Will Pipes Freeze in Greene County, VA? 23 nights a Year
Freeze nights in Greene County
In a normal year Greene County, VA gets 23 nights at or below 20°F, the point where bare pipes in a garage, attic or outside wall start to freeze. That is more than 39% of US counties.
Risk level: Regular. The risk season runs November to March, worst in January.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 101 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 23 nights |
| Insulated pipe in unheated space | 10°F | 4 nights |
| Inside the heated house | 0°F | under 1 night |
Foam-sleeving a bare pipe in unheated space takes it from 23 nights of risk to 4 nights. A 12 ft heat-tape kit runs $17 to $37; an average burst-pipe repair is about $500.
Month by month
Nights at or below 20°F in a normal year.
First 32°F night is usually around 11/01, last around 04/03. For 20°F: 12/17 to 02/24.
How cold Greene County nights get
Average winter (Dec-Feb) low: 28°F; the coldest month, January, averages 27°F overnight. 7 months normally bring at least one night below 32°F (Jan, Feb, Mar, Apr, Oct, Nov, Dec). Nights below 10°F, cold enough to freeze insulated pipe in an unheated space, come in January, February: 4 nights a year, and under 1 night below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 27°F | 28°F | 35°F | 44°F | 54°F | 63°F | 67°F | 65°F | 58°F | 46°F | 36°F | 30°F |
Greene County next to its neighbours
Madison County, VA, 21 km northeast, gets 29 nights below 20°F to Greene County's 23 nights. Charlottesville city, VA, 29 km south, gets 22 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Greene County, VA | - | 101 nights | 23 nights | 27°F |
| Madison County, VA | 21 km northeast | 109 nights | 29 nights | 24°F |
| Charlottesville city, VA | 29 km south | 95 nights | 22 nights | 26°F |
| Albemarle County, VA | 31 km south | 91 nights | 21 nights | 26°F |
| Page County, VA | 36 km north | 119 nights | 36 nights | 23°F |
| Harrisonburg city, VA | 38 km northwest | 123 nights | 39 nights | 23°F |
| Orange County, VA | 40 km east | 98 nights | 25 nights | 25°F |
Greene County within VA
Greene County ranks 67 of 133 VA counties for nights below 20°F. The most is Highland County, VA at 62 nights, with a 20°F average winter low. The fewest is Norfolk city, VA: 4 nights, winter lows near 35°F. At 688 ft, Greene County sits 241 ft above the state's median county elevation of 448 ft.
What to do here
- Insulate every pipe in unheated space before the season starts.
- Heat tape on the runs you cannot insulate well.
- Shut off and drain outdoor spigots for the season.
Why 20°F is the line for a garage pipe: how cold before pipes freeze.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Charlottesville Airport, VA, 18 km away (close match). A normal year, not tonight's forecast: check the forecast low for the night itself. How a county figure is built from stations: how the numbers are made.