Ice dam risk in Rohnert Park, CA
How often ice dams form in Rohnert Park
0.0 dam days a winter
Almost never. An ordinary house in Rohnert Park sees 0.0 days a winter when an ice dam can form, because snow rarely stays on a roof long enough below freezing.
Rohnert Park averages 0 inches of snow a year and about 0 days with snow on the ground. Too little lies on the roof for long. The conditions that make a dam need all three at once: snow, cold at the eave and heat above it.
Do you need to do anything in Rohnert Park?
- Nothing for ice dams. If you are buying here and an inspector mentions water at the eaves, ask what they saw: it is far more likely a gutter, flashing or drip-edge problem than ice.
Snowy places are not always the worst: why snowfall misleads.
Rohnert Park next to nearby towns
Rohnert Park ranks 202 of 376 California cities here for ice-dam days, behind Truckee at 36.3 days.
- Santa Rosa, CA 7 mi, 0.0 days
- Petaluma, CA 8 mi, 0.0 days
- Sonoma, CA 14 mi, 0.0 days
- Windsor, CA 15 mi, 0.0 days
- Novato, CA 20 mi, 0.0 days
Where these numbers come from
NOAA 1991–2020 climate normals from Santa Rosa, 7.5 miles from Rohnert Park. A dam day is a day with snow on the roof and freezing at the eave while heat or sun melts the snow above it. This describes a normal winter, not this one.