January Weather in Millerstown, United States

Last updated: June 24, 2025

In January, the average temperature in Millerstown, United States hovers around 0°C (32°F), with a minimum of -20°C (-4°F) and a maximum reaching 19°C (66°F). Expect about 67 mm (2.6 in) of precipitation spread over 8 days, while the air maintains a high average humidity of 87%.

January Temperature in Millerstown

In January in Millerstown, the average temperature is 0°C (32°F), with maximums reaching 19°C (66°F) and minimums plummeting as low as -20°C (-4°F). Travelers should be prepared for a wide range of temperatures, from chilly conditions to occasional mild days.

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

The chart illustrates January temperature patterns in Millerstown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Millerstown, January typically has an average temperature of 0°C (32°F), with highs reaching up to 19°C (66°F) and lows dropping to around -20°C (-4°F).

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

January Precipitation in Millerstown

In Millerstown in January, the total precipitation amount is 67 mm (2.6 in) over the course of 8 days.

January Precipitation Trends in Millerstown

The chart displays monthly precipitation patterns in Millerstown, 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 Millerstown, January typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 8 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 Millerstown

In Millerstown in January, humidity is 87%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that clings to your skin, making travel uncomfortable and cold, as each breath brings a heavy moisture that seeps into your clothes.

January Average Humidity in Millerstown

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

In Millerstown 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 Millerstown, you can check the information here.

Maximum UV Index Levels in Millerstown for January

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

Data source: Millerstown 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 Millerstown Compares to Other Months

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

This table compares monthly weather conditions in Millerstown, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	67 mm (2.6 inches)	87%	moderate
February Weather	1°C (35°F)	102 mm (4.0 inches)	85%	moderate
March Weather	5°C (41°F)	93 mm (3.7 inches)	85%	high
April Weather	11°C (52°F)	103 mm (4.1 inches)	83%	very high
May Weather	17°C (62°F)	123 mm (4.8 inches)	75%	very high
June Weather	22°C (71°F)	98 mm (3.9 inches)	73%	very high
July Weather	25°C (77°F)	126 mm (5.0 inches)	65%	very high
August Weather	24°C (75°F)	106 mm (4.2 inches)	62%	very high
September Weather	20°C (68°F)	130 mm (5.1 inches)	66%	very high
October Weather	14°C (58°F)	116 mm (4.6 inches)	79%	high
November Weather	6°C (43°F)	87 mm (3.4 inches)	87%	moderate
December Weather	2°C (36°F)	89 mm (3.5 inches)	85%	low