Will Pipes Freeze in Glynn County, GA? under 1 night a Year
Freeze nights in Glynn County
In a normal year Glynn County, GA 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 | 9 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 12/25, last around 02/08.
How cold Glynn County nights get
Average winter (Dec-Feb) low: 46°F; the coldest month, January, averages 44°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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 44°F | 47°F | 53°F | 59°F | 67°F | 73°F | 75°F | 75°F | 72°F | 63°F | 53°F | 47°F |
Glynn County next to its neighbours
Camden County, GA, 36 km southwest, gets 2 nights below 20°F to Glynn County's under 1 night.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Glynn County, GA | - | 9 nights | under 1 night | 44°F |
| McIntosh County, GA | 33 km north | 11 nights | under 1 night | 43°F |
| Camden County, GA | 36 km southwest | 27 nights | 2 nights | 39°F |
| Brantley County, GA | 46 km west | 40 nights | 4 nights | 37°F |
| Wayne County, GA | 54 km northwest | 41 nights | 3 nights | 35°F |
| Long County, GA | 64 km north | 27 nights | 1 night | 39°F |
| Liberty County, GA | 66 km north | 20 nights | under 1 night | 41°F |
Glynn County within GA
Glynn County ranks 159 of 159 GA counties for nights below 20°F. The most is Union County, GA at 28 nights, with a 27°F average winter low. At 22 ft, Glynn County sits 398 ft below the state's median county elevation of 420 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 Brunswick, GA, 5 km away (close match). A normal year, not tonight's forecast: check the forecast low for the night itself. Why elevation is part of the blend: how county numbers are made.