Will Pipes Freeze in Llano County, TX? 6 nights a Year
Freeze nights in Llano County
In a normal year Llano County, TX gets 6 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 19% 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 | 6 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 6 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 11/10, last around 03/20. For 20°F: 12/19 to 01/26.
How cold Llano County nights get
Average winter (Dec-Feb) low: 36°F; the coldest month, January, averages 34°F overnight. 7 months normally bring at least one night below 32°F (Jan, Feb, Mar, Apr, Oct, Nov, Dec).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 34°F | 39°F | 46°F | 53°F | 64°F | 70°F | 73°F | 72°F | 66°F | 55°F | 44°F | 36°F |
Llano County next to its neighbours
Burnet County, TX, 47 km east, gets 3 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Llano County, TX | - | 50 nights | 6 nights | 34°F |
| Burnet County, TX | 47 km east | 34 nights | 3 nights | 36°F |
| Gillespie County, TX | 49 km southwest | 42 nights | 5 nights | 34°F |
| San Saba County, TX | 51 km north | 50 nights | 5 nights | 33°F |
| Mason County, TX | 53 km west | 50 nights | 5 nights | 34°F |
| Blanco County, TX | 56 km southeast | 42 nights | 4 nights | 35°F |
| Lampasas County, TX | 69 km northeast | 49 nights | 5 nights | 34°F |
Llano County within TX
Llano County ranks 115 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 1,075 ft, Llano County sits 82 ft above 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 Llano, TX, 5 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.