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

Planting zone for 29665 — Newry, SC

ZIP code 29665 (Newry, Oconee County) is in USDA zone 8b: the coldest winter night averages 15 to 20 °F. The median last spring frost is March 21 and the first fall frost November 11.

Where ZIP 29665 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.

Zone8b15 to 20 °F
Coldest night−9.4 to −6.7 °C
Last frostMar 21
First frostNov 11
2012 zone8a

Was 8a 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 8b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Newry, SC…

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 Newry, SC

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostMarch 21median — 50% chance of a later frost
Safe for tender plantsApril 7only 10% chance of frost after
First fall frostNovember 11median — 10% chance by Oct 28
Growing season236 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 7 and returns around November 27.

From the NOAA station Clemson Oconee Co. Airport, SC — 4 miles away, elevation 892 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 29665

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Feb 7 – Feb 21
SpinachSow outdoors · Feb 7 – Feb 28
Broccoli, cabbageStart indoors · Jan 10 – Jan 24
Broccoli, cabbageTransplant · Feb 28 – Mar 14
Onion setsPlant outdoors · Feb 21 – Mar 7
PotatoesPlant outdoors · Feb 28 – Mar 14
LettuceSow outdoors · Feb 21 – Mar 7
Carrots, beetsSow outdoors · Feb 28 – Mar 14
TomatoesStart indoors · Jan 24 – Feb 7
TomatoesTransplant · Mar 28 – Apr 11
Peppers, eggplantStart indoors · Jan 10 – Jan 24
Peppers, eggplantTransplant · Apr 4 – Apr 18
BeansSow outdoors · Mar 28 – Apr 11
Sweet cornSow outdoors · Mar 28 – Apr 11
Cucumbers, squashSow outdoors · Mar 28 – Apr 11
Fall lettuce, spinachSow outdoors · Sep 16 – Sep 30
GarlicPlant cloves · Oct 28 – Dec 2
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 21) and first fall frost (Nov 11) 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 29665 came on Feb 17 — 5 days later than the 1991–2020 average (Feb 12).

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 Newry, SC

The soil mapped at the center of ZIP 29665 is Pacolet — sandy loam, well drained.

TextureSandy loamdrains and warms fast; dries out and needs more feeding
pH5.5moderately acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter0.75%low — add compost
Hydrologic groupBwater soaks in moderately
Farmland classNot prime farmlandUSDA classification

Map unit: Cecil sandy loam, 25 to 35 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 29665; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Newry, SC

Summer high89 °Faverage high, July
Winter low34 °Faverage low, January
Hot days53days a year at 90 °F or more
Freezing nights38nights a year at 32 °F or less
Growing degree days4,946base 50 °F — the season’s usable heat
Longest day14 h 29 mindaylight on June 21
Shortest day9 h 49 mindaylight on December 21
Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully
Precipitation56.1 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 34 °F 52°34° JanFebruary: average high 56 °F, low 36 °F 56°36° FebMarch: average high 64 °F, low 43 °F 64°43° MarApril: average high 72 °F, low 50 °F 72°50° AprMay: average high 79 °F, low 59 °F 79°59° MayJune: average high 85 °F, low 66 °F 85°66° JunJuly: average high 89 °F, low 70 °F 89°70° JulAugust: average high 87 °F, low 69 °F 87°69° AugSeptember: average high 82 °F, low 64 °F 82°64° SepOctober: average high 72 °F, low 52 °F 72°52° OctNovember: average high 62 °F, low 42 °F 62°42° NovDecember: average high 54 °F, low 36 °F 54°36° Dec

Precipitation by month inches

0″2″4″6″January: 5.22 in precipitation 5.2 JanFebruary: 4.61 in precipitation 4.6 FebMarch: 4.92 in precipitation 4.9 MarApril: 4.43 in precipitation 4.4 AprMay: 3.89 in precipitation 3.9 MayJune: 5.10 in precipitation 5.1 JunJuly: 4.13 in precipitation 4.1 JulAugust: 6.01 in precipitation 6.0 AugSeptember: 4.43 in precipitation 4.4 SepOctober: 3.84 in precipitation 3.8 OctNovember: 4.35 in precipitation 4.3 NovDecember: 5.13 in precipitation 5.1 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Clemson Oconee Co. Airport, SC (4 mi away); precipitation: Seneca 5.7 Ene, SC (2 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

296728a
Seneca, SC · 2 mi
296798a
Seneca, SC · 3 mi
296328b
Clemson, SC · 5 mi
296338b
Clemson, SC · 5 mi
296348b
Clemson, SC · 6 mi
296318a
Clemson, SC · 6 mi
296788b
Seneca, SC · 6 mi
296968a
West Union, SC · 7 mi

South Carolina planting zones →

Questions about 29665

What planting zone is ZIP code 29665?

ZIP code 29665 (Newry, SC) is in USDA hardiness zone 8b on the 2023 map: the coldest night of an average winter reaches 15 to 20 °F (−9.4 to −6.7 °C).

When is the last frost in Newry, SC?

The median last spring frost (32 °F) near 29665 is March 21; after April 7 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Clemson Oconee Co. Airport station.

When is the first frost in Newry, SC?

The median first fall frost near 29665 is November 11, giving a median frost-free growing season of 236 days.

When should I plant tomatoes in 29665?

Start tomato seeds indoors around Jan 24 – Feb 7 and set transplants outside around Mar 28 – Apr 11, one to three weeks after the median last frost.

How much rain and snow does 29665 get?

About 56.1 inches of precipitation a year (NOAA 1991–2020 normals, Seneca 5.7 Ene station).

How hot do summers get in Newry, SC?

The average high peaks at 89 °F in July, with about 53 days a year at 90 °F or more.

What kind of soil does 29665 have?

The USDA soil survey maps Pacolet at the center of ZIP 29665: sandy loam, well drained, pH about 5.5 (moderately acidic).

Did spring come early in Newry, SC in 2026?

Spring leaf-out near 29665 came on Feb 17 in 2026, 5 days later than the 1991–2020 average (Feb 12), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Newry, SC?

Intermediate onions: the longest day near 29665 is 14 h 29 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 29665 change?

Yes. The 2012 USDA map put 29665 in zone 8a; the 2023 map puts it in zone 8b. The newer map uses 1991–2020 data and more weather stations.