Sedona, AZ 86341 Frost Dates
86341, near Sedona, AZ: the frost window
Around 04/16 is the usual last spring frost, about 231 days away. Fall's first freeze usually shows up around 10/30, roughly 196 days after the last spring frost.
Zone 8b (15 to 20°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Sedona, not a forecast for this year.
Stretching the season past the first frost
Sedona's growing season runs out in roughly 9 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
04/16 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Sedona against the rest of the dataset
Sedona's growing season runs about 196 days, ranking 18,944 of 40,283 US ZIP codes measured here, longest to shortest. Within AZ, it ranks 395 of 506.
Learn more
Two guides worth reading on 86341: zone vs. frost date, on why Zone 8b and Sedona's frost date answer different questions, and the frost range, on how to read the range around Sedona's dates instead of trusting one.