Will Pipes Freeze in Coryell County, TX? 5 nights a Year
Freeze nights in Coryell County
In a normal year Coryell County, TX 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 16% 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 | 42 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 03/19. For 20°F: 12/21 to 01/30.
How cold Coryell County nights get
Average winter (Dec-Feb) low: 37°F; the coldest month, January, averages 36°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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 36°F | 39°F | 47°F | 54°F | 63°F | 70°F | 72°F | 72°F | 65°F | 55°F | 45°F | 37°F |
Coryell County next to its neighbours
Hamilton County, TX, 46 km northwest, gets 6 nights below 20°F to Coryell County's 5 nights. Bell County, TX, 49 km southeast, gets 3 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Coryell County, TX | - | 42 nights | 5 nights | 36°F |
| Hamilton County, TX | 46 km northwest | 48 nights | 6 nights | 33°F |
| Lampasas County, TX | 47 km southwest | 49 nights | 5 nights | 34°F |
| Bell County, TX | 49 km southeast | 33 nights | 3 nights | 36°F |
| Bosque County, TX | 59 km north | 51 nights | 5 nights | 33°F |
| McLennan County, TX | 59 km east | 36 nights | 3 nights | 36°F |
| Mills County, TX | 76 km west | 38 nights | 4 nights | 33°F |
Coryell County within TX
Coryell County ranks 135 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 925 ft, Coryell County sits 67 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.
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 Gatesville, TX, 10 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.