Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated

Planting zone for 30624 — Bowman, GA

ZIP code 30624 (Bowman, Elbert County) is in USDA zone 8a: the coldest winter night averages 10 to 15 °F. The median last spring frost is April 6 and the first fall frost October 30.

Where ZIP 30624 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone8a10 to 15 °F
Coldest night−12.2 to −9.4 °C
Last frostApr 6
First frostOct 30
2012 zone8a

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 8a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Bowman, GA…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Bowman, GA

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 6median — 50% chance of a later frost
Safe for tender plantsApril 21only 10% chance of frost after
First fall frostOctober 30median — 10% chance by Oct 17
Growing season209 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 24 and returns around November 10.

From the NOAA station Elberton 2 N, GA — 11 miles away, elevation 541 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 30624

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 23 – Mar 9
SpinachSow outdoors · Feb 23 – Mar 16
Broccoli, cabbageStart indoors · Jan 26 – Feb 9
Broccoli, cabbageTransplant · Mar 16 – Mar 30
Onion setsPlant outdoors · Mar 9 – Mar 23
PotatoesPlant outdoors · Mar 16 – Mar 30
LettuceSow outdoors · Mar 9 – Mar 23
Carrots, beetsSow outdoors · Mar 16 – Mar 30
TomatoesStart indoors · Feb 9 – Feb 23
TomatoesTransplant · Apr 13 – Apr 27
Peppers, eggplantStart indoors · Jan 26 – Feb 9
Peppers, eggplantTransplant · Apr 20 – May 4
BeansSow outdoors · Apr 13 – Apr 27
Sweet cornSow outdoors · Apr 13 – Apr 27
Cucumbers, squashSow outdoors · Apr 13 – Apr 27
Fall lettuce, spinachSow outdoors · Sep 4 – Sep 18
GarlicPlant cloves · Oct 16 – Nov 20
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 6) and first fall frost (Oct 30) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 30624 came on Feb 16 — 3 days later than the 1991–2020 average (Feb 13).

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Soil in Bowman, GA

The soil mapped at the center of ZIP 30624 is Madison — sandy clay loam, well drained.

TextureSandy clay loamholds water and nutrients; slow to drain and warm up
pH5.5moderately acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter1.25%low — add compost
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Madison sandy clay loam, 10 to 15 percent slopes, moderately eroded.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 30624; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Bowman, GA

Summer high89 °Faverage high, July
Winter low30 °Faverage low, January
Hot days36days a year at 90 °F or more
Freezing nights85nights a year at 32 °F or less
Growing degree days4,682base 50 °F — the season’s usable heat
Longest day14 h 26 mindaylight on June 21
Shortest day9 h 52 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation50.1 inper year, rain and melted snow

Average high and low, by month

20°30°40°50°60°70°80°90°100°32 °FJanuary: average high 53 °F, low 30 °F 53°30° JanFebruary: average high 57 °F, low 32 °F 57°32° FebMarch: average high 65 °F, low 38 °F 65°38° MarApril: average high 73 °F, low 46 °F 73°46° AprMay: average high 80 °F, low 56 °F 80°56° MayJune: average high 86 °F, low 65 °F 86°65° JunJuly: average high 89 °F, low 68 °F 89°68° JulAugust: average high 88 °F, low 67 °F 88°67° AugSeptember: average high 83 °F, low 61 °F 83°61° SepOctober: average high 73 °F, low 48 °F 73°48° OctNovember: average high 63 °F, low 37 °F 63°37° NovDecember: average high 55 °F, low 32 °F 55°32° Dec

Precipitation by month inches

0″1″2″3″4″5″January: 4.46 in precipitation 4.5 JanFebruary: 4.50 in precipitation 4.5 FebMarch: 4.61 in precipitation 4.6 MarApril: 3.60 in precipitation 3.6 AprMay: 3.50 in precipitation 3.5 MayJune: 4.68 in precipitation 4.7 JunJuly: 4.04 in precipitation 4.0 JulAugust: 4.44 in precipitation 4.4 AugSeptember: 4.10 in precipitation 4.1 SepOctober: 3.50 in precipitation 3.5 OctNovember: 3.81 in precipitation 3.8 NovDecember: 4.87 in precipitation 4.9 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Elberton 2 N, GA (11 mi away); precipitation: Comer 3.5 Nne, GA (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

2 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

306348a
Dewy Rose, GA · 6 mi
306628a
Royston, GA · 8 mi
306298a
Comer, GA · 8 mi
306398a
Franklin Springs, GA · 10 mi
305208b
Canon, GA · 11 mi
306338a
Danielsville, GA · 12 mi
305168b
Bowersville, GA · 14 mi
306288a
Colbert, GA · 14 mi

Georgia planting zones →

Questions about 30624

What planting zone is ZIP code 30624?

ZIP code 30624 (Bowman, GA) is in USDA hardiness zone 8a on the 2023 map: the coldest night of an average winter reaches 10 to 15 °F (−12.2 to −9.4 °C).

When is the last frost in Bowman, GA?

The median last spring frost (32 °F) near 30624 is April 6; after April 21 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Elberton 2 N station.

When is the first frost in Bowman, GA?

The median first fall frost near 30624 is October 30, giving a median frost-free growing season of 209 days.

When should I plant tomatoes in 30624?

Start tomato seeds indoors around Feb 9 – Feb 23 and set transplants outside around Apr 13 – Apr 27, one to three weeks after the median last frost.

How much rain and snow does 30624 get?

About 50.1 inches of precipitation a year (NOAA 1991–2020 normals, Comer 3.5 Nne station).

How hot do summers get in Bowman, GA?

The average high peaks at 89 °F in July, with about 36 days a year at 90 °F or more.

What kind of soil does 30624 have?

The USDA soil survey maps Madison at the center of ZIP 30624: sandy clay loam, well drained, pH about 5.5 (moderately acidic).

Did spring come early in Bowman, GA in 2026?

Spring leaf-out near 30624 came on Feb 16 in 2026, 3 days later than the 1991–2020 average (Feb 13), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Bowman, GA?

Intermediate onions: the longest day near 30624 is 14 h 26 min, so day-neutral types bulb best; long-day varieties may not bulb fully.