Is it time in the Pacific Northwest?
WA · OR · ID · cool-season grass
Soil temperature today
Measured58.1°F
Measured at 5 cm by NOAA USCRN station OR_Corvallis_10_SSW, reading of 2026-10-16. How we get this number.
- Cool-season seeding — 50–65°F (15° wide; estimate OK)
- Crabgrass pre-emergent — 52–58°F (6° wide; measured only)
- Warm-season seeding — above 65°F
One thing is open today
Overseeding / seeding
soil is in the germination range and it is fall — the best window of the year.
Grass seed germinates on soil temperature, not on a date.
Not yet
Crabgrass pre-emergent
crabgrass pre-emergent is a spring job.
Sprinkler blowout
it has not cooled off enough yet.