Paradise Valley, AZ 85008 Frost Dates
Paradise Valley, AZ: when does the frost end?
Typically, the last spring freeze lands around 01/05, roughly 130 days out. Fall's first freeze usually shows up around 01/03, roughly 365 days after the last spring frost.
Paradise Valley sits in USDA Zone 10a (30 to 35°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
With roughly 18 weeks until Paradise Valley's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
01/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/19 and only about 1 year in 10 sees frost after that.
Paradise Valley against the rest of the dataset
At roughly 365 frost-free days, Paradise Valley places 1,694 of 40,283 ZIP codes in this dataset. Within AZ, it ranks 18 of 506.
Learn more
Before leaning on 85008's figures: zone vs. frost date explains why Zone 10a and Paradise Valley's frost date answer different questions, while the frost range explains how to read the range around Paradise Valley's dates instead of trusting one.