January Weather in Marengo, United States

Last updated: June 24, 2025

In January, the average temperature in Marengo, United States hovers around 2°C (35°F). Expect a minimum chill of -18°C (0°F) and a pleasant maximum of 19°C (67°F). With 89 mm (3.5 in) of precipitation spread over 9 days, average humidity remains high at 87%, creating a cool and often damp atmosphere.

January Temperature in Marengo

In January in Marengo, the average temperature is 2°C (35°F). Maximums can reach 19°C (67°F) and minimums can drop as low as -18°C (0°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates January temperature patterns in Marengo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marengo, January typically has an average temperature of 2°C (35°F), with highs reaching up to 19°C (67°F) and lows dropping to around -18°C (0°F).

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

January Precipitation in Marengo

In Marengo in January, the precipitation amount is 89 mm (3.5 in) during a span of 9 days.

January Precipitation Trends in Marengo

The chart displays monthly precipitation patterns in Marengo, 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 Marengo, January typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 9 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 Marengo

In Marengo in January, humidity is 87%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling feel uncomfortable and heavy, as each breath carries a hint of the cold, moist air that lingers around you.

January Average Humidity in Marengo

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

In Marengo 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 Marengo, you can check the information here.

Maximum UV Index Levels in Marengo for January

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

Data source: Marengo 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 Marengo Compares to Other Months

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

This table compares monthly weather conditions in Marengo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	89 mm (3.5 inches)	87%	moderate
February Weather	4°C (39°F)	127 mm (5.0 inches)	85%	moderate
March Weather	9°C (48°F)	136 mm (5.4 inches)	86%	high
April Weather	13°C (56°F)	135 mm (5.3 inches)	84%	very high
May Weather	20°C (67°F)	139 mm (5.5 inches)	79%	very high
June Weather	24°C (75°F)	146 mm (5.8 inches)	82%	extreme
July Weather	26°C (79°F)	98 mm (3.9 inches)	79%	very high
August Weather	25°C (76°F)	93 mm (3.7 inches)	70%	very high
September Weather	22°C (72°F)	104 mm (4.1 inches)	69%	very high
October Weather	16°C (60°F)	106 mm (4.2 inches)	76%	high
November Weather	7°C (45°F)	94 mm (3.7 inches)	88%	moderate
December Weather	5°C (41°F)	108 mm (4.3 inches)	87%	moderate