Frost Dates for Castlewood, VA

Based on data from Nora 4 Sse weather station, 9 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 14
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 1
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost April 22
First Fall Frost October 27

Hard Freeze (28°F)

Last Spring Hard Freeze March 31
First Fall Hard Freeze November 8
36.89°N, -82.28°W © OpenStreetMap

Growing Season

201 Days April 14 to November 1

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 7a

Avg. annual minimum: 0 to 5°F (−18 to −15°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

20° 40° 60° 80°
32°
High: 40°F
Avg: 32°F
Low: 24°F
Jan
36°
High: 44°F
Avg: 36°F
Low: 27°F
Feb
43°
High: 52°F
Avg: 43°F
Low: 34°F
Mar
53°
High: 63°F
Avg: 53°F
Low: 44°F
Apr
62°
High: 71°F
Avg: 62°F
Low: 52°F
May
69°
High: 77°F
Avg: 69°F
Low: 61°F
Jun
72°
High: 80°F
Avg: 72°F
Low: 64°F
Jul
72°
High: 80°F
Avg: 72°F
Low: 63°F
Aug
66°
High: 75°F
Avg: 66°F
Low: 58°F
Sep
56°
High: 64°F
Avg: 56°F
Low: 47°F
Oct
44°
High: 53°F
Avg: 44°F
Low: 36°F
Nov
36°
High: 44°F
Avg: 36°F
Low: 29°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 6.6"
3.5"
3.45"
Jan
4.0"
3.95"
Feb
5.0"
4.97"
Mar
5.6"
5.62"
Apr
6.2"
6.17"
May
6.6"
6.58"
Jun
6.5"
6.47"
Jul
6.6"
6.58"
Aug
5.2"
5.21"
Sep
4.6"
4.59"
Oct
3.9"
3.89"
Nov
4.5"
4.50"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14h14.5h14.5h13.5h12h11h10h9.5h
Jan: 7:08 AM – 4:52 PM · 9h 43m
Feb: 6:41 AM – 5:19 PM · 10h 38m
Mar: 6:09 AM – 5:51 PM · 11h 43m
Apr: 5:31 AM – 6:29 PM · 12h 57m
May: 5:01 AM – 6:59 PM · 13h 59m
Jun: 4:44 AM – 7:16 PM · 14h 32m
Jul: 4:51 AM – 7:09 PM · 14h 18m
Aug: 5:17 AM – 6:43 PM · 13h 25m
Sep: 5:53 AM – 6:07 PM · 12h 13m
Oct: 6:29 AM – 5:31 PM · 11h 01m
Nov: 7:01 AM – 4:59 PM · 9h 59m
Dec: 7:16 AM – 4:44 PM · 9h 28m
Daylight Longest: 14h 33m · Shortest: 9h 27m

Nearby Stations

Clintwood 1w, VA April 29 - October 16 Wise 1se, VAApril 25 - October 18 Lebanon, VAApril 25 - October 16 Breaks Interstate Park, VA April 22 - October 23 Grundy, VAApril 21 - October 26 Whitesburg 2se, KY April 21 - October 22

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview