August weather forecast
Whitehorse, Canada

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Weather in August

August marks a transition period as Whitehorse begins shifting from the summer season's warmth towards the more refreshing fall weather. The maximum temperature drops back to 15.3°C (59.5°F) with occasional rainfall measuring 39mm (1.54"). Daylight continues to decrease, shrinking nearly 3 hours to 15.6 hours when compared to the previous month. However, the immense sunlight still allows for outdoor festivals, picnics or hikes in the vast wilderness. The weather remains pleasant, though an assortment of an umbrella and sunglasses would be ideal companions.

Temperature

The onset of August in Whitehorse manifests an average high-temperature of a mild 15.3°C (59.5°F), demonstrating a minor variation from the preceding month. In the month of August, the average low-temperature in Whitehorse usually rests at an icy 5.4°C (41.7°F).

Humidity

In Whitehorse, Canada, the average relative humidity in August is 71%.

Rainfall

The month with the most rainfall in Whitehorse is August, when the rain falls for 16.1 days and typically aggregates up to 39mm (1.54") of precipitation.

Snowfall

Months with snowfall in Whitehorse, Canada, are January through May, August through December. August is the first month it typically snows. Throughout August, in the average 0.2 snowfall days, it receives 5mm (0.2") of snow. Throughout the year, there are 120.3 snowfall days, and 768mm (30.24") of snow is accumulated.

Daylight

The average length of the day in August is 15h and 38min.
On the first day of August, sunrise is at 5:38 am and sunset at 10:34 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 9:07 pm PDT.

Sunshine

In Whitehorse, the average sunshine in August is 10.7h.

UV index

In August, the average daily maximum UV index in Whitehorse is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 3 during August translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the temperature in August in Whitehorse?

The average high-temperature, in August, in Whitehorse, is 15.3°C (59.5°F), while the average low-temperature is 5.4°C (41.7°F).

What is the average humidity in August in Whitehorse?

The average relative humidity in August is 71%.

What is the rainiest month in Whitehorse?

August is the month with the most rainfall in Whitehorse. Rain falls for 16.1 days and accumulates 39mm (1.54") of precipitation.

How much does it rain in Whitehorse in August?

In Whitehorse, Canada, during August, the rain falls for 16.1 days and regularly aggregates up to 39mm (1.54") of precipitation.

When does it start snowing in Whitehorse?

August is the first month it typically snows. Throughout August, in the average 0.2 snowfall days, it receives 5mm (0.2") of snow.

What is the average length of the day in August in Whitehorse?

In August, the average day length is 15h and 38min.

When is the sunrise / sunset in August in Whitehorse?

On the first day of August in Whitehorse, sunrise is at 5:38 am and sunset at 10:34 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 9:07 pm PDT.

How long on average sun shines in August in Whitehorse?

In Whitehorse, the average sunshine duration in August is 10.7h.

What is the UV index reading in August in Whitehorse?

The average daily maximum UV index in August in Whitehorse, Canada, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in August
Whitehorse, Canada

Average temperature in August - Whitehorse, Canada
  • Average high temperature in August: 15.3°C

The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (-11.3°C).

  • Average low temperature in August: 5.4°C

The month with the highest average low temperature is July (6.7°C).
The coldest month (with the lowest average low temperature) is January (-17.5°C).

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Average pressure in August
Whitehorse, Canada

Average pressure in August - Whitehorse, Canada
  • Average pressure in August: 1012.3mbar

The month with the highest atmospheric pressure is February (1016.6mbar).
The month with the lowest atmospheric pressure is September (1010.7mbar).

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Average wind speed in August
Whitehorse, Canada

Average wind speed in August - Whitehorse, Canada
  • Average wind speed in August: 9.1km/h

The windiest month (with the highest average wind speed) is September (9.9km/h).
The calmest month (with the lowest average wind speed) is February (8.6km/h).

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Average humidity in August
Whitehorse, Canada

Average humidity in August - Whitehorse, Canada
  • Average humidity in August: 71%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is June (58%).

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Average rainfall in August
Whitehorse, Canada

Average rainfall in August - Whitehorse, Canada
  • Average rainfall in August: 39mm

The wettest month (with the highest rainfall) is August (39mm).
The driest month (with the least rainfall) is February (12mm).

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Average rainfall days in August
Whitehorse, Canada

Average rainfall days in August - Whitehorse, Canada
  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is August (16.1 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in August
Whitehorse, Canada

Average snowfall in August - Whitehorse, Canada
  • Average snowfall in August: 5mm

The month with the highest snowfall is January (148mm).
The months with the least snowfall are June and July (0mm).

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Average snowfall days in August
Whitehorse, Canada

Average snowfall days in August - Whitehorse, Canada
  • Average snowfall days in August: 0.2 days

The month with the highest number of snowfall days is November (19.6 days).
The months with the least snowfall days are June and July (0 days).

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Average daylight in August /
Average sunshine in August
Whitehorse, Canada

Average daylight in August / Average sunshine in August - Whitehorse, Canada
  • Average daylight in August: 15h and 4min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is May (Average sunshine: 12h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

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Average sunshine days in August
Whitehorse, Canada

Average sunshine days in August - Whitehorse, Canada
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is May (15.8 days).
The month with the least sunshine days is November (10.5 days).

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Average UV index in August
Whitehorse, Canada

Average UV index in August - Whitehorse, Canada
  • Average UV index in August: 3

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in August
Whitehorse, Canada

Average cloud cover in August - Whitehorse, Canada
  • Average cloud cover in August: 42

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is May (Cloud cover 35).

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Average visibility in August
Whitehorse, Canada

Average visibility in August - Whitehorse, Canada
  • Average visibility in August: 9km

The months with the highest visibility are May, June and July (10km).
The months with the lowest visibility are January, February, March and December (6km).

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Whitehorse, Canada

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