Long term weather forecast
Long term weather forecast

September weather forecast and Climate
Winnipeg, Canada

  • Average high temperature in September: 66.2°F

Warmest month (with highest average high temperature) is July (78.6°F).
Month with lowest average high temperature is January (11.7°F).

  • Average low temperature in September: 43.5°F

Month with highest average low temperature is July (56.3°F).
Coldest month (with lowest average low temperature) is January (-6.5°F).

  • Average humidity in September: 54.8%

Month with highest relative humidity is December (75.1%).
Month with lowest relative humidity is May (46.7%).

  • Average rainfall in September: 1.8"

Wettest month (with highest rainfall) is June (3.5").
Driest month (with lowest rainfall) is January (0").

  • Average rainfall days in September: 10.3 days

Month with highest number of rainy days is June (13.3 days).
Month with lowest number of rainy days is January (0.7 days).

  • Average snowfall in September: 0.1"

Month with highest snowfall is January (9.3").
Months with lowest snowfall are June, July and August (0").

  • Average snowfall days in September: 0.1 days

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

  • Average daylight in September: 13h

Months with longest days are June and July (Average daylight: 16h).
Month with shortest days is December (Average daylight: 8h).

  • Average sunshine in September: 6.3h

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

  • Average UV index in September: 4

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