January Weather in La Crescenta-Montrose, United States

Last updated: June 24, 2025

In January, the average temperature in La Crescenta-Montrose, United States hovers around 12°C (53°F), with extremes ranging from a chilly 0°C (32°F) to a warm 29°C (84°F). Expect to encounter about 75 mm (3.0 in) of precipitation spread over 5 days, contributing to an average humidity level of 78%. Be prepared for a mix of weather as you enjoy your time in this captivating destination!

January Temperature in La Crescenta-Montrose

In January in La Crescenta-Montrose, the average temperature is 12°C (53°F). Maximums can reach up to 29°C (84°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures during your travels!

January Weather in La Crescenta-Montrose: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in La Crescenta-Montrose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Crescenta-Montrose, January typically has an average temperature of 12°C (53°F), with highs reaching up to 29°C (84°F) and lows dropping to around 0°C (32°F).

Data source: Temperature data for La Crescenta-Montrose generated using information from the Copernicus Climate Change Service.

January Precipitation in La Crescenta-Montrose

In La Crescenta-Montrose in January, the precipitation amount is 75 mm (3.0 in) spread over a duration of 5 days.

January Precipitation Trends in La Crescenta-Montrose

The chart displays monthly precipitation patterns in La Crescenta-Montrose, 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 La Crescenta-Montrose, January typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 5 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 La Crescenta-Montrose

In La Crescenta-Montrose in January, humidity is 78%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that lingers in the air, making it essential to wear layers while exploring the sights, as the cool moisture can seep into your bones and leave you feeling a bit uncomfortable if not properly dressed for the weather.

January Average Humidity in La Crescenta-Montrose

This chart illustrates the average monthly humidity levels in La Crescenta-Montrose, 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 La Crescenta-Montrose is approximately 78%, 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 La Crescenta-Montrose

In La Crescenta-Montrose in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in La Crescenta-Montrose for better planning.

Maximum UV Index Levels in La Crescenta-Montrose for January

The chart shows the monthly maximum UV Index (UVI) for La Crescenta-Montrose 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 La Crescenta-Montrose typically reaches 4, which falls under the moderate exposure category.

Data source: La Crescenta-Montrose 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 La Crescenta-Montrose Compares to Other Months

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

This table compares monthly weather conditions in La Crescenta-Montrose, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (53°F)	75 mm (3.0 inches)	78%	moderate
February Weather	12°C (54°F)	65 mm (2.6 inches)	82%	high
March Weather	13°C (56°F)	85 mm (3.4 inches)	75%	very high
April Weather	17°C (62°F)	22 mm (0.9 inches)	68%	very high
May Weather	18°C (64°F)	16 mm (0.6 inches)	57%	extreme
June Weather	22°C (71°F)	1 mm (0.1 inches)	52%	extreme
July Weather	25°C (77°F)	2 mm (0.1 inches)	46%	extreme
August Weather	25°C (78°F)	2 mm (0.1 inches)	39%	extreme
September Weather	23°C (74°F)	4 mm (0.1 inches)	48%	very high
October Weather	20°C (68°F)	9 mm (0.4 inches)	59%	high
November Weather	16°C (61°F)	24 mm (0.9 inches)	72%	moderate
December Weather	12°C (53°F)	77 mm (3.1 inches)	76%	moderate