January Weather in Black Rock, United States

Last updated: June 24, 2025

In January, the average temperature in Black Rock, United States hovers around -1°C (30°F). Expect chilly conditions, with a minimum possible dip to -22°C (-8°F) and a milder maximum reaching 16°C (62°F). During this month, you can also anticipate a total precipitation of 38 mm (1.5 in) over 7 days, accompanied by an average humidity level of 81%, making it a refreshing yet crisp time to visit!

January Temperature in Black Rock

In January in Black Rock, the average temperature is -1°C (30°F), with maximums reaching 16°C (62°F) and minimums dropping as low as -22°C (-8°F). This makes it essential for travelers to pack warm clothing and be prepared for potentially chilly conditions.

January Weather in Black Rock: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Black Rock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Black Rock, January typically has an average temperature of -1°C (30°F), with highs reaching up to 16°C (62°F) and lows dropping to around -22°C (-8°F).

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

January Precipitation in Black Rock

In Black Rock in January, the precipitation amount is 38 mm (1.5 in) over the course of 7 days.

January Precipitation Trends in Black Rock

The chart displays monthly precipitation patterns in Black Rock, 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 Black Rock, January typically receives around 38 mm (1.5 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 Black Rock

In Black Rock in January, humidity is 81%. With an average temperature of -1°C (30°F), this humidity feels like an extra layer of chill settles in, making travel uncomfortable and the cold air cling to your skin, dampening the experience with every breath.

January Average Humidity in Black Rock

This chart illustrates the average monthly humidity levels in Black Rock, 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 Black Rock is approximately 81%, 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 Black Rock

In Black Rock in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Black Rock.

Maximum UV Index Levels in Black Rock for January

The chart shows the monthly maximum UV Index (UVI) for Black Rock 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 Black Rock typically reaches 5, which falls under the moderate exposure category.

Data source: Black Rock 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 Black Rock Compares to Other Months

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

This table compares monthly weather conditions in Black Rock, 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 (30°F)	38 mm (1.5 inches)	81%	moderate
February Weather	1°C (35°F)	37 mm (1.5 inches)	83%	high
March Weather	6°C (43°F)	37 mm (1.5 inches)	71%	very high
April Weather	11°C (52°F)	22 mm (0.9 inches)	61%	extreme
May Weather	16°C (60°F)	16 mm (0.6 inches)	48%	extreme
June Weather	22°C (72°F)	10 mm (0.4 inches)	36%	extreme
July Weather	23°C (74°F)	67 mm (2.6 inches)	37%	extreme
August Weather	22°C (72°F)	25 mm (1.0 inches)	46%	extreme
September Weather	19°C (66°F)	29 mm (1.1 inches)	62%	extreme
October Weather	12°C (54°F)	26 mm (1.0 inches)	74%	very high
November Weather	6°C (44°F)	18 mm (0.7 inches)	82%	high
December Weather	0°C (33°F)	32 mm (1.3 inches)	82%	moderate