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

Planting zone for 30145 — Kingston, GA

ZIP code 30145 (Kingston, Bartow County) is in USDA zone 8a: the coldest winter night averages 10 to 15 °F. The median last spring frost is April 1 and the first fall frost November 3.

Where ZIP 30145 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 1
First frostNov 3
2012 zone7b

Was 7b on the 2012 map — half a zone warmer now. 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 Kingston, 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 Kingston, GA

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 1median — 50% chance of a later frost
Safe for tender plantsApril 19only 10% chance of frost after
First fall frostNovember 3median — 10% chance by Oct 22
Growing season217 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 18 and returns around November 14.

From the NOAA station Rome, GA — 10 miles away, elevation 686 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 30145

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 18 – Mar 4
SpinachSow outdoors · Feb 18 – Mar 11
Broccoli, cabbageStart indoors · Jan 21 – Feb 4
Broccoli, cabbageTransplant · Mar 11 – Mar 25
Onion setsPlant outdoors · Mar 4 – Mar 18
PotatoesPlant outdoors · Mar 11 – Mar 25
LettuceSow outdoors · Mar 4 – Mar 18
Carrots, beetsSow outdoors · Mar 11 – Mar 25
TomatoesStart indoors · Feb 4 – Feb 18
TomatoesTransplant · Apr 8 – Apr 22
Peppers, eggplantStart indoors · Jan 21 – Feb 4
Peppers, eggplantTransplant · Apr 15 – Apr 29
BeansSow outdoors · Apr 8 – Apr 22
Sweet cornSow outdoors · Apr 8 – Apr 22
Cucumbers, squashSow outdoors · Apr 8 – Apr 22
Fall lettuce, spinachSow outdoors · Sep 8 – Sep 22
GarlicPlant cloves · Oct 20 – Nov 24
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 1) and first fall frost (Nov 3) 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 30145 came on Feb 17 — about the same time as the 1991–2020 average (Feb 15).

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 Kingston, GA

The soil mapped at the center of ZIP 30145 is Minvale — gravelly silt loam, well drained.

TextureGravelly silt loama good balance for most vegetables
pH5.3strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter1%low — add compost
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Minvale-Shack complex, 15 to 30 percent slopes.

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 30145; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Kingston, GA

Summer high90 °Faverage high, July
Winter low30 °Faverage low, January
Hot days49days a year at 90 °F or more
Freezing nights66nights a year at 32 °F or less
Growing degree days4,774base 50 °F — the season’s usable heat
Longest day14 h 27 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
Precipitation55.1 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 52 °F, low 30 °F 52°30° JanFebruary: average high 56 °F, low 33 °F 56°33° FebMarch: average high 65 °F, low 39 °F 65°39° MarApril: average high 74 °F, low 46 °F 74°46° AprMay: average high 81 °F, low 55 °F 81°55° MayJune: average high 87 °F, low 64 °F 87°64° JunJuly: average high 90 °F, low 68 °F 90°68° JulAugust: average high 89 °F, low 67 °F 89°67° AugSeptember: average high 84 °F, low 61 °F 84°61° SepOctober: average high 74 °F, low 48 °F 74°48° OctNovember: average high 63 °F, low 38 °F 63°38° NovDecember: average high 54 °F, low 33 °F 54°33° Dec

Precipitation by month inches

0″1″2″3″4″5″6″January: 4.98 in precipitation, 0.1 in snowfall 5.0 JanFebruary: 4.81 in precipitation 4.8 FebMarch: 5.42 in precipitation 5.4 MarApril: 4.88 in precipitation 4.9 AprMay: 4.11 in precipitation 4.1 MayJune: 4.79 in precipitation 4.8 JunJuly: 4.89 in precipitation 4.9 JulAugust: 4.20 in precipitation 4.2 AugSeptember: 3.66 in precipitation 3.7 SepOctober: 3.78 in precipitation 3.8 OctNovember: 4.27 in precipitation 4.3 NovDecember: 5.30 in precipitation, 0.3 in snowfall 5.3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Rome, GA (10 mi away); precipitation: Rome, GA (10 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 8a.

301238a
Cassville, GA · 8 mi
301208a
Cartersville, GA · 9 mi
301038a
Adairsville, GA · 9 mi
301788a
Taylorsville, GA · 10 mi
301618a
Rome, GA · 11 mi
301048a
Aragon, GA · 12 mi
301218a
Cartersville, GA · 12 mi
307338a
Plainville, GA · 12 mi

Georgia planting zones →

Questions about 30145

What planting zone is ZIP code 30145?

ZIP code 30145 (Kingston, 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 Kingston, GA?

The median last spring frost (32 °F) near 30145 is April 1; after April 19 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Rome station.

When is the first frost in Kingston, GA?

The median first fall frost near 30145 is November 3, giving a median frost-free growing season of 217 days.

When should I plant tomatoes in 30145?

Start tomato seeds indoors around Feb 4 – Feb 18 and set transplants outside around Apr 8 – Apr 22, one to three weeks after the median last frost.

How much rain and snow does 30145 get?

About 55.1 inches of precipitation a year (NOAA 1991–2020 normals, Rome station).

How hot do summers get in Kingston, GA?

The average high peaks at 90 °F in July, with about 49 days a year at 90 °F or more.

What kind of soil does 30145 have?

The USDA soil survey maps Minvale at the center of ZIP 30145: gravelly silt loam, well drained, pH about 5.3 (strongly acidic).

Did spring come early in Kingston, GA in 2026?

Spring leaf-out near 30145 came on Feb 17 in 2026, about the same as the 1991–2020 average (Feb 15), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Kingston, GA?

Intermediate onions: the longest day near 30145 is 14 h 27 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 30145 change?

Yes. The 2012 USDA map put 30145 in zone 7b; the 2023 map puts it in zone 8a. The newer map uses 1991–2020 data and more weather stations.