January Weather in Afton, United States

Last updated: June 24, 2025

In January, the average temperature in Afton, United States hovers around -9°C (17°F), with extremes ranging from a chilling -34°C (-28°F) to a milder 7°C (45°F). During this month, you can expect 29 mm (1.1 in) of precipitation over 5 days, contributing to an overall average humidity of 87%.

January Temperature in Afton

In January in Afton, the average temperature is -9°C (17°F). The maximum can reach 7°C (45°F) and the minimum can be as low as -34°C (-28°F). Therefore, travelers should prepare for extreme cold and dress warmly to enjoy their visit.

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

The chart illustrates January temperature patterns in Afton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Afton, January typically has an average temperature of -9°C (17°F), with highs reaching up to 7°C (45°F) and lows dropping to around -34°C (-28°F).

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

January Precipitation in Afton

In Afton in January, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.

January Precipitation Trends in Afton

The chart displays monthly precipitation patterns in Afton, 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 Afton, January typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 5 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 Afton

In Afton in January humidity is 87%. With an average temperature of -9°C (17°F), this humidity feels like an icy blanket wrapping around you, making travel particularly challenging as the cold air combines with the moisture to create a biting chill that seeps into your bones.

January Average Humidity in Afton

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

In Afton in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Afton, you can visit Hourly UV Index in Afton.

Maximum UV Index Levels in Afton for January

The chart shows the monthly maximum UV Index (UVI) for Afton 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 Afton typically reaches 2, which falls under the low exposure category.

Data source: Afton 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 Afton Compares to Other Months

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

This table compares monthly weather conditions in Afton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (17°F)	29 mm (1.1 inches)	87%	low
February Weather	-8°C (17°F)	38 mm (1.5 inches)	90%	moderate
March Weather	0°C (33°F)	56 mm (2.2 inches)	85%	moderate
April Weather	6°C (43°F)	87 mm (3.4 inches)	84%	high
May Weather	15°C (59°F)	134 mm (5.3 inches)	78%	very high
June Weather	21°C (71°F)	103 mm (4.1 inches)	80%	very high
July Weather	23°C (74°F)	104 mm (4.1 inches)	81%	very high
August Weather	21°C (70°F)	122 mm (4.8 inches)	81%	very high
September Weather	18°C (64°F)	110 mm (4.3 inches)	81%	high
October Weather	9°C (48°F)	102 mm (4.0 inches)	84%	moderate
November Weather	0°C (33°F)	39 mm (1.5 inches)	88%	moderate
December Weather	-5°C (23°F)	55 mm (2.2 inches)	84%	low