Chuathbaluk, AK 99668 Frost Dates
When can you plant in Chuathbaluk, AK?
Typically, the last spring freeze lands around 05/13, roughly 258 days out. The first fall frost typically arrives around 09/13, about 120 frost-free days later.
Chuathbaluk sits in USDA Zone 2b (-45 to -40°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.
What to do before the first frost
About 2 weeks of growing season left in Chuathbaluk before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 05/13 isn't a guarantee
05/13 is the middle of 30 years of NOAA records, not a promise. Plant by 05/04 and you're betting against frost in roughly 9 years out of 10. 05/28 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Chuathbaluk compares
About 120 days separate Chuathbaluk's last and first frost, putting it 39,117 of 40,283 ZIP codes nationally. Within AK, it ranks 136 of 269.
Learn more
zone vs. frost date covers why Zone 2b and Chuathbaluk's frost date answer different questions. the frost range covers how to read the range around Chuathbaluk's dates instead of trusting one.