New Port Richey, FL 34690 Frost Dates
34690, near New Port Richey, FL: the frost window
Typically, the last spring freeze lands around 01/20, roughly 145 days out. Fall's first freeze usually shows up around 01/09, roughly 354 days after the last spring frost.
Zone 10a (30 to 35°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for New Port Richey, not a forecast for this year.
Stretching the season past the first frost
New Port Richey's growing season runs out in roughly 19 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
01/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/29 and only about 1 year in 10 sees frost after that.
New Port Richey against the rest of the dataset
New Port Richey's growing season runs about 354 days, ranking 2,191 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 956 of 1,609.
Learn more
Two guides worth reading on 34690: the frost range, on how to read the range around New Port Richey's dates instead of trusting one, and local microclimates, on what one yard in New Port Richey can differ from the 34690 normal.