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Agroclimatic Atlas of Alberta: Appendix | |
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| | This document is part of the Agroclimatic Atlas of Alberta.
Table A1. Frost dates for locations in Alberta’s agricultural region*
| Station location | Average date of first fall frost | Average date of last spring frost | Frost-free period |
| Aden | September 23 | May 13 | 133 |
| Alder Flats | September 14 | May 21 | 116 |
| Alliance South | September 9 | May 21 | 111 |
| Altawan | September 8 | June 1 | 99 |
| Andrew | September 16 | May 21 | 118 |
| Athabasca 2 | September 11 | May 21 | 113 |
| Atlee | September 14 | May 21 | 116 |
| Baird Lake | September 3 | May 18 | 108 |
| Beaver Lake RS | September 14 | May 24 | 113 |
| Beaverlodge CDA | September 9 | May 23 | 109 |
| Bellis | August 31 | June 5 | 87 |
| Berwyn CDA | September 9 | May 18 | 114 |
| Big Stone | September 17 | May 22 | 118 |
| Bow Valley Prov Park | August 25 | June 2 | 84 |
| Bowden | September 8 | May 23 | 108 |
| Breton | September 22 | May 18 | 127 |
| Brightview | September 17 | May 16 | 124 |
| Brooks ASCHRC | September 13 | May 20 | 116 |
| Brownfield | September 2 | May 29 | 96 |
| Caldwell | September 9 | May 31 | 101 |
| Calgary Int'l A | September 14 | May 20 | 117 |
| Calmar | September 14 | May 19 | 118 |
| Campsie | August 29 | June 2 | 88 |
| Camrose | September 16 | May 15 | 124 |
| Cardston | September 15 | May 27 | 111 |
| Carway | September 1 | June 13 | 80 |
| Cessford | September 8 | June 6 | 94 |
| Chailey | September 17 | May 20 | 120 |
| Chisholm Tower | September 5 | May 25 | 103 |
| Claresholm Waterworks | September 8 | May 28 | 103 |
| Clear Hills | September 9 | May 24 | 108 |
| Cochrane | September 8 | June 1 | 99 |
| Codesa Tower | September 12 | May 19 | 116 |
| Cold Creek RS | August 26 | June 13 | 74 |
| Cold Lake A | September 13 | May 20 | 116 |
| Contracosta Lake | September 13 | May 25 | 111 |
| Coronation | September 12 | May 19 | 116 |
| Craigmyle | September 8 | May 27 | 104 |
| Dakota West | September 3 | May 30 | 96 |
| Deadwood Tower | September 10 | May 23 | 110 |
| Dickson Dam | September 18 | May 12 | 129 |
| Donnelly | September 9 | May 24 | 108 |
| Drumheller | September 17 | May 19 | 121 |
| Eckville South | September 6 | May 28 | 101 |
| Edmonton Muni A | September 24 | May 4 | 143 |
| Edmonton Int'l A | September 13 | May 21 | 115 |
| Edmonton Stony Plain | September 21 | May 10 | 134 |
| Edson A | August 31 | June 8 | 84 |
| Elk Point | August 29 | June 5 | 85 |
| Elmworth CDA | August 25 | June 4 | 82 |
| Empress | September 15 | May 19 | 119 |
| Enilda LO | September 14 | May 21 | 116 |
| Entwistle | September 16 | May 21 | 118 |
| Eureka River | August 18 | June 13 | 66 |
| Fabyan | September 10 | May 25 | 108 |
| Fairview | September 18 | May 15 | 126 |
| Five Mile Creek | August 18 | June 23 | 56 |
| Footner Lake A | August 29 | May 29 | 92 |
| Foremost | September 21 | May 19 | 125 |
| Forestburg Plant Site | September 26 | May 7 | 142 |
| Fort Assiniboine | August 30 | June 6 | 85 |
| Fort Macleod North | September 12 | May 14 | 121 |
| Fort Vermilion | September 2 | May 23 | 102 |
| Ghost Pine Creek | September 8 | May 24 | 107 |
| Gibbons | September 8 | May 18 | 113 |
| Gleichen | September 12 | May 23 | 112 |
| Glenevis | September 11 | May 26 | 108 |
| Grande Prairie A | September 11 | May 18 | 116 |
| Grovedale RS | August 22 | May 24 | 90 |
| Gwynne | September 9 | June 1 | 100 |
| Hackett | September 12 | May 23 | 112 |
| Herronton East | September 13 | May 19 | 117 |
| High Prairie South | September 10 | May 13 | 120 |
| High River | August 31 | June 9 | 83 |
| Highvale | September 26 | May 11 | 138 |
| Hughenden | September 3 | May 25 | 101 |
| Jarvie Hamlet | September 7 | May 22 | 108 |
| Jenner | September 12 | May 14 | 121 |
| Keg River RS | September 6 | June 2 | 96 |
| Keoma | September 8 | May 24 | 107 |
| Kinsella Ranch | September 14 | May 13 | 124 |
| Kinuso | September 9 | May 28 | 104 |
| Knight Lake | August 23 | June 8 | 76 |
| Ksituan | September 7 | May 24 | 106 |
| Lacombe | September 6 | May 27 | 102 |
| Lamont | September 14 | May 22 | 115 |
| Lethbridge A | September 18 | May 17 | 124 |
| Lethbridge CDA | September 20 | May 20 | 123 |
| Lloydminster A | September 15 | May 19 | 119 |
| Madden | September 11 | May 25 | 109 |
| Manning A | September 3 | May 22 | 104 |
| Manyberries | September 19 | May 16 | 126 |
| Masinasin | September 19 | May 22 | 120 |
| Medicine Hat | September 23 | May 14 | 132 |
| Medicine Lodge LO | August 25 | June 12 | 74 |
| Millarville | August 19 | June 22 | 58 |
| Mirror | September 8 | May 17 | 114 |
| Monarch | September 9 | May 29 | 103 |
| Namao | September 21 | May 11 | 133 |
| New Brigden East | September 9 | May 8 | 124 |
| Olds | September 12 | May 21 | 114 |
| Oregon Flats | August 31 | June 1 | 91 |
| Oyen Cappon | September 18 | May 18 | 123 |
| Paradise Valley | September 9 | May 26 | 106 |
| Peace River A | September 8 | May 21 | 110 |
| Picture Butte West | September 20 | May 11 | 132 |
| Pincher Creek A | September 16 | May 20 | 119 |
| Pollockville | September 1 | May 24 | 100 |
| Porcupine LO | September 8 | June 15 | 85 |
| Puskwaskau | September 6 | May 23 | 106 |
| Queenstown | September 18 | May 20 | 121 |
| Ranfurly | September 7 | May 22 | 108 |
| Red Deer A | September 12 | May 20 | 115 |
| Rimbey | September 3 | May 18 | 108 |
| Rocky Mtn House A | September 2 | May 21 | 104 |
| Ronan | August 28 | June 10 | 79 |
| Saddle Hills LO | September 6 | May 25 | 104 |
| Scapa | September 12 | May 24 | 111 |
| Schuler | September 15 | May 25 | 113 |
| Scotfield | September 1 | May 29 | 95 |
| Sedalia East | September 19 | May 13 | 129 |
| Sedgewick | September 13 | May 19 | 117 |
| Shining Bank | September 3 | June 7 | 88 |
| Sibbald | September 8 | May 26 | 105 |
| Sion | September 16 | May 16 | 123 |
| Spirit River RS | September 18 | May 9 | 132 |
| St Lina | August 26 | June 7 | 80 |
| Stettler | September 15 | May 24 | 114 |
| Strathmore East | September 11 | May 22 | 112 |
| Suffield A | September 19 | May 17 | 125 |
| Sundre Garrington | September 3 | May 27 | 99 |
| Taber | September 22 | May 10 | 135 |
| Three Hills South | August 28 | May 24 | 96 |
| Tofield North | September 14 | May 25 | 112 |
| Trochu | September 13 | May 19 | 117 |
| Tulliby Lake | September 4 | May 24 | 103 |
| Valleyview RS | September 18 | May 9 | 132 |
| Vauxhall North | September 16 | May 18 | 121 |
| Vega LO | September 12 | May 16 | 119 |
| Vegreville | September 12 | May 23 | 112 |
| Venice | August 29 | June 6 | 84 |
| Viking | September 13 | May 23 | 113 |
| Vulcan | September 17 | May 21 | 119 |
| Wainwright | September 2 | May 22 | 103 |
| Wandering River RS | September 3 | May 26 | 100 |
| Wanham CDA | September 8 | May 16 | 115 |
| Warner West | September 24 | May 14 | 133 |
| Warwick | August 27 | June 3 | 85 |
| Waterton Lakes R Cabin | August 17 | June 17 | 61 |
| Watino | September 17 | May 19 | 121 |
| Wetaskiwin South | September 18 | May 14 | 127 |
| Whiskey Gap | September 5 | June 11 | 86 |
| Whitecourt A | September 9 | May 22 | 110 |
| Whitemud | September 11 | May 23 | 111 |
| Wildwood Newbery | September 1 | June 11 | 82 |
| Winfield | September 2 | May 31 | 94 |
| Woking CDA | August 30 | June 5 | 86 |
* The stations used in this table have data for 13 or more years during the period from 1971 to 2000. |
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Other Documents in the Series |
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Agroclimatic Atlas of Alberta: Introduction
Agroclimatic Atlas of Alberta: Climate Basics
Agroclimatic Atlas of Alberta: Weather in Alberta
Agroclimatic Atlas of Alberta: Climate of Alberta
Agroclimatic Atlas of Alberta: Understanding Weather and Climate Data
Agroclimatic Atlas of Alberta: Agricultural Climate Elements
Agroclimatic Atlas of Alberta: Soil Moisture Conditions in Alberta
Agroclimatic Atlas of Alberta: Soils and Ecoregions in Alberta
Agroclimatic Atlas of Alberta: Maps
Agroclimatic Atlas of Alberta: Interpolation of Climate Station Data
Agroclimatic Atlas of Alberta: Bibliography
Agroclimatic Atlas of Alberta: Appendix - Current Document
Agroclimatic Atlas of Alberta: Acknowledgements
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For more information about the content of this document, contact Ralph Wright.
This document is maintained by Laura Thygesen.
This information published to the web on September 9, 2003.
Last Reviewed/Revised on April 22, 2014.
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