Will Pipes Freeze in Pemiscot County, MO? 14 nights a Year
Freeze nights in Pemiscot County
In a normal year Pemiscot County, MO gets 14 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 31% of US counties.
Risk level: Regular. The risk season runs December to March, worst in January.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 73 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 14 nights |
| Insulated pipe in unheated space | 10°F | 3 nights |
| Inside the heated house | 0°F | under 1 night |
Foam-sleeving a bare pipe in unheated space takes it from 14 nights of risk to 3 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 11/09, last around 03/24. For 20°F: 12/24 to 02/16.
How cold Pemiscot County nights get
Average winter (Dec-Feb) low: 31°F; the coldest month, January, averages 29°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, December: 3 nights a year, and under 1 night below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 29°F | 32°F | 40°F | 50°F | 60°F | 68°F | 72°F | 70°F | 62°F | 50°F | 40°F | 32°F |
Pemiscot County next to its neighbours
Dunklin County, MO, 26 km west, gets 17 nights below 20°F to Pemiscot County's 14 nights. Mississippi County, AR, 55 km southwest, gets 11 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Pemiscot County, MO | - | 73 nights | 14 nights | 29°F |
| Dunklin County, MO | 26 km west | 81 nights | 17 nights | 28°F |
| Lake County, TN | 30 km northeast | 77 nights | 17 nights | 28°F |
| Dyer County, TN | 39 km southeast | 72 nights | 16 nights | 28°F |
| New Madrid County, MO | 44 km north | 72 nights | 16 nights | 28°F |
| Lauderdale County, TN | 52 km south | 68 nights | 14 nights | 29°F |
| Mississippi County, AR | 55 km southwest | 63 nights | 11 nights | 31°F |
Pemiscot County within MO
Pemiscot County ranks 115 of 115 MO counties for nights below 20°F. The most is Caldwell County, MO at 65 nights, with a 19°F average winter low. At 264 ft, Pemiscot County sits 578 ft below the state's median county elevation of 842 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 Caruthersville, MO, 12 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.