Will Pipes Freeze in San Patricio County, TX? No Normal Risk Nights
Freeze nights in San Patricio County
A normal winter in San Patricio County, TX never drops to 20°F, the point where bare pipes in unheated space start to freeze.
Risk level: No normal risk nights.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 7 nights |
| Bare pipe in garage, attic or outside wall | 20°F | none |
| Insulated pipe in unheated space | 10°F | none |
| Inside the heated house | 0°F | none |
Month by month
Nights at or below 20°F in a normal year.
First 32°F night is usually around 12/17, last around 02/01.
How cold San Patricio County nights get
Average winter (Dec-Feb) low: 47°F; the coldest month, January, averages 45°F overnight. 3 months normally bring at least one night below 32°F (Jan, Feb, Dec).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 45°F | 49°F | 55°F | 62°F | 69°F | 74°F | 76°F | 76°F | 71°F | 63°F | 54°F | 47°F |
San Patricio County next to its neighbours
The six closest counties all sit within a night of San Patricio County.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| San Patricio County, TX | - | 7 nights | none | 45°F |
| Nueces County, TX | 30 km south | 4 nights | none | 47°F |
| Refugio County, TX | 49 km northeast | 10 nights | under 1 night | 45°F |
| Bee County, TX | 50 km northwest | 9 nights | under 1 night | 44°F |
| Aransas County, TX | 55 km east | 5 nights | under 1 night | 48°F |
| Jim Wells County, TX | 64 km southwest | 4 nights | none | 47°F |
| Kleberg County, TX | 65 km south | 6 nights | under 1 night | 46°F |
San Patricio County within TX
San Patricio County ranks 246 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 53 ft, San Patricio County sits 940 ft below the state's median county elevation of 992 ft.
What to do here
- Disconnect hoses in a cold snap; no routine prep needed.
Why the rare freeze catches houses unprepared: freezes in warm places.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Sinton, TX, 4 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.