Will Pipes Freeze in St. Landry Parish, LA? under 1 night a Year
Freeze nights in St. Landry Parish
In a normal year St. Landry Parish, LA 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 6% of US counties.
Risk level: Rare. The risk season runs January to January, worst in January.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 17 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 |
Foam-sleeving a bare pipe in unheated space takes it from under 1 night 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 11/23, last around 02/28. For 20°F: 01/07 to 01/16.
How cold St. Landry Parish nights get
Average winter (Dec-Feb) low: 44°F; the coldest month, January, averages 42°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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 42°F | 45°F | 51°F | 57°F | 65°F | 71°F | 73°F | 73°F | 68°F | 58°F | 49°F | 44°F |
St. Landry Parish next to its neighbours
The six closest counties all sit within a night of St. Landry Parish.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| St. Landry Parish, LA | - | 17 nights | under 1 night | 42°F |
| Pointe Coupee Parish, LA | 39 km east | 23 nights | under 1 night | 40°F |
| Evangeline Parish, LA | 43 km west | 19 nights | under 1 night | 40°F |
| Lafayette Parish, LA | 43 km south | 18 nights | under 1 night | 41°F |
| Acadia Parish, LA | 52 km southwest | 16 nights | under 1 night | 41°F |
| Avoyelles Parish, LA | 56 km north | 23 nights | under 1 night | 39°F |
| St. Martin Parish, LA | 63 km southeast | 15 nights | under 1 night | 42°F |
St. Landry Parish within LA
St. Landry Parish ranks 39 of 64 LA counties for nights below 20°F. The most is Claiborne Parish, LA at 5 nights, with a 34°F average winter low. The fewest is Plaquemines Parish, LA: none, winter lows near 49°F. At 27 ft, St. Landry Parish sits close to the state's median county elevation of 70 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.
Why rare cold catches people out - freezes 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 Grand Coteau, LA, 19 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.