February Weather in Dayton, United States

Last updated: June 24, 2025

In Dayton, United States, the average temperature in February hovers around -7°C (20°F). While temperatures can dip as low as -31°C (-23°F), they can also reach a maximum of 14°C (57°F). Expect about 45 mm (1.8 in) of precipitation spread over 11 days, and be prepared for an average humidity level of 79%.

February Temperature in Dayton

In February in Dayton, the average temperature is -7°C (20°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -31°C (-23°F). Travelers should prepare for a wide range of temperatures and dress accordingly for a comfortable experience.

February Weather in Dayton: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Dayton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dayton, February typically has an average temperature of -7°C (20°F), with highs reaching up to 14°C (57°F) and lows dropping to around -31°C (-23°F).

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

February Precipitation in Dayton

In Dayton in February, the precipitation amount is 45 mm (1.8 in) over a span of 11 days.

February Precipitation Trends in Dayton

The chart displays monthly precipitation patterns in Dayton, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Dayton, February typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

February Humidity in Dayton

In Dayton in February, humidity is 79%. With an average temperature of -7°C (20°F), this humidity feels like a biting chill that wraps around you, making it essential to layer up for traveling to stay comfortable in the crisp air.

February Average Humidity in Dayton

This chart illustrates the average monthly humidity levels in Dayton, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Dayton is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Dayton

In Dayton in February, 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 Dayton.

Maximum UV Index Levels in Dayton for February

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

Data source: Dayton February 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 February Weather in Dayton Compares to Other Months

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

This table compares monthly weather conditions in Dayton, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	26 mm (1.0 inches)	78%	moderate
February Weather	-7°C (20°F)	45 mm (1.8 inches)	79%	moderate
March Weather	0°C (33°F)	56 mm (2.2 inches)	71%	high
April Weather	4°C (39°F)	97 mm (3.8 inches)	70%	very high
May Weather	10°C (50°F)	109 mm (4.3 inches)	75%	very high
June Weather	16°C (61°F)	84 mm (3.3 inches)	82%	extreme
July Weather	20°C (69°F)	63 mm (2.5 inches)	84%	very high
August Weather	19°C (66°F)	48 mm (1.9 inches)	85%	very high
September Weather	14°C (58°F)	63 mm (2.5 inches)	79%	very high
October Weather	5°C (41°F)	67 mm (2.6 inches)	75%	moderate
November Weather	0°C (33°F)	37 mm (1.5 inches)	75%	moderate
December Weather	-3°C (27°F)	35 mm (1.4 inches)	81%	low