May weather forecast and climate
Mississauga, Canada

Weather in May

The last month of the spring, May, is an enjoyable month in Mississauga, Canada, with temperature in the range of an average low of 9.3°C (48.7°F) and an average high of 16.2°C (61.2°F).

Temperature

In Mississauga, the average high-temperature in May increases, from a chilly 9.4°C (48.9°F) in April, to a comfortable 16.2°C (61.2°F). The average low-temperature, is 9.3°C (48.7°F).

Humidity

The average relative humidity in May is 78%.

Rainfall

In Mississauga, during May, the rain falls for 17.6 days and regularly aggregates up to 79mm (3.11") of precipitation. In Mississauga, Canada, during the entire year, the rain falls for 177.2 days and collects up to 786mm (30.94") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Mississauga. May is the last month it regularly snows in Mississauga. During 0.3 snowfall days, in May, Mississauga aggregates 5mm (0.2") 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 Mississauga, the average water temperature is 6°C (42.8°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 14.7h.

Sunshine

In May, the average sunshine in Mississauga is 9.2h.

UV index

In Mississauga, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Mississauga?

The average high-temperature, in May, in Mississauga, is 16.2°C (61.2°F), while the average low-temperature is 9.3°C (48.7°F).

What is the average humidity in May in Mississauga?

In Mississauga, the average relative humidity in May is 78%.

How much does it rain in Mississauga in May?

In May, in Mississauga, the rain falls for 17.6 days. Throughout May, 79mm (3.11") of precipitation is accumulated.

What is the last month it snows in Mississauga?

May is the last month it regularly snows in Mississauga, Canada. During 0.3 snowfall days, in May, Mississauga aggregates 5mm (0.2") of snow.

How cold is the water in May in Mississauga?

In May, the average sea temperature in Mississauga, Canada, is 6°C (42.8°F). 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.

How many hours of daylight does Mississauga have in May?

In May, the average length of the day is 14.7h.

How many hours of sunshine does Mississauga have in May?

The average sunshine in May in Mississauga, Canada, is 9.2h.

How high is the UV index in May in Mississauga?

In May, the average daily maximum UV index in Mississauga, Canada, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in May
Mississauga, Canada

Average temperature in May - Mississauga, Canada
  • Average high temperature in May: 16.2°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 May: 9.3°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 May
Mississauga, Canada

Average pressure in May - Mississauga, Canada
  • Average pressure in May: 1015.4mbar

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 May
Mississauga, Canada

Average wind speed in May - Mississauga, Canada
  • Average wind speed in May: 13.6km/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 May
Mississauga, Canada

Average humidity in May - Mississauga, Canada
  • Average humidity in May: 78%

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 May
Mississauga, Canada

Average rainfall in May - Mississauga, Canada
  • Average rainfall in May: 79mm

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 May
Mississauga, Canada

Average rainfall days in May - Mississauga, Canada
  • Average rainfall days in May: 17.6 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 May
Mississauga, Canada

Average snowfall in May - Mississauga, Canada
  • Average snowfall in May: 5mm

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 May
Mississauga, Canada

Average snowfall days in May - Mississauga, Canada
  • Average snowfall days in May: 0.3 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 May
Mississauga, Canada

Average sea temperature in May - Mississauga, Canada
  • Average sea temperature in May: 6°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 May /
Average sunshine in May
Mississauga, Canada

Average daylight in May / Average sunshine in May - Mississauga, Canada
  • Average daylight in May: 14.7h

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 May: 9.2h

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 May
Mississauga, Canada

Average sunshine days in May - Mississauga, Canada
  • Average sunshine days in May: 11.5 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 May
Mississauga, Canada

Average UV index in May - Mississauga, Canada
  • Average UV index in May: 4

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 May
Mississauga, Canada

Average cloud cover in May - Mississauga, Canada
  • Average cloud cover in May: 39

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 May
Mississauga, Canada

Average visibility in May - Mississauga, Canada
  • Average visibility in May: 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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