Will Pipes Freeze in Jackson County, TX? under 1 night a Year
Freeze nights in Jackson County
In a normal year Jackson County, TX gets under 1 night at or below 20°F, the point where bare pipes in a garage, attic or outside wall start to freeze. That is more than 2% of US counties.
Risk level: Rare.
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 | under 1 night |
| 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 12/21, last around 02/01.
How cold Jackson County nights get
Average winter (Dec-Feb) low: 47°F; the coldest month, January, averages 45°F overnight. 4 months normally bring at least one night below 32°F (Jan, Feb, Mar, Dec).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 45°F | 49°F | 55°F | 61°F | 69°F | 75°F | 76°F | 76°F | 72°F | 63°F | 53°F | 47°F |
Jackson County next to its neighbours
Colorado County, TX, 71 km north, gets 1 night below 20°F to Jackson County's under 1 night.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Jackson County, TX | - | 7 nights | under 1 night | 45°F |
| Victoria County, TX | 41 km southwest | 10 nights | under 1 night | 44°F |
| Wharton County, TX | 50 km northeast | 12 nights | under 1 night | 42°F |
| Lavaca County, TX | 57 km northwest | 13 nights | under 1 night | 44°F |
| Calhoun County, TX | 58 km south | 4 nights | under 1 night | 46°F |
| Matagorda County, TX | 61 km east | 6 nights | under 1 night | 44°F |
| Colorado County, TX | 71 km north | 22 nights | 1 night | 40°F |
Jackson County within TX
Jackson County ranks 239 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 58 ft, Jackson County sits 934 ft below the state's median county elevation of 992 ft.
What to do here
- Watch the forecast for a sub-threshold night.
- That night: drip the faucet on an outside wall, open the sink cabinet.
A few nights a year catches houses that were never built for it: pipes in places that rarely freeze.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Pt Comfort, TX, 34 km away (fair 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.