Bridgeport, NE 69336 Frost Dates
Frost dates for Bridgeport, NE, ZIP 69336
Around 05/08 is the usual last spring frost, about 253 days away. The first fall frost typically arrives around 10/03, about 147 frost-free days later.
Bridgeport sits in USDA Zone 5a (-20 to -15°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
Zone 5a around Bridgeport has about 5 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 05/08 isn't a guarantee
05/08 is the middle of 30 years of NOAA records, not a promise. Plant by 04/26 and you're betting against frost in roughly 9 years out of 10. 05/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Bridgeport compares
About 147 days separate Bridgeport's last and first frost, putting it 35,933 of 40,283 ZIP codes nationally. Within NE, it ranks 545 of 605.
Learn more
local microclimates explains what one yard in Bridgeport can differ from the 69336 normal, and zone vs. frost date explains why Zone 5a and Bridgeport's frost date answer different questions.