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January Weather in State College, United States

Last updated: June 24, 2025

In January, the average temperature in State College, United States hovers around -2°C (29°F), with extremes ranging from a chilling -24°C (-11°F) to a mild 18°C (64°F). Expect 67 mm (2.6 in) of precipitation over 9 days, coupled with a high average humidity of 89%. Prepare for a crisp yet variable climate!

January Temperature in State College

In January in State College, the average temperature is -2°C (29°F), with maximums reaching 18°C (64°F) and minimums dropping as low as -24°C (-11°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly and mild conditions.

January Weather in State College: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in State College, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In State College, January typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (64°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec293239506069757366554034
Data source: Temperature data for State College generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in State College

In State College in January, the total precipitation amount is 67 mm (2.6 in), occurring over a span of 9 days.

January Precipitation Trends in State College

The chart displays monthly precipitation patterns in State College, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In State College, January typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec671069010612294110871221128391
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in State College

In State College in January humidity is 89%. With an average temperature of -2°C (29°F), this humidity feels like a suffocating fog that clings to your skin, making outdoor adventures less enjoyable and giving travel a heavy and oppressive feel.

January Average Humidity in State College

This chart illustrates the average monthly humidity levels in State College, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in State College is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in State College

In State College in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in State College, you can check the information here.

Maximum UV Index Levels in State College for January

The chart shows the monthly maximum UV Index (UVI) for State College in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in State College typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: State College January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How January Weather in State College Compares to Other Months

Weather in State College varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in State College, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in State College, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)67 mm (2.6 inches)89%moderate
February Weather0°C (33°F)106 mm (4.2 inches)90%moderate
March Weather4°C (39°F)90 mm (3.5 inches)89%high
April Weather10°C (50°F)106 mm (4.2 inches)88%very high
May Weather16°C (61°F)122 mm (4.8 inches)80%very high
June Weather20°C (69°F)94 mm (3.7 inches)79%very high
July Weather24°C (75°F)110 mm (4.3 inches)74%very high
August Weather23°C (73°F)87 mm (3.4 inches)64%very high
September Weather19°C (66°F)122 mm (4.8 inches)67%very high
October Weather13°C (56°F)112 mm (4.4 inches)81%high
November Weather5°C (41°F)83 mm (3.3 inches)89%moderate
December Weather1°C (34°F)91 mm (3.6 inches)88%moderate

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