February Weather in Ontario, United States

Last updated: June 24, 2025

In February, the average temperature in Ontario, United States is a chilly 2°C (36°F). Expect a range from a frigid minimum of -11°C (13°F) to a mild maximum of 19°C (66°F). During this month, 46 mm (1.8 in) of precipitation typically falls over 9 days, contributing to the high average humidity of 89%. Be prepared for wet conditions and dress warmly!

February Temperature in Ontario

In February in Ontario, the average temperature is 2°C (36°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as -11°C (13°F). This range means travelers should be prepared for chilly conditions, but with the possibility of milder days, layering clothing is essential to enjoy your visit.

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

The chart illustrates February temperature patterns in Ontario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ontario, February typically has an average temperature of 2°C (36°F), with highs reaching up to 19°C (66°F) and lows dropping to around -11°C (13°F).

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

February Precipitation in Ontario

In Ontario in February, the precipitation amount is 46 mm (1.8 in) over the course of 9 days.

February Precipitation Trends in Ontario

The chart displays monthly precipitation patterns in Ontario, 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 Ontario, February typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 9 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 Ontario

In Ontario in February, humidity is 89%. With an average temperature of 2°C (36°F), this humidity feels like an uncomfortable chill that clings to your skin, making outdoor activities feel even colder and less inviting for traveling.

February Average Humidity in Ontario

This chart illustrates the average monthly humidity levels in Ontario, 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 Ontario is approximately 89%, 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 Ontario

In Ontario in February, 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 Ontario for better planning.

Maximum UV Index Levels in Ontario for February

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

Data source: Ontario 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 Ontario Compares to Other Months

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

This table compares monthly weather conditions in Ontario, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	42 mm (1.7 inches)	88%	moderate
February Weather	2°C (36°F)	46 mm (1.8 inches)	89%	moderate
March Weather	8°C (47°F)	32 mm (1.3 inches)	85%	high
April Weather	12°C (55°F)	23 mm (0.9 inches)	79%	high
May Weather	17°C (64°F)	28 mm (1.1 inches)	71%	very high
June Weather	23°C (73°F)	16 mm (0.6 inches)	71%	extreme
July Weather	29°C (84°F)	1 mm (0.0 inches)	66%	very high
August Weather	27°C (82°F)	5 mm (0.2 inches)	50%	very high
September Weather	21°C (70°F)	10 mm (0.4 inches)	48%	very high
October Weather	12°C (55°F)	16 mm (0.6 inches)	65%	moderate
November Weather	6°C (43°F)	27 mm (1.1 inches)	84%	moderate
December Weather	1°C (35°F)	29 mm (1.1 inches)	87%	low