Chignik, AK 99565 Frost Dates
Chignik, AK: when does the frost end?
The last spring frost here typically falls around 05/11, about 256 days from today. Fall's first freeze usually shows up around 10/18, roughly 160 days after the last spring frost.
Chignik sits in USDA Zone 6a (-10 to -5°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 7 weeks until Chignik's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Chignik's last frost
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/25 and only about 1 year in 10 sees frost after that.
Chignik against the rest of the dataset
At roughly 160 frost-free days, Chignik places 32,552 of 40,283 ZIP codes in this dataset. Within AK, it ranks 33 of 269.
Learn more
Before leaning on 99565's figures: local microclimates explains what one yard in Chignik can differ from the 99565 normal, while zone vs. frost date explains why Zone 6a and Chignik's frost date answer different questions.