Will Pipes Freeze in Humboldt County, NV? 64 nights a Year
Freeze nights in Humboldt County
In a normal year Humboldt County, NV gets 64 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 74% of US counties.
Risk level: Severe. The risk season runs October to April, worst in December.
It depends where the pipe is
| Pipe | Freezes near | Nights a year |
|---|---|---|
| Outdoor spigot, open crawlspace | 32°F | 173 nights |
| Bare pipe in garage, attic or outside wall | 20°F | 64 nights |
| Insulated pipe in unheated space | 10°F | 20 nights |
| Inside the heated house | 0°F | 4 nights |
Foam-sleeving a bare pipe in unheated space takes it from 64 nights of risk to 20 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 09/11, last around 06/02. For 20°F: 10/19 to 04/15.
How cold Humboldt County nights get
Average winter (Dec-Feb) low: 20°F; the coldest month, December, averages 19°F overnight. 10 months normally bring at least one night below 32°F (Jan, Feb, Mar, Apr, May, Jun, Sep, Oct, Nov, Dec). Nights below 10°F, cold enough to freeze insulated pipe in an unheated space, come in January, February, November, December: 20 nights a year, and 4 nights below zero.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 19°F | 23°F | 28°F | 32°F | 40°F | 46°F | 53°F | 50°F | 42°F | 32°F | 24°F | 19°F |
Humboldt County next to its neighbours
Pershing County, NV, 110 km south, gets 65 nights below 20°F to Humboldt County's 64 nights. Washoe County, NV, 149 km southwest, gets 54 nights.
| County | Distance | Below 32°F | Below 20°F | Jan low |
|---|---|---|---|---|
| Humboldt County, NV | - | 173 nights | 64 nights | 19°F |
| Pershing County, NV | 110 km south | 171 nights | 65 nights | 20°F |
| Washoe County, NV | 149 km southwest | 164 nights | 54 nights | 21°F |
| Lander County, NV | 191 km southeast | 192 nights | 83 nights | 17°F |
| Harney County, OR | 197 km north | 192 nights | 67 nights | 19°F |
| Malheur County, OR | 203 km north | 181 nights | 68 nights | 20°F |
| Owyhee County, ID | 206 km northeast | 166 nights | 56 nights | 21°F |
Humboldt County within NV
Humboldt County ranks 7 of 17 NV counties for nights below 20°F. The most is Elko County, NV at 108 nights, with a 13°F average winter low. The fewest is Clark County, NV: none, winter lows near 39°F. At 4,121 ft, Humboldt County sits 1,620 ft below the state's median county elevation of 5,741 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 Orovada (3 mi W), NV, 30 km away (fair 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.