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

Planting zone for 34218 — Holmes Beach, FL

ZIP code 34218 (Holmes Beach, Manatee County) is in USDA zone 10b: the coldest winter night averages 35 to 40 °F.

Where ZIP 34218 is

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.

Zone10b35 to 40 °F
Coldest night1.7 to 4.4 °C
Last frostrare
First frostrare
2012 zone10a

Was 10a 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 10b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Holmes Beach, FL…

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

A 32 °F frost doesn't happen here in most winters. At the nearest station (NOAA station Sarasota Bradenton Airport, FL — 11 miles away, elevation 30 ft) the median growing season is 365 days. When frost does come, it is a midwinter night or two; cover tender plants when a freeze is forecast.

Frost data: NOAA NCEI U.S. Climate Normals 1991–2020.

When spring arrived in 2026

In 2026, spring leaf-out near 34218 came on Jan 11 — 4 days earlier than the 1991–2020 average (Jan 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 Holmes Beach, FL

The soil mapped at the center of ZIP 34218 is Myakka — fine sand, poorly drained.

TextureFine sanddrains and warms fast; dries out and needs more feeding
pH5.3strongly acidic; most vegetables like 6.0–7.0
DrainagePoorly drainedconsider raised beds
Organic matter1.5%low — add compost
Hydrologic groupA/Ddrains fast once dried out; wet otherwise
Farmland classNot prime farmlandUSDA classification

Map unit: Myakka fine sand, shell substratum.

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 34218; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Holmes Beach, FL

Summer high92 °Faverage high, August
Winter low52 °Faverage low, January
Hot days85days a year at 90 °F or more
Freezing nights1nights a year at 32 °F or less
Growing degree days8,815base 50 °F — the season’s usable heat
Longest day13 h 53 mindaylight on June 21
Shortest day10 h 24 mindaylight on December 21
Onions to growShort-daysummer days stay under about 14 h 20 min, so long-day varieties won’t bulb
Precipitation49 inper year, rain and melted snow

Average high and low, by month

40°50°60°70°80°90°100°January: average high 73 °F, low 52 °F 73°52° JanFebruary: average high 75 °F, low 55 °F 75°55° FebMarch: average high 78 °F, low 58 °F 78°58° MarApril: average high 83 °F, low 63 °F 83°63° AprMay: average high 88 °F, low 68 °F 88°68° MayJune: average high 90 °F, low 74 °F 90°74° JunJuly: average high 91 °F, low 75 °F 91°75° JulAugust: average high 92 °F, low 75 °F 92°75° AugSeptember: average high 90 °F, low 74 °F 90°74° SepOctober: average high 86 °F, low 68 °F 86°68° OctNovember: average high 80 °F, low 60 °F 80°60° NovDecember: average high 75 °F, low 55 °F 75°55° Dec

Precipitation by month inches

0″2″4″6″8″10″January: 2.79 in precipitation 2.8 JanFebruary: 1.92 in precipitation 1.9 FebMarch: 2.85 in precipitation 2.9 MarApril: 2.46 in precipitation 2.5 AprMay: 2.58 in precipitation 2.6 MayJune: 7.05 in precipitation 7.0 JunJuly: 7.39 in precipitation 7.4 JulAugust: 9.11 in precipitation 9.1 AugSeptember: 6.00 in precipitation 6.0 SepOctober: 2.76 in precipitation 2.8 OctNovember: 1.81 in precipitation 1.8 NovDecember: 2.33 in precipitation 2.3 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Sarasota Bradenton Airport, FL (11 mi away); precipitation: Sarasota Bradenton Airport, FL (11 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

3421710b
Bradenton Beach, FL · <1 mi
3421510b
Cortez, FL · 2 mi
3421610b
Anna Maria, FL · 3 mi
3420910b
Bradenton, FL · 3 mi
3421010a
Bradenton, FL · 6 mi
3420510a
Bradenton, FL · 8 mi
3422810b
Longboat Key, FL · 8 mi
3420610a
Bradenton, FL · 8 mi

Florida planting zones →

Questions about 34218

What planting zone is ZIP code 34218?

ZIP code 34218 (Holmes Beach, FL) is in USDA hardiness zone 10b on the 2023 map: the coldest night of an average winter reaches 35 to 40 °F (1.7 to 4.4 °C).

How much rain and snow does 34218 get?

About 49 inches of precipitation a year (NOAA 1991–2020 normals, Sarasota Bradenton Airport station).

How hot do summers get in Holmes Beach, FL?

The average high peaks at 92 °F in August, with about 85 days a year at 90 °F or more.

What kind of soil does 34218 have?

The USDA soil survey maps Myakka at the center of ZIP 34218: fine sand, poorly drained, pH about 5.3 (strongly acidic).

Did spring come early in Holmes Beach, FL in 2026?

Spring leaf-out near 34218 came on Jan 11 in 2026, 4 days earlier than the 1991–2020 average (Jan 15), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Holmes Beach, FL?

Short-day onions: the longest day near 34218 is 13 h 53 min, so summer days stay under about 14 h 20 min, so long-day varieties won’t bulb.

Did the zone for 34218 change?

Yes. The 2012 USDA map put 34218 in zone 10a; the 2023 map puts it in zone 10b. The newer map uses 1991–2020 data and more weather stations.