January Weather in Muir, United States

Last updated: June 24, 2025

In Muir, United States, the average temperature in January hovers around -4°C (25°F). Expect chilly conditions, with minimum temperatures dipping as low as -26°C (-15°F) and occasionally reaching a comfortable 15°C (58°F). Precipitation averages 64 mm (2.5 in) over about 10 days, accompanied by high humidity levels of 87%, ensuring a brisk and damp atmosphere.

January Temperature in Muir

In January in Muir, the average temperature is -4°C (25°F). Maximum temperatures can reach 15°C (58°F), while minimums can plummet to as low as -26°C (-15°F). Therefore, travelers should be prepared for a wide range of temperatures and dress accordingly to enjoy their visit.

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

The chart illustrates January temperature patterns in Muir, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Muir, January typically has an average temperature of -4°C (25°F), with highs reaching up to 15°C (58°F) and lows dropping to around -26°C (-15°F).

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

January Precipitation in Muir

In Muir in January, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

January Precipitation Trends in Muir

The chart displays monthly precipitation patterns in Muir, 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 Muir, January typically receives around 64 mm (2.5 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 Muir

In Muir in January humidity is 87%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that clings to your skin, making every step outside feel like an endeavor as the cold damp air numbs your senses and weighs you down, creating an atmosphere that is both invigorating and challenging for traveling.

January Average Humidity in Muir

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

In Muir in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Muir, you can visit Hourly UV Index in Muir.

Maximum UV Index Levels in Muir for January

The chart shows the monthly maximum UV Index (UVI) for Muir 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 Muir typically reaches 2, which falls under the low exposure category.

Data source: Muir 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 Muir Compares to Other Months

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

This table compares monthly weather conditions in Muir, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	64 mm (2.5 inches)	87%	low
February Weather	-3°C (27°F)	66 mm (2.6 inches)	87%	moderate
March Weather	2°C (37°F)	64 mm (2.5 inches)	86%	moderate
April Weather	8°C (47°F)	87 mm (3.4 inches)	87%	very high
May Weather	15°C (60°F)	129 mm (5.1 inches)	82%	very high
June Weather	21°C (70°F)	118 mm (4.6 inches)	81%	very high
July Weather	24°C (75°F)	68 mm (2.7 inches)	78%	very high
August Weather	22°C (72°F)	66 mm (2.6 inches)	79%	very high
September Weather	18°C (65°F)	112 mm (4.4 inches)	79%	high
October Weather	11°C (53°F)	127 mm (5.0 inches)	82%	moderate
November Weather	3°C (38°F)	63 mm (2.5 inches)	87%	moderate
December Weather	0°C (32°F)	64 mm (2.5 inches)	86%	low