January Weather in Mount Aetna, United States

Last updated: June 24, 2025

In January, the average temperature in Mount Aetna, United States hovers around 2°C (35°F). Be prepared for a range in temperatures, with a minimum dropping to -16°C (3°F) and a maximum soaring to 20°C (69°F). Expect about 61 mm (2.4 in) of precipitation spread over 8 days, contributing to an average humidity level of 86%.

January Temperature in Mount Aetna

In January in Mount Aetna, the average temperature is 2°C (35°F), with maximums reaching 20°C (69°F) and minimums dropping as low as -16°C (3°F). Be sure to pack layers, as temperatures can vary significantly throughout the day!

January Weather in Mount Aetna: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Mount Aetna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Aetna, January typically has an average temperature of 2°C (35°F), with highs reaching up to 20°C (69°F) and lows dropping to around -16°C (3°F).

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

January Precipitation in Mount Aetna

In Mount Aetna in January, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

January Precipitation Trends in Mount Aetna

The chart displays monthly precipitation patterns in Mount Aetna, 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 Mount Aetna, January typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 8 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 Mount Aetna

In Mount Aetna in January humidity is 86%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling quite uncomfortable as your clothes cling to you and the cold air cuts through any warmth you try to find.

January Average Humidity in Mount Aetna

This chart illustrates the average monthly humidity levels in Mount Aetna, 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 Mount Aetna is approximately 86%, 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 Mount Aetna

In Mount Aetna 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 Mount Aetna, you can check the information here.

Maximum UV Index Levels in Mount Aetna for January

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

Data source: Mount Aetna 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 Mount Aetna Compares to Other Months

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

This table compares monthly weather conditions in Mount Aetna, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	61 mm (2.4 inches)	86%	moderate
February Weather	4°C (39°F)	95 mm (3.7 inches)	86%	moderate
March Weather	7°C (44°F)	90 mm (3.6 inches)	86%	high
April Weather	13°C (55°F)	100 mm (3.9 inches)	84%	very high
May Weather	18°C (65°F)	134 mm (5.3 inches)	78%	very high
June Weather	23°C (73°F)	111 mm (4.4 inches)	79%	very high
July Weather	26°C (79°F)	138 mm (5.4 inches)	70%	very high
August Weather	24°C (76°F)	114 mm (4.5 inches)	59%	very high
September Weather	21°C (70°F)	107 mm (4.2 inches)	68%	very high
October Weather	16°C (60°F)	99 mm (3.9 inches)	80%	high
November Weather	7°C (45°F)	88 mm (3.5 inches)	86%	moderate
December Weather	4°C (39°F)	94 mm (3.7 inches)	85%	moderate