Sidney, NE 69162 Frost Dates
Sidney, NE: when does the frost end?
Around 05/15 is the usual last spring frost, about 260 days away. Fall's first freeze usually shows up around 09/30, roughly 135 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Sidney in Zone 5b (-15 to -10°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 5 weeks until Sidney's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Sidney's last frost
05/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/30 and only about 1 year in 10 sees frost after that.
Sidney against the rest of the dataset
About 135 days separate Sidney's last and first frost, putting it 37,843 of 40,283 ZIP codes nationally. Within NE, it ranks 596 of 605.
Learn more
Before leaning on 69162's figures: local microclimates explains what one yard in Sidney can differ from the 69162 normal, while zone vs. frost date explains why Zone 5b and Sidney's frost date answer different questions.