January Weather in Pentwater, United States

Last updated: June 24, 2025

In January, the average temperature in Pentwater, United States hovers around -2°C (28°F), with minimums plummeting to -21°C (-5°F) and maximums reaching 9°C (48°F). Expect a precipitation amount of 69 mm (2.7 in) spread across 12 days, complemented by an average humidity level of 87%. Prepare for a chilly yet intriguing month!

January Temperature in Pentwater

In January in Pentwater, the average temperature is -2°C (28°F), with maximums reaching 9°C (48°F) and minimums dropping as low as -21°C (-5°F). Travelers should be prepared for extremely cold weather and pack warm clothing when visiting during this time.

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

The chart illustrates January temperature patterns in Pentwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pentwater, January typically has an average temperature of -2°C (28°F), with highs reaching up to 9°C (48°F) and lows dropping to around -21°C (-5°F).

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

January Precipitation in Pentwater

In Pentwater in January, the precipitation amount is 69 mm (2.7 in) over the span of 12 days.

January Precipitation Trends in Pentwater

The chart displays monthly precipitation patterns in Pentwater, 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 Pentwater, January typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 12 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 Pentwater

In Pentwater in January, humidity is 87%. With an average temperature of -2°C (28°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

January Average Humidity in Pentwater

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

In Pentwater 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 Pentwater, you can visit Hourly UV Index in Pentwater.

Maximum UV Index Levels in Pentwater for January

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

Data source: Pentwater 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 Pentwater Compares to Other Months

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

This table compares monthly weather conditions in Pentwater, 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 (28°F)	69 mm (2.7 inches)	87%	low
February Weather	-3°C (27°F)	63 mm (2.5 inches)	87%	moderate
March Weather	1°C (34°F)	68 mm (2.7 inches)	86%	moderate
April Weather	5°C (40°F)	103 mm (4.1 inches)	87%	very high
May Weather	9°C (49°F)	107 mm (4.2 inches)	82%	very high
June Weather	15°C (60°F)	106 mm (4.2 inches)	81%	very high
July Weather	20°C (69°F)	66 mm (2.6 inches)	78%	very high
August Weather	21°C (70°F)	89 mm (3.5 inches)	79%	very high
September Weather	18°C (64°F)	99 mm (3.9 inches)	79%	high
October Weather	12°C (53°F)	137 mm (5.4 inches)	82%	moderate
November Weather	4°C (40°F)	74 mm (2.9 inches)	87%	moderate
December Weather	1°C (33°F)	79 mm (3.1 inches)	86%	low