C
35.2°F 1.8°C
Average low temperature
26.4°F -3.1°C
18.7°F -7.4°C
21°F -6.1°C
Average pressure
30.1" 765mmHg
30.1" 765mmHg
30.07" 764mmHg
Average wind speed
7.4mph 11.9km/h
8mph 12.9km/h
7.7mph 12.4km/h
Average max. wind speed
8mph 12.9km/h
8.6mph 13.8km/h
8.4mph 13.5km/h
Average wind speed gusts
11.4mph 18.3km/h
12.1mph 19.5km/h
11.9mph 19.2km/h
Average humidity
84%
82%
84%
Average rainfall
2.52" 64mm
2.28" 58mm
2.32" 59mm
Average rainfall days
12.6
10.5
9.8
Average snowfall
4.45" 113mm
6.57" 167mm
6.77" 172mm
Average snowfall days
11.5
15.3
14
Average daylight
9h 2min
9h 4min
10h 4min
Average sunshine
3h 4min
3h 4min
3h 5min
Average sunshine days
12
9.5
8.5
Average UV index
1
2
2
Average cloud cover
61%
63%
61%
Average visibility
5mi 8km
5mi 8km
4mi 6.4km

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).

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).

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).

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%).

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").

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).

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").

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).

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 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: 3h and 4min

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).

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).

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).

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).

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).

State College, Pennsylvania, USA

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