Average Amount of Cloud in September at Canada's Cities





Pulled together here is information on how cloudy Canadian cities normally are in September.

The tables below give typical monthly totals for the hours of cloudy skies at major cities across the country. The hours only count heavy overcast, when cloud covers anywhere from 80 to 100 percent of the sky.

There are also data on the usual number of days in September that lack sun. These are days with no measurable bright sunshine.

All the numbers are averages of weather statistics collected from 1981 to 2010.

Average amount of cloud in September
City Hours of Cloud Days With No Sun
Abbotsford, British Columbia 320 2
Calgary, Alberta 323 3
Edmonton, Alberta 351 3
Guelph, Ontario 3
Halifax, Nova Scotia 357 4
Hamilton, Ontario 273 3
Kelowna, British Columbia 1
Kingston, Ontario 305 4
London, Ontario 314 4
City Hours of Cloud Days With No Sun
Moncton, New Brunswick 332 3
Montréal, Quebec 342 3
Ottawa, Ontario 328 2
Peterborough, Ontario 3
Québec City, Quebec 368 4
Regina, Saskatchewan 308 3
Saguenay, Quebec 410
Saskatoon, Saskatchewan 339 3
Sherbrooke, Quebec 371 4
City Hours of Cloud Days With No Sun
St. Catharines - Niagara, Ontario 2
Saint John, New Brunswick 358 5
St. John's, Newfoundland 444 4
Sudbury, Ontario 363 4
Thunder Bay, Ontario 370 4
Toronto, Ontario 323 3
Vancouver, British Columbia 292 2
Victoria, British Columbia 278 1
Windsor, Ontario 305
Winnipeg, Manitoba 325 3
Reference

Environment Canada. Meteorological Service of Canada. Canadian Climate Normals. 1981-2010 Climate Normals & Averages.

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