Frost Dates for 30473 — Uvalda, Georgia

Half of springs at Hazlehurst, GA see their last 32°F night by March 12; only one in ten is past it by February 18, and one in ten still has one after March 28. Planting tender crops after March 18 leaves a 30% risk of a frost on them, after March 23 20%, and after March 28 10%. The 16 days between the even-odds date and the one-in-ten date is narrower than at 70% of the 127 Georgia stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 17 in half of years, as early as November 1 one year in ten, and holds off past December 8 one year in ten. A hard freeze of 28°F follows 17 days later, around December 4; in spring the one-in-ten date for 28°F is March 18, 10 days before the 32°F one. The freeze-free season lasts 251 days in a typical year, longer than at 70% of the 127 Georgia stations; it reaches 281 days one year in ten and falls short of 225 one year in ten. On average 33 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 12 days longer, to about March 24, and return around November 6. Nights of 24°F, cold enough to damage hardier plants, come in 93% of winters and 16°F in 26%.

July is the warmest month at Hazlehurst, GA, averaging 92°F by day and 72°F at night; January is the coldest at 60°F and 38°F. A freezing night is all but certain in every month from December to February (a 90% chance or more). From April to October the chance of a 32°F night stays under 10% each month. In spring, March still brings one in 72% of years.

Warmth for growing adds up to 6,270 growing degree days a year (base 50°F), more than at 78% of the 127 Georgia stations. 42% of them (2,603) have built up by the end of June, and July adds the most, 993. Precipitation totals 51.1 inches a year, most in August (6.9") and least in October (3.0"); May to September bring 48% of it.

The nearest other station, Baxley 5NNW, GA, 15 miles southeast of Uvalda, has a last frost 3 days later (March 15), a first frost 1 day later (November 18), a season 1 day shorter.

Measurable snow is rare here: only 0 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Glennville 3NW, GA, 31.5 miles away, so there is no typical first-snow date to plan around.

ZIP 30473 is 11 miles from Hazlehurst, GA, which stands at 250 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 5 other ZIP codes share the station; its figures are presented in full for 31539 (Hazlehurst). The 2023 USDA Plant Hardiness Zone Map lists ZIP 30473 in zone 8b, the band where the coldest night of the year averaged 15 to 20°F (-9.4 to -6.7°C) over 1991–2020; a zone describes winter lows, not frost dates.