October weather forecast and climate
Mississauga, Canada

Weather in October

October, the same as September, in Mississauga, Canada, is another mild autumn month, with average temperature ranging between min 9.6°C (49.3°F) and max 14.4°C (57.9°F).

Temperature

In Mississauga, Canada, the average high-temperature drops, from a pleasant 21.5°C (70.7°F) in September, to a moderate 14.4°C (57.9°F). In October, in Mississauga, the average low-temperature is 9.6°C (49.3°F).

Humidity

In October, the average relative humidity in Mississauga is 75%.

Rainfall

In October, in Mississauga, Canada, the rain falls for 18.9 days. Throughout October, 73mm (2.87") of precipitation is accumulated. Throughout the year, there are 177.2 rainfall days, and 786mm (30.94") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows in Mississauga. Throughout October, in the average 0.4 snowfall days, it receives 1mm (0.04") of snow. In Mississauga, during the entire year, snow falls for 58.5 days, and aggregates up to 403mm (15.87") of snow.

Sea temperature

In October, the average sea temperature is 14.3°C (57.7°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In Mississauga, the average length of the day is 11h.

Sunshine

In October, the average sunshine is 4.7h.

UV index

In Mississauga, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in October in Mississauga?

In October, the average high-temperature is 14.4°C (57.9°F), and the average low-temperature is 9.6°C (49.3°F).

What is the average humidity in October in Mississauga?

In October, the average relative humidity is 75%.

How much does it rain in Mississauga in October?

In Mississauga, Canada, in October, it is raining for 18.9 days, with typically 73mm (2.87") of accumulated precipitation.

When does it start snowing in Mississauga?

October is the first month it typically snows in Mississauga. Throughout October, in the average 0.4 snowfall days, it receives 1mm (0.04") of snow.

What is the sea water temperature in October in Mississauga?

In Mississauga, the average seawater temperature in October is 14.3°C (57.7°F). Swimming in 14.3°C (57.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

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

In October, the average length of the day is 11h.

How long on average sun shines in October in Mississauga?

The average sunshine in October is 4.7h.

What is the UV index reading in October in Mississauga?

In Mississauga, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.

Average temperature in October
Mississauga, Canada

Average temperature in October - Mississauga, Canada
  • Average high temperature in October: 14.4°C

The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-1.4°C).

  • Average low temperature in October: 9.6°C

The month with the highest average low temperature is July (18.6°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).

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Average pressure in October
Mississauga, Canada

Average pressure in October - Mississauga, Canada
  • Average pressure in October: 1015.7mbar

The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).

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Average wind speed in October
Mississauga, Canada

Average wind speed in October - Mississauga, Canada
  • Average wind speed in October: 17.9km/h

The windiest month (with the highest average wind speed) is January (21km/h).
The calmest month (with the lowest average wind speed) is July (12.1km/h).

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Average humidity in October
Mississauga, Canada

Average humidity in October - Mississauga, Canada
  • Average humidity in October: 75%

Months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is September (74%).

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Average rainfall in October
Mississauga, Canada

Average rainfall in October - Mississauga, Canada
  • Average rainfall in October: 73mm

The wettest month (with the highest rainfall) is July (80mm).
The driest months (with the least rainfall) are September and November (55mm).

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Average rainfall days in October
Mississauga, Canada

Average rainfall days in October - Mississauga, Canada
  • Average rainfall days in October: 18.9 days

The month with the highest number of rainy days is October (18.9 days).
The month with the least rainy days is February (8.8 days).

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Average snowfall in October
Mississauga, Canada

Average snowfall in October - Mississauga, Canada
  • Average snowfall in October: 1mm

The month with the highest snowfall is February (127mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in October
Mississauga, Canada

Average snowfall days in October - Mississauga, Canada
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is February (14.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in October
Mississauga, Canada

Average sea temperature in October - Mississauga, Canada
  • Average sea temperature in October: 14.3°C

The best month for swimming (with the highest average sea temperature) is August (22.3°C).
The coldest months (with the lowest average sea temperature) are February and March (1.4°C).

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Average daylight in October /
Average sunshine in October
Mississauga, Canada

Average daylight in October / Average sunshine in October - Mississauga, Canada
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in October: 4.7h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is January (Average sunshine: 2.8h).

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Average sunshine days in October
Mississauga, Canada

Average sunshine days in October - Mississauga, Canada
  • Average sunshine days in October: 10.3 days

The month with the most sunshine days is September (13 days).
The month with the least sunshine days is January (7.5 days).

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Average UV index in October
Mississauga, Canada

Average UV index in October - Mississauga, Canada
  • Average UV index in October: 3

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in October
Mississauga, Canada

Average cloud cover in October - Mississauga, Canada
  • Average cloud cover in October: 47

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in October
Mississauga, Canada

Average visibility in October - Mississauga, Canada
  • Average visibility in October: 9km

Months with the highest visibility are June, July, August and September (10km).
Months with the lowest visibility are January and February (8km).

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