Payette, ID 83661 Frost Dates
Payette, ID: when does the frost end?
The last spring frost here typically falls around 04/21, about 236 days from today. Fall's first freeze usually shows up around 10/14, roughly 176 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Payette in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 7 weeks until Payette's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Payette's last frost
04/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Payette against the rest of the dataset
About 176 days separate Payette's last and first frost, putting it 26,411 of 40,283 ZIP codes nationally. Within ID, it ranks 48 of 320.
Learn more
Before leaning on 83661's figures: zone vs. frost date explains why Zone 6b and Payette's frost date answer different questions, while the frost range explains how to read the range around Payette's dates instead of trusting one.