FrostDateCheck

Stigler, OK 74462 Frost Dates

74462, near Stigler, OK: the frost window

Zone 7b

The last spring frost here typically falls around 03/23, about 207 days from today. Fall's first freeze usually shows up around 11/05, roughly 228 days after the last spring frost.

Stigler sits in USDA Zone 7b (5 to 10°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.

Stretching the season past the first frost

Stigler's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

How much risk comes with planting early here

03/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/10 and only about 1 year in 10 sees frost after that.

Stigler against the rest of the dataset

About 228 days separate Stigler's last and first frost, putting it 10,846 of 40,283 ZIP codes nationally. Within OK, it ranks 55 of 764.

Learn more

Two guides worth reading on 74462: zone vs. frost date, on why Zone 7b and Stigler's frost date answer different questions, and the frost range, on how to read the range around Stigler's dates instead of trusting one.