January Weather in Montvale, United States

Last updated: June 24, 2025

In Montvale, United States, the average temperature for January hovers around 2°C (36°F), with potential extremes ranging from a chilly -18°C (0°F) to a mild 21°C (69°F). Expect about 73 mm (2.9 in) of precipitation spread over 9 days, contributing to an average humidity level of 84%.

January Temperature in Montvale

In January in Montvale, the average temperature is 2°C (36°F). Maximum temperatures can reach 21°C (69°F), while minimums can plummet to -18°C (0°F). Be prepared for a wide temperature range and pack accordingly for your trip!

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

The chart illustrates January temperature patterns in Montvale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montvale, January typically has an average temperature of 2°C (36°F), with highs reaching up to 21°C (69°F) and lows dropping to around -18°C (0°F).

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

January Precipitation in Montvale

In Montvale in January, the precipitation amount is 73 mm (2.9 in), occurring over the course of 9 days.

January Precipitation Trends in Montvale

The chart displays monthly precipitation patterns in Montvale, 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 Montvale, January typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 9 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 Montvale

In Montvale in January, humidity is 84%. With an average temperature of 2°C (36°F), this humidity feels like a cold, damp blanket wrapping around you, making outdoor activities less inviting and requiring extra layers to stay comfortable while traveling.

January Average Humidity in Montvale

This chart illustrates the average monthly humidity levels in Montvale, 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 Montvale 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 Montvale

In Montvale 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 Montvale, you can check the information here.

Maximum UV Index Levels in Montvale for January

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

Data source: Montvale 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 Montvale Compares to Other Months

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

This table compares monthly weather conditions in Montvale, 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 (36°F)	73 mm (2.9 inches)	84%	moderate
February Weather	5°C (41°F)	111 mm (4.4 inches)	84%	high
March Weather	8°C (47°F)	77 mm (3.0 inches)	84%	very high
April Weather	13°C (56°F)	129 mm (5.1 inches)	82%	very high
May Weather	18°C (65°F)	137 mm (5.4 inches)	82%	very high
June Weather	22°C (72°F)	108 mm (4.2 inches)	83%	extreme
July Weather	25°C (77°F)	60 mm (2.4 inches)	79%	very high
August Weather	23°C (75°F)	102 mm (4.0 inches)	77%	very high
September Weather	21°C (69°F)	106 mm (4.2 inches)	75%	very high
October Weather	15°C (60°F)	117 mm (4.6 inches)	81%	high
November Weather	7°C (45°F)	80 mm (3.2 inches)	87%	moderate
December Weather	4°C (40°F)	101 mm (4.0 inches)	85%	moderate