Calgary
Canada
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Calgary, Canada

A view of the magnificent skyscrapers of the city of Calgary, Canada, on a mildly sunny day
A view of the magnificent skyscrapers of the city of Calgary, Canada, on a mildly sunny day
October, like September, in Calgary, Canada, is a cool autumn month, with average temperature fluctuating between -1.4°C (29.5°F) and 11.7°C (53.1°F).

Temperature

In Calgary, the average high-temperature in October drops, from a comfortable 17.8°C (64°F) in September, to a fresh 11.7°C (53.1°F). In October, the average low-temperature is -1.4°C (29.5°F).

Humidity

The average relative humidity in October is 44.3%.

Rainfall

In Calgary, Canada, in October, during 4.2 rainfall days, 7.5mm (0.3") of precipitation is typically accumulated. In Calgary, during the entire year, the rain falls for 68 days and collects up to 326.7mm (12.9") of precipitation.

Snowfall

January through June, September through December are months with snowfall.

Daylight

The average length of the day in Calgary is 10.7h.

Sunshine

The average sunshine in Calgary is 5.7h.

UV index

In October, the average daily maximum UV index in Calgary is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the UV radiation for the average person.
In October, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in October in Calgary?

In Calgary, Canada, in October, the average high-temperature is 11.7°C (53.1°F), and the average low-temperature is -1.4°C (29.5°F).

What is the average humidity in October in Calgary?

In October, the average relative humidity in Calgary is 44.3%.

How many days does it rain in October in Calgary?

In October, in Calgary, the rain falls for 4.2 days. Throughout October, 7.5mm (0.3") of precipitation is accumulated.

How much does it snow in Calgary in October?

In October, it is snowing for 4.1 days. Throughout October, 100mm (3.9") of snow is accumulated.

What is the average length of the day in October in Calgary?

The average length of the day in October is 10.7h.

How long on average sun shines in October in Calgary?

In Calgary, the average sunshine in October is 5.7h.

How high is the UV index in October in Calgary?

The average daily maximum UV index in October in Calgary is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in October - Calgary, Canada
  • Average high temperature in October: 11.7°C

The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (-0.9°C).

  • Average low temperature in October: -1.4°C

The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is January (-13.2°C).

Average humidity in October - Calgary, Canada
  • Average humidity in October: 44.3%

The month with the highest relative humidity is December (55.3%).
The month with the lowest relative humidity is April (40.7%).

Average rainfall in October - Calgary, Canada
  • Average rainfall in October: 7.5mm

The wettest month (with the highest rainfall) is June (93.9mm).
Driest months (with the lowest rainfall) are January and February (0.1mm).

Average rainfall days in October - Calgary, Canada
  • Average rainfall days in October: 4.2 days

The month with the highest number of rainy days is June (13.8 days).
The month with the lowest number of rainy days is February (0.2 days).

Average snowfall in October - Calgary, Canada
  • Average snowfall in October: 100mm

The month with the highest snowfall is March (227mm).
Months with the lowest snowfall are July and August (0mm).

Average snowfall days in October - Calgary, Canada
  • Average snowfall days in October: 4.1 days

The month with the highest number of snowfall days is March (9.5 days).
The month with the lowest number of snowfall days is July (0 days).

Average daylight in October / Average sunshine in October - Calgary, Canada
  • Average daylight in October: 10.7h

The month with the longest days is June (Average daylight: 16.5h).
The month with shortest days is December (Average daylight: 8h).

  • Average sunshine in October: 5.7h

The month with most sunshine is July (Average sunshine: 10.1h).
The month with least sunshine is December (Average sunshine: 3.7h).

Average UV index in October - Calgary, Canada
  • Average UV index in October: 2

Months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 0).