Frost dates in Loudoun County, Virginia
The average last spring frost in Loudoun County falls Apr 13 to Apr 17 and the average first fall frost Oct 24 to Nov 1, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7a to 7b. Places: Ashburn, Brambleton, Cascades, Dulles Town Center, Hamilton, Leesburg. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 20105 | Stone Ridge | Apr 13 | Oct 26 | 7a |
| 20117 | Middleburg | Apr 17 | Nov 1 | 7a |
| 20129 | Apr 16 | Oct 25 | 7a | |
| 20132 | Purcellville | Apr 16 | Oct 25 | 7a |
| 20141 | Round Hill | Apr 16 | Oct 25 | 7a |
| 20147 | Ashburn | Apr 13 | Oct 26 | 7a |
| 20148 | Brambleton | Apr 13 | Oct 26 | 7a |
| 20152 | South Riding | Apr 15 | Oct 24 | 7a |
| 20158 | Hamilton | Apr 16 | Oct 25 | 7a |
| 20164 | Sterling | Apr 13 | Oct 26 | 7b |
| 20165 | Cascades | Apr 13 | Oct 26 | 7b |
| 20166 | Dulles Town Center | Apr 13 | Oct 26 | 7a |
| 20175 | Leesburg | Apr 16 | Oct 25 | 7b |
| 20176 | Leesburg | Apr 16 | Oct 25 | 7a |
| 20180 | Lovettsville | Apr 16 | Oct 25 | 7a |
| 20184 | Upperville | Apr 17 | Nov 1 | 7a |
| 20197 | Waterford | Apr 16 | Oct 25 | 7a |
Nearby counties
Clarke County Manassas city Fairfax County Falls Church city Prince William County Fauquier County
All Virginia counties · Download Virginia frost dates (CSV)
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