FrostDateCheck

Redmond, OR 97756 Frost Dates

Frost dates for Redmond, OR, ZIP 97756

Zone 6b

Around 06/09 is the usual last spring frost, about 285 days away. The first fall frost typically arrives around 09/14, about 98 frost-free days later.

Redmond sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.

What to do before the first frost

Zone 6b around Redmond has about 2 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.

How much risk comes with planting early here

06/09 is the middle of 30 years of NOAA records, not a promise. Plant by 05/17 and you're betting against frost in roughly 9 years out of 10. 06/26 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Redmond compares

Redmond's growing season runs about 98 days, ranking 39,747 of 40,283 US ZIP codes measured here, longest to shortest. Within OR, it ranks 419 of 463.

Learn more

zone vs. frost date explains why Zone 6b and Redmond's frost date answer different questions, and the frost range explains how to read the range around Redmond's dates instead of trusting one.