January Weather in Florence, United States

Last updated: June 24, 2025

In Florence, United States, the average temperature in January hovers around 9°C (48°F). However, temperatures can vary significantly, with a minimum of -13°C (9°F) and a maximum of 28°C (82°F). Expect 112 mm (4.4 in) of precipitation spread over 9 days, contributing to an average humidity level of 84%.

January Temperature in Florence

In January in Florence, the average temperature is 9°C (48°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -13°C (9°F). This wide range of temperatures calls for travelers to prepare for varying weather conditions, ensuring a comfortable experience while exploring.

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

The chart illustrates January temperature patterns in Florence, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Florence, January typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (82°F) and lows dropping to around -13°C (9°F).

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

January Precipitation in Florence

In Florence in January, the total precipitation amount is 112 mm (4.4 in), occurring over a span of 9 days.

January Precipitation Trends in Florence

The chart displays monthly precipitation patterns in Florence, 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 Florence, January typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 9 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 Florence

In Florence in January, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

January Average Humidity in Florence

This chart illustrates the average monthly humidity levels in Florence, 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 Florence is approximately 84%, 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 Florence

In Florence in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Florence for better planning.

Maximum UV Index Levels in Florence for January

The chart shows the monthly maximum UV Index (UVI) for Florence 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 Florence typically reaches 4, which falls under the moderate exposure category.

Data source: Florence 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 Florence Compares to Other Months

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

This table compares monthly weather conditions in Florence, 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 (48°F)	112 mm (4.4 inches)	84%	moderate
February Weather	12°C (53°F)	154 mm (6.0 inches)	83%	high
March Weather	16°C (61°F)	127 mm (5.0 inches)	80%	very high
April Weather	18°C (64°F)	169 mm (6.7 inches)	82%	extreme
May Weather	23°C (74°F)	136 mm (5.4 inches)	83%	extreme
June Weather	26°C (79°F)	143 mm (5.6 inches)	80%	extreme
July Weather	28°C (82°F)	100 mm (3.9 inches)	80%	extreme
August Weather	27°C (81°F)	141 mm (5.5 inches)	75%	extreme
September Weather	26°C (79°F)	94 mm (3.7 inches)	73%	very high
October Weather	20°C (69°F)	121 mm (4.8 inches)	76%	very high
November Weather	13°C (55°F)	77 mm (3.0 inches)	84%	high
December Weather	11°C (52°F)	121 mm (4.8 inches)	88%	moderate