Latham, KS 67072 Frost Dates
Latham, KS: when does the frost end?
Typically, the last spring freeze lands around 04/18, roughly 233 days out. Fall's first freeze usually shows up around 10/21, roughly 185 days after the last spring frost.
Latham sits in USDA Zone 6b (-5 to 0°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 8 weeks until Latham's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Latham's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Latham against the rest of the dataset
At roughly 185 frost-free days, Latham places 23,358 of 40,283 ZIP codes in this dataset. Within KS, it ranks 422 of 745.
Learn more
Before leaning on 67072's figures: local microclimates explains what one yard in Latham can differ from the 67072 normal, while zone vs. frost date explains why Zone 6b and Latham's frost date answer different questions.