August weather forecast
Whitby, Canada

August

Weather in August

The last month of the summer, August, is another warm month in Whitby, Canada, with temperature in the range of an average low of 16.8°C (62.2°F) and an average high of 23.8°C (74.8°F).

Temperature

August's weather records an average high-temperature of a still warm 23.8°C (74.8°F), showing little deviation from July. Whitby's average low-temperature for the month of August records at an enjoyable 16.8°C (62.2°F).

Humidity

In Whitby, the average relative humidity in August is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 73mm (2.87") of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 57min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:39 pm. On the last day of August, sunrise is at 6:38 am and sunset at 7:52 pm EDT.

Sunshine

The average sunshine in August is 10.4h.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 5 during August leads to these advisories:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What are August temperatures?
An average high-temperature, in August, in Whitby, is 23.8°C (74.8°F) and the average low-temperature is 16.8°C (62.2°F).
What is the average humidity in August?
The average relative humidity in August is 78%.
What is the rainiest month in Whitby?
August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 73mm (2.87") of precipitation.
How many days does it rain in August?
In Whitby, Canada, in August, it is raining for 17.1 days, with typically 73mm (2.87") of accumulated precipitation.
When it does not snow?
May through October are months without snowfall.
What is the average length of the day in August?
The average day length in August in Whitby is 13h and 57min.
What time are sunrise and sunset in August?
In August, on the first day of the month, sunrise is at 6:05 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:52 pm EDT.
How many hours of sunshine does Whitby have in August?
In Whitby, Canada, the average sunshine duration in August is 10.4h.
How high is the UV index in August in Whitby?
In Whitby, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Whitby, Canada
  • Average high temperature in August: 23.8°C

The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (-2.9°C).

  • Average low temperature in August: 16.8°C

The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

Average pressure in August
Whitby, Canada
  • Average pressure in August: 1014.4mbar

The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in August
Whitby, Canada
  • Average wind speed in August: 11.9km/h

The windiest month (with the highest average wind speed) is January (18.7km/h).
The calmest month (with the lowest average wind speed) is July (11.4km/h).

Average humidity in August
Whitby, Canada
  • Average humidity in August: 78%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).

Average rainfall in August
Whitby, Canada
  • Average rainfall in August: 73mm

The wettest month (with the highest rainfall) is August (73mm).
The driest months (with the least rainfall) are February and November (43mm).

Average rainfall days in August
Whitby, Canada
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in August
Whitby, Canada
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (110mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in August
Whitby, Canada
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Whitby, Canada
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Whitby, Canada
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in August
Whitby, Canada
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in August
Whitby, Canada
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Whitby, Canada
  • Average visibility in August: 10km

The months with the highest visibility are August and September (10km).
The month with the lowest visibility is January (8km).

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