Will Pipes Freeze in Huron County, OH? 47 nights a Year
Freeze nights in Huron County
In a normal year Huron County, OH gets 47 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 62% of US counties.
Risk level: Severe. The risk season runs November to March, worst in January.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 123 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 47 nights |
| Insulated pipe in unheated space | 10°F | 17 nights |
| Inside the heated house | 0°F | 5 nights |
Foam-sleeving a bare pipe in unheated space takes it from 47 nights of risk to 17 nights. 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 10/25, last around 04/25. For 20°F: 11/29 to 03/22.
How cold Huron County nights get
Average winter (Dec-Feb) low: 21°F; the coldest month, January, averages 19°F overnight. 7 months normally bring at least one night below 32°F (Jan, Feb, Mar, Apr, Oct, Nov, Dec). Nights below 10°F, cold enough to freeze insulated pipe in an unheated space, come in January, February, March, December: 17 nights a year, and 5 nights below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19°F | 20°F | 28°F | 38°F | 50°F | 59°F | 63°F | 61°F | 54°F | 43°F | 34°F | 25°F |
Huron County next to its neighbours
Richland County, OH, 41 km south, gets 50 nights below 20°F to Huron County's 47 nights. Erie County, OH, 28 km north, gets 41 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Huron County, OH | - | 123 nights | 47 nights | 19°F |
| Erie County, OH | 28 km north | 113 nights | 41 nights | 21°F |
| Richland County, OH | 41 km south | 129 nights | 50 nights | 18°F |
| Crawford County, OH | 43 km southwest | 129 nights | 51 nights | 20°F |
| Ashland County, OH | 43 km southeast | 136 nights | 53 nights | 18°F |
| Seneca County, OH | 45 km west | 123 nights | 49 nights | 19°F |
| Lorain County, OH | 48 km northeast | 117 nights | 42 nights | 20°F |
Huron County within OH
Huron County ranks 37 of 88 OH counties for nights below 20°F. The most is Williams County, OH at 61 nights, with a 19°F average winter low. The fewest is Scioto County, OH: 28 nights, winter lows near 24°F. At 916 ft, Huron County sits close to the state's median county elevation of 916 ft.
What to do here
- Treat it as a building fix, not a night-of routine: insulate, heat tape, seal crawlspace vents.
- An automatic leak shutoff pays for itself if one burst is avoided.
- Know where the main shutoff is before the first hard freeze.
The dates to be done by: when freeze season starts and ends.
Where this comes from
NOAA 1991-2020 climate normals, blended from 3 nearby stations and adjusted for elevation; closest is Norwalk Wastewater Plant, OH, 14 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.