January Weather in Thorntonville, United States

Last updated: June 24, 2025

In January, the average temperature in Thorntonville, United States hovers around 8°C (47°F). Visitors should prepare for a range of conditions, as temperatures can dip to a chilling -10°C (15°F) or peak at a warm 29°C (84°F). Expect about 15 mm (0.6 in) of precipitation over 2 days, and be ready for average humidity levels of 76%, making for a notably moist atmosphere.

January Temperature in Thorntonville

In January in Thorntonville, the average temperature is 8°C (47°F). Maximums can reach 29°C (84°F), while minimums can drop as low as -10°C (15°F). Be prepared for a wide range of temperatures when traveling to Thorntonville during this month.

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

The chart illustrates January temperature patterns in Thorntonville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thorntonville, January typically has an average temperature of 8°C (47°F), with highs reaching up to 29°C (84°F) and lows dropping to around -10°C (15°F).

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

January Precipitation in Thorntonville

In Thorntonville in January, the precipitation amount is 15 mm (0.6 in) over the course of 2 days.

January Precipitation Trends in Thorntonville

The chart displays monthly precipitation patterns in Thorntonville, 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 Thorntonville, January typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 2 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 Thorntonville

In Thorntonville in January, humidity is 76%. With an average temperature of 8°C (47°F), this humidity feels like traveling through a thick, damp blanket that clings to your skin, making every stroll feel heavier and more exhausting than it should.

January Average Humidity in Thorntonville

This chart illustrates the average monthly humidity levels in Thorntonville, 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 Thorntonville is approximately 76%, 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 Thorntonville

In Thorntonville 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 Thorntonville.

Maximum UV Index Levels in Thorntonville for January

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

Data source: Thorntonville 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 Thorntonville Compares to Other Months

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

This table compares monthly weather conditions in Thorntonville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	15 mm (0.6 inches)	76%	moderate
February Weather	11°C (52°F)	12 mm (0.5 inches)	74%	very high
March Weather	17°C (62°F)	23 mm (0.9 inches)	63%	very high
April Weather	21°C (70°F)	15 mm (0.6 inches)	61%	extreme
May Weather	26°C (79°F)	24 mm (0.9 inches)	68%	extreme
June Weather	30°C (86°F)	27 mm (1.1 inches)	70%	extreme
July Weather	31°C (87°F)	13 mm (0.5 inches)	70%	extreme
August Weather	30°C (87°F)	22 mm (0.9 inches)	67%	extreme
September Weather	26°C (80°F)	36 mm (1.4 inches)	74%	extreme
October Weather	21°C (69°F)	26 mm (1.0 inches)	75%	very high
November Weather	14°C (58°F)	9 mm (0.3 inches)	84%	high
December Weather	10°C (50°F)	12 mm (0.5 inches)	85%	moderate