January Weather in Holly, United States

Last updated: June 24, 2025

In Holly, United States during January, the average temperature hovers around 1°C (34°F). However, temperatures can swing dramatically, with a minimum of -21°C (-6°F) and a maximum of 23°C (73°F). Expect 16 mm (0.6 in) of precipitation over just 3 days, contributing to an average humidity level of 74%. Stay prepared for the unpredictability of this climate!

January Temperature in Holly

In January in Holly, the average temperature is 1°C (34°F). The maximum can reach 23°C (73°F) and the minimum can be as low as -21°C (-6°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for their visit.

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

The chart illustrates January temperature patterns in Holly, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holly, January typically has an average temperature of 1°C (34°F), with highs reaching up to 23°C (73°F) and lows dropping to around -21°C (-6°F).

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

January Precipitation in Holly

In Holly in January, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

January Precipitation Trends in Holly

The chart displays monthly precipitation patterns in Holly, 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 Holly, January typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 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 Holly

In Holly in January humidity is 74%. With average temperature 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making it uncomfortable for traveling as you navigate through the damp air, leaving you feeling colder than the actual temperature suggests.

January Average Humidity in Holly

This chart illustrates the average monthly humidity levels in Holly, 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 Holly is approximately 74%, 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 Holly

In Holly 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 Holly for better planning.

Maximum UV Index Levels in Holly for January

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

Data source: Holly 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 Holly Compares to Other Months

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

This table compares monthly weather conditions in Holly, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	16 mm (0.6 inches)	74%	moderate
February Weather	1°C (34°F)	16 mm (0.6 inches)	77%	moderate
March Weather	8°C (47°F)	33 mm (1.3 inches)	65%	very high
April Weather	12°C (54°F)	36 mm (1.4 inches)	67%	very high
May Weather	17°C (64°F)	80 mm (3.1 inches)	81%	extreme
June Weather	25°C (76°F)	43 mm (1.7 inches)	82%	extreme
July Weather	26°C (80°F)	49 mm (1.9 inches)	82%	extreme
August Weather	25°C (77°F)	55 mm (2.2 inches)	84%	extreme
September Weather	22°C (72°F)	35 mm (1.4 inches)	79%	very high
October Weather	13°C (55°F)	25 mm (1.0 inches)	75%	high
November Weather	7°C (45°F)	10 mm (0.4 inches)	79%	moderate
December Weather	2°C (37°F)	14 mm (0.6 inches)	83%	moderate