Jonagold (Apple): 750 chill hours
Jonagold needs roughly 750 chill hours below 45°F to break dormancy properly. Of the 150 fruit-growing locations tracked here, 89 reach that comfortably in an average winter and 10 are marginal.
Chill requirement
| Variety | Species | Requirement | Source |
|---|---|---|---|
| Jonagold | Apple | 750 hours (45°F Hours model) | wheretobuy.davewilson.com |
Requirements are the representative 45°F-hours figures bundled with ChillCast, each taken from the published source linked above. Nurseries publish slightly different numbers for the same variety, so treat this as a mid-range value.
Where Jonagold gets enough chill
Each location is compared with its ten-season average chill from NASA POWER. A location fits when the requirement is at or below 90% of its average, and is marginal up to 110%. Locations with their own page are linked; the rest are listed for comparison.
Australia
Fits (12)
| Location | Region | Average chill |
|---|---|---|
| Huonville | Tasmania | 1700 hours |
| Batlow | New South Wales | 1604 hours |
| Orange | New South Wales | 1494 hours |
| Bathurst | New South Wales | 1494 hours |
| Healesville | Victoria | 1440 hours |
| Launceston | Tasmania | 1342 hours |
| Bacchus Marsh | Victoria | 1317 hours |
| Young | New South Wales | 1264 hours |
| Ararat | Victoria | 1246 hours |
| Shepparton | Victoria | 1141 hours |
| Cobram | Victoria | 982 hours |
| Griffith | New South Wales | 886 hours |
Marginal (2)
| Location | Region | Average chill |
|---|---|---|
| Clare | South Australia | 748 hours |
| Hobart | Tasmania | 707 hours |
Canada
Fits (8)
| Location | Region | Average chill |
|---|---|---|
| Vancouver | British Columbia | 1984 hours |
| Abbotsford | British Columbia | 1965 hours |
| Victoria | British Columbia | 1888 hours |
| Niagara-on-the-Lake | Ontario | 1457 hours |
| Toronto | Ontario | 1457 hours |
| St. Catharines | Ontario | 1303 hours |
| Simcoe | Ontario | 1064 hours |
| Kentville | Nova Scotia | 869 hours |
New Zealand
Fits (5)
| Location | Region | Average chill |
|---|---|---|
| Cromwell | Otago | 1893 hours |
| Alexandra | Otago | 1893 hours |
| Nelson | Nelson Region | 1668 hours |
| Blenheim | Marlborough | 1415 hours |
| Christchurch | Canterbury | 1414 hours |
South Africa
Fits (5)
| Location | Region | Average chill |
|---|---|---|
| Ficksburg | Free State | 1316 hours |
| Bethlehem | Free State | 1115 hours |
| Ceres | Western Cape | 885 hours |
| Wolseley | Western Cape | 885 hours |
| Worcester | Western Cape | 885 hours |
Marginal (1)
| Location | Region | Average chill |
|---|---|---|
| Johannesburg | Gauteng | 769 hours |
Spain
Fits (8)
| Location | Region | Average chill |
|---|---|---|
| León | Castille and León | 1712 hours |
| Calatayud | Aragon | 1585 hours |
| Logroño | La Rioja | 1539 hours |
| Madrid | Madrid | 1473 hours |
| Albacete | Castille-La Mancha | 1336 hours |
| Lleida | Catalonia | 1208 hours |
| Zaragoza | Aragon | 1179 hours |
| Badajoz | Extremadura | 918 hours |
Marginal (2)
| Location | Region | Average chill |
|---|---|---|
| Valencia | Valencia | 723 hours |
| Granada | Andalusia | 711 hours |
Turkey
Fits (11)
| Location | Region | Average chill |
|---|---|---|
| Isparta | Isparta | 1466 hours |
| Eğirdir | Isparta | 1466 hours |
| Karaman | Karaman | 1429 hours |
| İnegol | Bursa Province | 1339 hours |
| Konya | Konya | 1330 hours |
| Malatya | Malatya | 1329 hours |
| Ankara | Ankara | 1301 hours |
| Amasya | Amasya | 1292 hours |
| Niğde | Niğde Province | 1291 hours |
| Denizli | Denizli | 1279 hours |
| Bursa | Bursa Province | 1250 hours |
United States
Fits (40)
| Location | Region | Average chill |
|---|---|---|
| Mount Vernon | Washington | 2084 hours |
| Seattle | Washington | 1949 hours |
| Portland | Oregon | 1814 hours |
| Medford | Oregon | 1706 hours |
| Salem | Oregon | 1706 hours |
| Hood River | Oregon | 1569 hours |
| The Dalles | Oregon | 1569 hours |
| Prosser | Washington | 1478 hours |
| Walla Walla | Washington | 1375 hours |
| Caldwell | Idaho | 1332 hours |
| Hammonton | New Jersey | 1272 hours |
| Boise | Idaho | 1258 hours |
| Yakima | Washington | 1223 hours |
| Benton Harbor | Michigan | 1202 hours |
| Erie | Pennsylvania | 1190 hours |
| Winchester | Virginia | 1176 hours |
| Charlottesville | Virginia | 1160 hours |
| Spokane | Washington | 1146 hours |
| Traverse City | Michigan | 1134 hours |
| Biglerville | Pennsylvania | 1124 hours |
| Hendersonville | North Carolina | 1122 hours |
| Las Cruces | New Mexico | 1070 hours |
| Geneva | New York | 1058 hours |
| Spartanburg | South Carolina | 1041 hours |
| Cornelia | Georgia | 1037 hours |
| Willcox | Arizona | 1033 hours |
| Rochester | New York | 1031 hours |
| Lubbock | Texas | 1021 hours |
| Napa | California | 1016 hours |
| Bakersfield | California | 996 hours |
| Salt Lake City | Utah | 938 hours |
| Grand Rapids | Michigan | 937 hours |
| Wenatchee | Washington | 924 hours |
| Edgefield | South Carolina | 916 hours |
| Atlanta | Georgia | 912 hours |
| Davis | California | 910 hours |
| Modesto | California | 901 hours |
| Hollister | California | 862 hours |
| Dallas | Texas | 842 hours |
| Chico | California | 834 hours |
Marginal (5)
| Location | Region | Average chill |
|---|---|---|
| Stockton | California | 760 hours |
| Palisade | Colorado | 758 hours |
| Fort Valley | Georgia | 748 hours |
| Sacramento | California | 725 hours |
| Fresno | California | 706 hours |
Other apple varieties
- Dorsett Golden — 100 hours
- Einshemer — 100 hours
- Anna — 200 hours
- Beverly Hills — 300 hours
- Pettingill — 300 hours
- Fuji — 400 hours
- Gordon — 400 hours
- Granny Smith — 400 hours
- Gala — 500 hours
- Pink Lady — 550 hours
- Braeburn — 700 hours
- Golden Delicious — 700 hours
- Gravenstein — 700 hours
- Jonathan — 750 hours
- Honeycrisp — 800 hours
- Cortland — 800 hours
- Cox Orange Pippin — 800 hours
- Liberty — 800 hours
- Winesap — 800 hours
- McIntosh — 900 hours
- Rome Beauty — 1000 hours
Track this season in ChillCast
ChillCast tracks this season's chill against the 750 hours Jonagold needs, wherever you grow it.
Generated
This page was generated on 2026-09-06.
About this data
Values are NASA POWER regional estimates (about 0.5° grid), not orchard measurements. Check your local extension service for station data.
Source: NASA POWER hourly 2-metre air temperature (MERRA-2). NASA does not endorse ChillCast.