January Weather in Justice, United States

Last updated: June 24, 2025

In January, the average temperature in Justice, United States hovers around 4°C (39°F). While it can dip as low as -15°C (5°F), temperatures can occasionally peak at 23°C (74°F). Expect about 80 mm (3.2 in) of precipitation spread over 7 days, coupled with an average humidity level of 77%.

January Temperature in Justice

In January in Justice, the average temperature is 4°C (39°F), with maximums reaching 23°C (74°F) and minimums dropping as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates January temperature patterns in Justice, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Justice, January typically has an average temperature of 4°C (39°F), with highs reaching up to 23°C (74°F) and lows dropping to around -15°C (5°F).

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

January Precipitation in Justice

In Justice in January, the total precipitation amount is 80 mm (3.2 in) over the course of 7 days.

January Precipitation Trends in Justice

The chart displays monthly precipitation patterns in Justice, 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 Justice, January typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 7 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 Justice

In Justice in January, humidity is 77%. With an average temperature of 4°C (39°F), this humidity feels like a brisk chill that seeps into your bones, making travel feel invigorating yet uncomfortable without proper layers to stay warm and dry.

January Average Humidity in Justice

This chart illustrates the average monthly humidity levels in Justice, 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 Justice is approximately 77%, 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 Justice

In Justice 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 Justice, you can check the information here.

Maximum UV Index Levels in Justice for January

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

Data source: Justice 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 Justice Compares to Other Months

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

This table compares monthly weather conditions in Justice, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	80 mm (3.2 inches)	77%	moderate
February Weather	5°C (41°F)	76 mm (3.0 inches)	76%	high
March Weather	12°C (54°F)	117 mm (4.6 inches)	71%	high
April Weather	15°C (60°F)	152 mm (6.0 inches)	73%	very high
May Weather	21°C (70°F)	200 mm (7.9 inches)	83%	very high
June Weather	26°C (79°F)	97 mm (3.8 inches)	83%	extreme
July Weather	28°C (83°F)	91 mm (3.6 inches)	81%	extreme
August Weather	27°C (80°F)	115 mm (4.5 inches)	73%	very high
September Weather	24°C (76°F)	85 mm (3.3 inches)	67%	very high
October Weather	17°C (62°F)	141 mm (5.5 inches)	72%	high
November Weather	10°C (50°F)	58 mm (2.3 inches)	82%	moderate
December Weather	7°C (45°F)	57 mm (2.3 inches)	85%	moderate