Will Pipes Freeze in Wayne County, MS? 5 nights a Year
Freeze nights in Wayne County
In a normal year Wayne County, MS gets 5 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 17% of US counties.
Risk level: Occasional. The risk season runs December to February, worst in January.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 50 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 5 nights |
| Insulated pipe in unheated space | 10°F | under 1 night |
| Inside the heated house | 0°F | none |
Foam-sleeving a bare pipe in unheated space takes it from 5 nights of risk to under 1 night. 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 11/09, last around 03/17. For 20°F: 01/01 to 01/27.
How cold Wayne County nights get
Average winter (Dec-Feb) low: 38°F; the coldest month, January, averages 36°F overnight. 6 months normally bring at least one night below 32°F (Jan, Feb, Mar, Oct, Nov, Dec).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 36°F | 39°F | 45°F | 52°F | 60°F | 68°F | 71°F | 70°F | 65°F | 53°F | 42°F | 38°F |
Wayne County next to its neighbours
Clarke County, MS, 45 km north, gets 4 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Wayne County, MS | - | 50 nights | 5 nights | 36°F |
| Clarke County, MS | 45 km north | 45 nights | 4 nights | 36°F |
| Jones County, MS | 47 km west | 41 nights | 3 nights | 35°F |
| Greene County, MS | 48 km south | 50 nights | 4 nights | 35°F |
| Washington County, AL | 51 km southeast | 50 nights | 4 nights | 34°F |
| Choctaw County, AL | 56 km northeast | 46 nights | 4 nights | 36°F |
| Jasper County, MS | 59 km northwest | 55 nights | 5 nights | 34°F |
Wayne County within MS
Wayne County ranks 43 of 82 MS counties for nights below 20°F. The most is Tishomingo County, MS at 24 nights, with a 30°F average winter low. The fewest is Harrison County, MS: under 1 night, winter lows near 45°F. At 169 ft, Wayne County sits 133 ft below the state's median county elevation of 302 ft.
What to do here
- Keep a night-of routine: drip, open cabinets, keep the heat at 55F or above.
- Foam-sleeve any pipe in the garage or crawlspace once; it is cheap and lasts years.
Which pipe gets which threshold: the 32, 20, 10 and 0 rule.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Waynesboro (2 mi W), MS, 4 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.