January Weather in Magnolia, United States

Last updated: June 24, 2025

In January, the average temperature in Magnolia, United States hovers around 3°C (37°F). While it can plummet to a brisk -18°C (0°F), it may also warm up to a comfortable 20°C (69°F). Be prepared for 96 mm (3.8 in) of precipitation over the course of 10 days and a notable average humidity of 87%, making for a chilly yet captivating climate.

January Temperature in Magnolia

In January in Magnolia, the average temperature is 3°C (37°F), with maximums reaching up to 20°C (69°F) and minimums dropping as low as -18°C (0°F). Be prepared for a wide range of temperatures, so pack layers for your trip!

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

The chart illustrates January temperature patterns in Magnolia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Magnolia, January typically has an average temperature of 3°C (37°F), with highs reaching up to 20°C (69°F) and lows dropping to around -18°C (0°F).

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

January Precipitation in Magnolia

In Magnolia in January, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

January Precipitation Trends in Magnolia

The chart displays monthly precipitation patterns in Magnolia, 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 Magnolia, January typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 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 Magnolia

In Magnolia in January, humidity is 87%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating proper layers to stay warm while navigating the wet conditions.

January Average Humidity in Magnolia

This chart illustrates the average monthly humidity levels in Magnolia, 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 Magnolia is approximately 87%, 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 Magnolia

In Magnolia 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 Magnolia, you can check the information here.

Maximum UV Index Levels in Magnolia for January

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

Data source: Magnolia 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 Magnolia Compares to Other Months

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

This table compares monthly weather conditions in Magnolia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	96 mm (3.8 inches)	87%	moderate
February Weather	5°C (42°F)	165 mm (6.5 inches)	86%	moderate
March Weather	10°C (50°F)	139 mm (5.5 inches)	86%	high
April Weather	14°C (57°F)	147 mm (5.8 inches)	82%	very high
May Weather	20°C (68°F)	121 mm (4.8 inches)	82%	very high
June Weather	24°C (75°F)	147 mm (5.8 inches)	83%	extreme
July Weather	26°C (79°F)	128 mm (5.1 inches)	80%	extreme
August Weather	25°C (77°F)	113 mm (4.5 inches)	74%	very high
September Weather	22°C (72°F)	125 mm (4.9 inches)	71%	very high
October Weather	16°C (61°F)	115 mm (4.5 inches)	78%	high
November Weather	8°C (46°F)	89 mm (3.5 inches)	88%	moderate
December Weather	6°C (43°F)	125 mm (4.9 inches)	88%	moderate