January Weather in Harrison, United States

Last updated: June 24, 2025

In January, the average temperature in Harrison, United States hovers around -2°C (29°F). Expect minimum temperatures to drop as low as -23°C (-10°F), while the maximum can reach up to 16°C (61°F). Over the month, typical precipitation amounts to 16 mm (0.6 in), spread across about 4 days, complemented by an average humidity level of 73%.

January Temperature in Harrison

In January in Harrison, the average temperature is -2°C (29°F), with maximums reaching up to 16°C (61°F) and minimums dropping as low as -23°C (-10°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for comfort during their visit.

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

The chart illustrates January temperature patterns in Harrison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrison, January typically has an average temperature of -2°C (29°F), with highs reaching up to 16°C (61°F) and lows dropping to around -23°C (-10°F).

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

January Precipitation in Harrison

In Harrison in January, the precipitation amount is 16 mm (0.6 in) over a span of 4 days.

January Precipitation Trends in Harrison

The chart displays monthly precipitation patterns in Harrison, 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 Harrison, January typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 4 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Harrison

In Harrison in January, humidity is 73%. With an average temperature of -2°C (29°F), this humidity feels like an icy blanket wrap, making outdoor activities challenging as the cold air becomes damp, seeping into your clothes and chilling you to the bone.

January Average Humidity in Harrison

This chart illustrates the average monthly humidity levels in Harrison, 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 Harrison is approximately 73%, 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 Harrison

In Harrison 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 Harrison, you can check the information here.

Maximum UV Index Levels in Harrison for January

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

Data source: Harrison 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 Harrison Compares to Other Months

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

This table compares monthly weather conditions in Harrison, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	16 mm (0.6 inches)	73%	moderate
February Weather	-4°C (26°F)	28 mm (1.1 inches)	78%	moderate
March Weather	3°C (38°F)	57 mm (2.2 inches)	64%	high
April Weather	6°C (44°F)	57 mm (2.3 inches)	66%	very high
May Weather	12°C (54°F)	91 mm (3.6 inches)	74%	very high
June Weather	20°C (68°F)	57 mm (2.2 inches)	84%	extreme
July Weather	23°C (74°F)	43 mm (1.7 inches)	85%	extreme
August Weather	22°C (71°F)	35 mm (1.4 inches)	85%	very high
September Weather	17°C (64°F)	35 mm (1.4 inches)	76%	very high
October Weather	7°C (46°F)	45 mm (1.8 inches)	71%	high
November Weather	4°C (39°F)	22 mm (0.9 inches)	73%	moderate
December Weather	0°C (31°F)	26 mm (1.0 inches)	75%	moderate