Loudoun County, Virginia · Frost dates
Loudoun County frost dates.
First-frost, last-frost, and growing-season length for Loudoun County, Virginia. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 05-07
- 20%
- 04-30
- 50%
- 04-16
- 80%
- 04-05
- 90%
- 03-31
First fall frost
- 10%
- 10-07
- 20%
- 10-13
- 50%
- 10-25
- 80%
- 11-02
- 90%
- 11-07
28°F — killing freeze
Last spring freeze
- 10%
- 04-17
- 20%
- 04-12
- 50%
- 04-02
- 80%
- 03-26
- 90%
- 03-20
First fall freeze
- 10%
- 10-21
- 20%
- 10-27
- 50%
- 11-05
- 80%
- 11-14
- 90%
- 11-20
Growing season length (days, 28°F threshold)
- Short year
- 187
- Median
- 217
- Long year
- 245
Source NOAA station
PURCELLVILLE, VA US
5.7 mi · 30 yrs of record (1991–2020) · 510 ft elev.
Data from PURCELLVILLE, VA US, 5.7 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
14-day free trial. No credit card. Cancel anytime.