January Weather in South Nyack, United States

Last updated: June 24, 2025

In South Nyack, United States, the average temperature in January hovers at 0°C (33°F). Expect chilly days, with temperatures ranging from a minimum of -18°C (1°F) to a maximum of 18°C (65°F). During this month, precipitation totals around 69 mm (2.7 in), spread over approximately 8 days. With an average humidity of 84%, prepare for a crisp, damp climate!

January Temperature in South Nyack

In January in South Nyack, the average temperature is 0°C (33°F). Maximum temperatures can reach 18°C (65°F), while the minimum can drop as low as -18°C (1°F). Be prepared for a wide range of temperatures, bringing layers to stay comfortable during your travels.

January Weather in South Nyack: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in South Nyack, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Nyack, January typically has an average temperature of 0°C (33°F), with highs reaching up to 18°C (65°F) and lows dropping to around -18°C (1°F).

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

January Precipitation in South Nyack

In South Nyack in January, the precipitation amount is 69 mm (2.7 in) that falls over a period of 8 days.

January Precipitation Trends in South Nyack

The chart displays monthly precipitation patterns in South Nyack, 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 South Nyack, January typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 8 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 South Nyack

In South Nyack in January humidity is 84%. With average temperature 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less enjoyable and travel plans challenging.

January Average Humidity in South Nyack

This chart illustrates the average monthly humidity levels in South Nyack, 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 South Nyack is approximately 84%, 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 South Nyack

In South Nyack 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 South Nyack, you can check the information here.

Maximum UV Index Levels in South Nyack for January

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

Data source: South Nyack 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 South Nyack Compares to Other Months

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

This table compares monthly weather conditions in South Nyack, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	69 mm (2.7 inches)	84%	moderate
February Weather	2°C (35°F)	98 mm (3.9 inches)	82%	moderate
March Weather	5°C (41°F)	93 mm (3.7 inches)	81%	high
April Weather	10°C (51°F)	114 mm (4.5 inches)	78%	very high
May Weather	16°C (61°F)	121 mm (4.8 inches)	69%	very high
June Weather	21°C (71°F)	95 mm (3.7 inches)	69%	very high
July Weather	25°C (77°F)	149 mm (5.9 inches)	62%	very high
August Weather	24°C (75°F)	129 mm (5.1 inches)	65%	very high
September Weather	20°C (69°F)	106 mm (4.2 inches)	68%	very high
October Weather	15°C (59°F)	135 mm (5.3 inches)	74%	high
November Weather	7°C (45°F)	86 mm (3.4 inches)	82%	moderate
December Weather	3°C (37°F)	109 mm (4.3 inches)	80%	low