City,Province,Average Last Spring Frost,Average First Fall Frost,Frost-Free Days,Hardiness Zone,Source,Licence
Calgary,AB,May 23,September 21,121,3b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Edmonton,AB,May 14,September 23,132,4a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Lethbridge,AB,May 14,September 27,136,5a/5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Red Deer,AB,May 19,September 13,117,4b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Abbotsford,BC,April 11,November 1,204,8a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Burnaby,BC,March 15,November 15,245,8a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Chilliwack,BC,April 7,November 7,214,8a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Kamloops,BC,May 4,October 9,158,6b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Kelowna,BC,May 5,October 15,163,6b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Nanaimo,BC,March 20,November 15,240,8b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Surrey,BC,March 15,November 15,245,8a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Vancouver,BC,March 15,November 30,260,8b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Victoria,BC,March 10,December 15,280,8b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Winnipeg,MB,May 25,September 20,118,3a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Fredericton,NB,May 17,September 26,132,5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Moncton,NB,May 15,September 28,136,5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Saint John,NB,May 8,October 8,153,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
St. John's,NL,May 24,October 13,142,5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Halifax,NS,May 10,October 18,161,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Barrie,ON,May 21,September 24,126,5a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Brampton,ON,April 25,October 22,180,6a/6b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Guelph,ON,May 7,October 5,151,5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Hamilton,ON,April 25,October 28,186,6b/7a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Kitchener,ON,May 1,October 18,170,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
London,ON,April 22,October 18,179,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Mississauga,ON,April 20,October 28,191,6b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Oshawa,ON,April 29,October 15,169,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Ottawa,ON,May 9,October 12,156,5a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
St. Catharines,ON,April 15,October 28,196,6b/7a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Sudbury,ON,May 31,September 17,109,4b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Toronto,ON,April 20,November 1,195,6b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Windsor,ON,April 20,October 28,191,7a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Charlottetown,PE,May 10,October 14,157,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Laval,QC,April 28,October 10,165,6a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Montréal,QC,May 9,October 7,151,5b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Québec City,QC,May 17,September 28,134,4b/5a,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Regina,SK,May 21,September 17,119,3b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data
Saskatoon,SK,May 25,September 12,110,3b,"Environment and Climate Change Canada climate normals 1991-2020, compiled by GrowersGuide.ca",Free to use with attribution to https://growersguide.ca/canadian-frost-dates-data