January Weather in Fort Wayne, United States

Last updated: June 24, 2025

In Fort Wayne, United States, the average temperature in January hovers around -2°C (28°F). Expect a chilly range, with minimums dipping to -27°C (-16°F) and maximums reaching a milder 17°C (63°F). During this month, precipitation averages 73 mm (2.9 in) across approximately 8 days, contributing to a notable average humidity of 85%. Stay warm and prepared for the variability!

January Temperature in Fort Wayne

In January in Fort Wayne, the average temperature is -2°C (28°F). Maximums can reach 17°C (63°F) and minimums can be as low as -27°C (-16°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both cold and moderately warm conditions.

January Weather in Fort Wayne: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Fort Wayne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Wayne, January typically has an average temperature of -2°C (28°F), with highs reaching up to 17°C (63°F) and lows dropping to around -27°C (-16°F).

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

January Precipitation in Fort Wayne

In Fort Wayne in January, the precipitation amount is 73 mm (2.9 in) over a span of 8 days.

January Precipitation Trends in Fort Wayne

The chart displays monthly precipitation patterns in Fort Wayne, 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 Fort Wayne, January typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 8 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 Fort Wayne

In Fort Wayne in January, humidity is 85%. With an average temperature of -2°C (28°F), this humidity feels like an icy grip that clings uncomfortably to your skin, making every step feel heavier and hastening the chill that seeps into your bones, discouraging long outdoor excursions and leaving you yearning for warmth and shelter.

January Average Humidity in Fort Wayne

This chart illustrates the average monthly humidity levels in Fort Wayne, 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 Fort Wayne is approximately 85%, 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 Fort Wayne

In Fort Wayne 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 Fort Wayne, you can check the information here.

Maximum UV Index Levels in Fort Wayne for January

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

Data source: Fort Wayne 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 Fort Wayne Compares to Other Months

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

This table compares monthly weather conditions in Fort Wayne, 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 (28°F)	73 mm (2.9 inches)	85%	moderate
February Weather	-1°C (30°F)	77 mm (3.0 inches)	85%	moderate
March Weather	4°C (40°F)	101 mm (4.0 inches)	86%	high
April Weather	9°C (49°F)	98 mm (3.9 inches)	87%	very high
May Weather	16°C (62°F)	128 mm (5.1 inches)	81%	very high
June Weather	22°C (72°F)	122 mm (4.8 inches)	82%	very high
July Weather	24°C (76°F)	106 mm (4.2 inches)	81%	very high
August Weather	23°C (73°F)	101 mm (4.0 inches)	79%	very high
September Weather	20°C (68°F)	66 mm (2.6 inches)	78%	very high
October Weather	13°C (56°F)	108 mm (4.3 inches)	81%	high
November Weather	5°C (41°F)	82 mm (3.2 inches)	89%	moderate
December Weather	1°C (34°F)	60 mm (2.4 inches)	86%	low