Will Pipes Freeze in Rutherford County, NC? 19 nights a Year
Freeze nights in Rutherford County
In a normal year Rutherford County, NC gets 19 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 36% 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 | 96 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 19 nights |
| Insulated pipe in unheated space | 10°F | 2 nights |
| Inside the heated house | 0°F | none |
Foam-sleeving a bare pipe in unheated space takes it from 19 nights of risk to 2 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 10/27, last around 04/11. For 20°F: 12/01 to 03/03.
How cold Rutherford County nights get
Average winter (Dec-Feb) low: 29°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: 2 nights a year, and none below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 27°F | 30°F | 35°F | 44°F | 53°F | 63°F | 67°F | 66°F | 59°F | 46°F | 35°F | 30°F |
Rutherford County next to its neighbours
McDowell County, NC, 33 km north, gets 27 nights below 20°F to Rutherford County's 19 nights. Polk County, NC, 26 km southwest, gets 12 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Rutherford County, NC | - | 96 nights | 19 nights | 27°F |
| Polk County, NC | 26 km southwest | 77 nights | 12 nights | 29°F |
| McDowell County, NC | 33 km north | 103 nights | 27 nights | 27°F |
| Cleveland County, NC | 34 km east | 88 nights | 16 nights | 27°F |
| Burke County, NC | 43 km northeast | 90 nights | 17 nights | 28°F |
| Cherokee County, SC | 48 km southeast | 92 nights | 18 nights | 27°F |
| Henderson County, NC | 51 km west | 88 nights | 15 nights | 27°F |
Rutherford County within NC
Rutherford County ranks 25 of 100 NC counties for nights below 20°F. The most is Swain County, NC at 49 nights, with a 24°F average winter low. The fewest is Carteret County, NC: 3 nights, winter lows near 39°F. At 869 ft, Rutherford County sits 396 ft above the state's median county elevation of 473 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 Forest City (8 mi W), NC, 12 km away (close match). A normal year, not tonight's forecast: check the forecast low for the night itself. What a "fair" or "distant" station match means is in the method guide.