Will Pipes Freeze in Posey County, IN? 24 nights a Year
Freeze nights in Posey County
In a normal year Posey County, IN gets 24 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 40% 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 | 86 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 24 nights |
| Insulated pipe in unheated space | 10°F | 7 nights |
| Inside the heated house | 0°F | 1 night |
Foam-sleeving a bare pipe in unheated space takes it from 24 nights of risk to 7 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 10/28, last around 04/07. For 20°F: 12/01 to 03/06.
How cold Posey County nights get
Average winter (Dec-Feb) low: 26°F; the coldest month, January, averages 23°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: 7 nights a year, and 1 night below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 23°F | 26°F | 34°F | 44°F | 55°F | 64°F | 67°F | 65°F | 58°F | 46°F | 36°F | 28°F |
Posey County next to its neighbours
White County, IL, 28 km west, gets 32 nights below 20°F to Posey County's 24 nights. Vanderburgh County, IN, 25 km east, gets 21 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Posey County, IN | - | 86 nights | 24 nights | 23°F |
| Vanderburgh County, IN | 25 km east | 81 nights | 21 nights | 26°F |
| White County, IL | 28 km west | 103 nights | 32 nights | 21°F |
| Henderson County, KY | 37 km southeast | 93 nights | 27 nights | 24°F |
| Gibson County, IN | 41 km northeast | 101 nights | 32 nights | 21°F |
| Union County, KY | 42 km south | 82 nights | 22 nights | 25°F |
| Gallatin County, IL | 43 km southwest | 86 nights | 22 nights | 25°F |
Posey County within IN
Posey County ranks 88 of 92 IN counties for nights below 20°F. The most is Steuben County, IN at 63 nights, with a 19°F average winter low. The fewest is Floyd County, IN: 19 nights, winter lows near 29°F. At 380 ft, Posey County sits 379 ft below the state's median county elevation of 759 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.
When to have the house ready: when freeze season starts.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Mount Vernon, IN, 11 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.