Average Weather For Toronto, Ontario, Canada

Location

This report describes the typical weather at the Toronto City (Toronto, Ontario, Canada) weather station over the course of an average year. It is based on the historical records from 2006 to 2012. Earlier records are either unavailable or unreliable.

Toronto, Ontario has a humid continental climate with warm summers and no dry season. The area within 25 mi of this station is covered by oceans and seas (42%), grasslands (40%), built-up areas (9%), and forests (9%).

Temperature

Over the course of a year, the temperature typically varies from 20°F to 81°F and is rarely below 9°F or above 87°F.

Daily High and Low Temperature

The daily average low (blue) and high (red) temperature with percentile bands (inner band from 25th to 75th percentile, outer band from 10th to 90th percentile).

The warm season lasts from May 27 to September 12 with an average daily high temperature above 71°F. The hottest day of the year is July 26, with an average high of 81°F and low of 67°F.

The cold season lasts from November 28 to March 9 with an average daily high temperature below 41°F. The coldest day of the year is February 3, with an average low of 20°F and high of 31°F.

Fraction of Time Spent in Various Temperature Bands

The average fraction of time spent in various temperature bands: frigid (below 15°F), freezing (15°F to 32°F), cold (32°F to 50°F), cool (50°F to 65°F), comfortable (65°F to 75°F), warm (75°F to 85°F), hot (85°F to 100°F) and sweltering (above 100°F).

Sun

The length of the day varies significantly over the course of the year. The shortest day is December 21 with 8:55 hours of daylight; the longest day is June 20 with 15:25 hours of daylight.

Daily Hours of Daylight and Twilight

The number of hours during which the Sun is visible (black line), with various degrees of daylight, twilight, and night, indicated by the color bands. From bottom (most yellow) to top (most gray): full daylight, solar twilight (Sun is visible but less than 6° from the horizon), civil twilight (Sun is not visible but is less than 6° below the horizon), nautical twilight (Sun is between 6° and 12° below the horizon), astronomical twilight (Sun is between 12° and 18° below the horizon), and full night.

The earliest sunrise is at 5:35am on June 12 and the latest sunset is at 9:04pm on June 28. The latest sunrise is at 7:57am on November 3 and the earliest sunset is at 4:40pm on December 12.

Daylight saving time (DST) is observed in this location during 2012, starting in the spring on March 11 and ending in the fall on November 4.

Daily Sunrise & Sunset with Twilight and Daylight Saving Time

The solar day over the course of the year 2012 . From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. The day, twilights (solar, civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. The transitions to and from daylight saving time are indicated by the "DST" labels.

Clouds

This weather station does not reliably report sky cover.

Precipitation

There is either very little precipitation at this location, or the weather station does not reliably report the conditions.

Snow

Either snow is exceptionally unlikely to fall at any time during the year at this location or this station does not reliably report precipitation types.

Humidity

The relative humidity typically ranges from 43% (comfortable) to 94% (very humid) over the course of the year, rarely dropping below 25% (dry) and reaching as high as 99% (very humid).

The air is driest around April 26, at which time the relative humidity drops below 54% (mildly humid) three days out of four; it is most humid around September 29, exceeding 92% (very humid) three days out of four.

Relative Humidity

The average daily high (blue) and low (brown) relative humidity with percentile bands (inner bands from 25th to 75th percentile, outer bands from 10th to 90th percentile).

Dew Point

Dew point is often a better measure of how comfortable a person will find the weather than relative humidity because it more directly relates to whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.

Over the course of a year, the dew point typically varies from 13°F (dry) to 68°F (muggy) and is rarely below -0°F (dry) or above 74°F (very muggy).

There are two periods in the year that are most comfortable: The first is between May 15 and July 11 and the second is between August 25 and October 17. The air feels neither too dry nor too muggy during these periods.

Dew Point

The daily average low (blue) and high (red) dew point with percentile bands (inner band from 25th to 75th percentile, outer band from 10th to 90th percentile).

Wind

This weather station does not reliably report the wind speed or direction.