January Weather in Mentone, United States

Last updated: June 24, 2025

In Mentone, United States, the average temperature in January is a cool 8°C (47°F), with a minimum dipping to -9°C (16°F) and a maximum soaring to 28°C (83°F). Expect a total precipitation of 12 mm (0.5 in) over just 2 days, accompanied by an average humidity level of 76%. Be prepared for a mix of chilly days and potential warmth!

January Temperature in Mentone

In January in Mentone, the average temperature is 8°C (47°F). Maximums can reach 28°C (83°F) and minimums can be as low as -9°C (16°F). This variability in temperature makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm and cold weather conditions.

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

The chart illustrates January temperature patterns in Mentone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mentone, January typically has an average temperature of 8°C (47°F), with highs reaching up to 28°C (83°F) and lows dropping to around -9°C (16°F).

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

January Precipitation in Mentone

In Mentone in January, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

January Precipitation Trends in Mentone

The chart displays monthly precipitation patterns in Mentone, 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 Mentone, January typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 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 Mentone

In Mentone in January, humidity is 76%. With an average temperature of 8°C (47°F), this humidity feels like traveling through a thick, damp blanket that clings to your skin, making every stroll feel heavier and more exhausting than it should.

January Average Humidity in Mentone

This chart illustrates the average monthly humidity levels in Mentone, 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 Mentone is approximately 76%, 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 Mentone

In Mentone in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Mentone.

Maximum UV Index Levels in Mentone for January

The chart shows the monthly maximum UV Index (UVI) for Mentone 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 Mentone typically reaches 5, which falls under the moderate exposure category.

Data source: Mentone 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 Mentone Compares to Other Months

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

This table compares monthly weather conditions in Mentone, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	12 mm (0.5 inches)	76%	moderate
February Weather	11°C (51°F)	10 mm (0.4 inches)	74%	very high
March Weather	16°C (62°F)	22 mm (0.9 inches)	63%	very high
April Weather	21°C (70°F)	10 mm (0.4 inches)	61%	extreme
May Weather	26°C (79°F)	15 mm (0.6 inches)	68%	extreme
June Weather	30°C (86°F)	28 mm (1.1 inches)	70%	extreme
July Weather	30°C (87°F)	16 mm (0.6 inches)	70%	extreme
August Weather	30°C (87°F)	26 mm (1.0 inches)	67%	extreme
September Weather	26°C (80°F)	34 mm (1.3 inches)	74%	extreme
October Weather	20°C (69°F)	22 mm (0.9 inches)	75%	very high
November Weather	14°C (57°F)	8 mm (0.3 inches)	84%	high
December Weather	10°C (50°F)	10 mm (0.4 inches)	85%	moderate