January Weather in Monroe, United States

Last updated: June 24, 2025

In January, the average temperature in Monroe, United States hovers around -5°C (23°F). However, be prepared for temperatures that can plunge to a minimum of -23°C (-10°F) and rise to a pleasant maximum of 9°C (49°F). This month also sees an average precipitation of 42 mm (1.6 in) over 7 days, combined with a high average humidity level of 87%. Don't forget your warm clothes!

January Temperature in Monroe

In January in Monroe, the average temperature is -5°C (23°F), with maximums reaching 9°C (49°F) and minimums dropping as low as -23°C (-10°F). Travelers should be prepared for chilly weather and pack accordingly to stay warm and comfortable.

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

The chart illustrates January temperature patterns in Monroe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monroe, January typically has an average temperature of -5°C (23°F), with highs reaching up to 9°C (49°F) and lows dropping to around -23°C (-10°F).

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

January Precipitation in Monroe

In Monroe in January, the total precipitation amount is 42 mm (1.6 in) accumulated over a span of 7 days.

January Precipitation Trends in Monroe

The chart displays monthly precipitation patterns in Monroe, 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 Monroe, January typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 7 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 Monroe

In Monroe in January humidity is 87%. With an average temperature of -5°C (23°F), this humidity feels like a heavy, damp blanket enveloping you, making even the cold air seem more biting and clammy, which can be quite uncomfortable for traveling.

January Average Humidity in Monroe

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

In Monroe 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 Monroe for better planning.

Maximum UV Index Levels in Monroe for January

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

Data source: Monroe 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 Monroe Compares to Other Months

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

This table compares monthly weather conditions in Monroe, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	42 mm (1.6 inches)	87%	moderate
February Weather	-4°C (26°F)	55 mm (2.2 inches)	88%	high
March Weather	0°C (33°F)	59 mm (2.3 inches)	77%	very high
April Weather	5°C (42°F)	46 mm (1.8 inches)	69%	extreme
May Weather	11°C (52°F)	44 mm (1.7 inches)	54%	extreme
June Weather	19°C (66°F)	8 mm (0.3 inches)	45%	extreme
July Weather	22°C (72°F)	21 mm (0.8 inches)	37%	extreme
August Weather	21°C (71°F)	20 mm (0.8 inches)	34%	extreme
September Weather	16°C (61°F)	23 mm (0.9 inches)	47%	very high
October Weather	7°C (44°F)	36 mm (1.4 inches)	67%	high
November Weather	2°C (37°F)	27 mm (1.1 inches)	82%	high
December Weather	-4°C (25°F)	40 mm (1.6 inches)	87%	moderate