January Weather in Susquehanna, United States

Last updated: June 24, 2025

In Susquehanna, United States, the average temperature in January hovers around -4°C (26°F). While the mercury can plunge to a chilling -27°C (-17°F), it can also rise to a pleasant 16°C (62°F) on warmer days. Expect 79 mm (3.1 in) of precipitation spread over 11 days, with average humidity levels reaching a high 87%, ensuring a crisp, cool atmosphere throughout the month.

January Temperature in Susquehanna

In January in Susquehanna, the average temperature is -4°C (26°F). Maximum temperatures can reach 16°C (62°F), while minimums can drop as low as -27°C (-17°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

January Weather in Susquehanna: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Susquehanna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Susquehanna, January typically has an average temperature of -4°C (26°F), with highs reaching up to 16°C (62°F) and lows dropping to around -27°C (-17°F).

Data source: Temperature data for Susquehanna generated using information from the Copernicus Climate Change Service.

January Precipitation in Susquehanna

In Susquehanna in January, the total precipitation amount is 79 mm (3.1 in), falling over the course of 11 days.

January Precipitation Trends in Susquehanna

The chart displays monthly precipitation patterns in Susquehanna, 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 Susquehanna, January typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Susquehanna

In Susquehanna in January humidity is 87%. With average temperature -4°C (26°F), this humidity feels like an icy blanket enveloping you, making outdoor activities challenging and rendering those brisk air moments difficult to bear, as the cold moisture seeps into your clothing and chills you to the bone.

January Average Humidity in Susquehanna

This chart illustrates the average monthly humidity levels in Susquehanna, 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 Susquehanna is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Susquehanna

In Susquehanna 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 Susquehanna, you can check the information here.

Maximum UV Index Levels in Susquehanna for January

The chart shows the monthly maximum UV Index (UVI) for Susquehanna 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 Susquehanna typically reaches 3, which falls under the moderate exposure category.

Data source: Susquehanna 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 Susquehanna Compares to Other Months

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

This table compares monthly weather conditions in Susquehanna, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	79 mm (3.1 inches)	87%	moderate
February Weather	-2°C (29°F)	96 mm (3.8 inches)	85%	moderate
March Weather	1°C (34°F)	93 mm (3.7 inches)	85%	high
April Weather	8°C (46°F)	127 mm (5.0 inches)	83%	very high
May Weather	14°C (57°F)	137 mm (5.4 inches)	75%	very high
June Weather	19°C (66°F)	115 mm (4.5 inches)	73%	very high
July Weather	22°C (71°F)	132 mm (5.2 inches)	65%	very high
August Weather	21°C (69°F)	125 mm (4.9 inches)	62%	very high
September Weather	17°C (63°F)	101 mm (4.0 inches)	66%	very high
October Weather	11°C (53°F)	146 mm (5.7 inches)	79%	high
November Weather	3°C (38°F)	103 mm (4.1 inches)	87%	moderate
December Weather	-1°C (31°F)	97 mm (3.8 inches)	85%	low