September weather forecast and climate
Winnipeg, Canada

What is the temperature in September in Winnipeg?

In September, in Winnipeg, Canada, the average high-temperature is 19°C (66.2°F), and the average low-temperature is 6.4°C (43.5°F).

How much does it rain in Winnipeg in September?

In Winnipeg, Canada, during September, the rain falls for 10.3 days and regularly aggregates up to 45.5mm (1.8") of precipitation.

When does it start to snow in Winnipeg?

September is the first month it typically snows in Winnipeg, Canada. Throughout September, in the average 0.1 snowfall days, it receives 3mm (0.1") of snow.
Average temperature in September - Winnipeg, Canada
  • Average high temperature in September: 19°C

The warmest month (with the highest average high temperature) is July (25.9°C).
The month with the lowest average high temperature is January (-11.3°C).

  • Average low temperature in September: 6.4°C

The month with the highest average low temperature is July (13.5°C).
The coldest month (with the lowest average low temperature) is January (-21.4°C).

Average humidity in September - Winnipeg, Canada
  • Average humidity in September: 54.8%

The month with the highest relative humidity is December (75.1%).
The month with the lowest relative humidity is May (46.7%).

Average rainfall in September - Winnipeg, Canada
  • Average rainfall in September: 45.5mm

The wettest month (with the highest rainfall) is June (90mm).
The driest month (with the lowest rainfall) is January (0.2mm).

Average rainfall days in September - Winnipeg, Canada
  • Average rainfall days in September: 10.3 days

The month with the highest number of rainy days is June (13.3 days).
The month with the lowest number of rainy days is January (0.7 days).

Average snowfall in September - Winnipeg, Canada
  • Average snowfall in September: 3mm

The month with the highest snowfall is January (237mm).
Months with the lowest snowfall are June, July and August (0mm).

Average snowfall days in September - Winnipeg, Canada
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (12.4 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight in September / Average sunshine in September - Winnipeg, Canada
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.3h).
The month with shortest days is December (Average daylight: 8.2h).

  • Average sunshine in September: 6.3h

The month with most sunshine is July (Average sunshine: 9.9h).
The month with least sunshine is November (Average sunshine: 3.1h).

Average UV index in September - Winnipeg, Canada
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 1).

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