Mutual, OK 73853 Frost Dates
Frost dates for Mutual, OK, ZIP 73853
The last spring frost here typically falls around 04/11, about 226 days from today. The first fall frost typically arrives around 10/25, about 194 frost-free days later.
The USDA Plant Hardiness Zone Map puts Mutual in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 7a around Mutual has about 8 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
04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 03/26 and you're betting against frost in roughly 9 years out of 10. 04/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mutual compares
Mutual's growing season runs about 194 days, ranking 19,662 of 40,283 US ZIP codes measured here, longest to shortest. Within OK, it ranks 733 of 764.
Learn more
local microclimates explains what one yard in Mutual can differ from the 73853 normal, and zone vs. frost date explains why Zone 7a and Mutual's frost date answer different questions.