Will Pipes Freeze in Ellis County, TX? 3 nights a Year
Freeze nights in Ellis County
In a normal year Ellis County, TX gets 3 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 13% 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 | 36 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 3 nights |
| Insulated pipe in unheated space | 10°F | none |
| Inside the heated house | 0°F | none |
Foam-sleeving a bare pipe in unheated space takes it from 3 nights of risk to none. 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 11/16, last around 03/16. For 20°F: 12/31 to 01/31.
How cold Ellis County nights get
Average winter (Dec-Feb) low: 37°F; the coldest month, January, averages 35°F overnight. 5 months normally bring at least one night below 32°F (Jan, Feb, Mar, Nov, Dec).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 35°F | 38°F | 45°F | 53°F | 63°F | 71°F | 74°F | 74°F | 67°F | 55°F | 45°F | 37°F |
Ellis County next to its neighbours
Johnson County, TX, 53 km west, gets 4 nights below 20°F to Ellis County's 3 nights. Navarro County, TX, 45 km southeast, gets 3 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Ellis County, TX | - | 36 nights | 3 nights | 35°F |
| Navarro County, TX | 45 km southeast | 32 nights | 3 nights | 36°F |
| Dallas County, TX | 47 km north | 28 nights | 2 nights | 37°F |
| Hill County, TX | 51 km southwest | 37 nights | 3 nights | 34°F |
| Johnson County, TX | 53 km west | 40 nights | 4 nights | 33°F |
| Kaufman County, TX | 55 km northeast | 45 nights | 4 nights | 34°F |
| Tarrant County, TX | 66 km northwest | 32 nights | 3 nights | 36°F |
Ellis County within TX
Ellis County ranks 147 of 254 TX counties for nights below 20°F. The most is Lipscomb County, TX at 57 nights, with a 20°F average winter low. The fewest is Cameron County, TX: none, winter lows near 54°F. At 495 ft, Ellis County sits 497 ft below the state's median county elevation of 992 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.
Few hard nights means pipes are rarely built for them; see freezes in warm places.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Waxahachie, TX, 10 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.