Garden Climate for Carlsbad, Cardiff By The Sea, Del Mar area: 92007, 92008, 92009, 92010, 92011, 92014, 92024, 92067, 92075

Zone 10b · Frost-free in most years · Soil 72.1°F today (measured) · See your place on the 2023 USDA zone map

ZIPs in this area

What differs between these ZIPs: elevation, zone, soil temperature. Everything else on this page is the same for all of them. The page below shows 92011 (closest to the area's middle elevation).

ZIP	Town	Elevation	Zone	Last frost	First frost	Chill hrs last season	Soil now
92007	Cardiff By The Sea	126 ft	10b	frost-free	frost-free	18	72.1°F
92008	Carlsbad	234 ft	10a	frost-free	frost-free	18	69.3°F
92009	Carlsbad	44 ft	10a	frost-free	frost-free	18	72.1°F
92010	Carlsbad	277 ft	10a	frost-free	frost-free	18	72.1°F
92011	Carlsbad	227 ft	10b	frost-free	frost-free	18	72.1°F
92014	Del Mar	22 ft	10b	frost-free	frost-free	18	70.0°F
92024	Encinitas	375 ft	10a	frost-free	frost-free	18	72.1°F
92067	Rancho Santa Fe	245 ft	10a	frost-free	frost-free	18	72.1°F
92075	Solana Beach	93 ft	10b	frost-free	frost-free	18	72.1°F

Why grouped: these are urban and suburban lowland ZIPs (under about 1,500 ft and within 40 km of the ocean) whose numbers are close: all frost-free in most years, last season's chill hours all in the <100 range, the same coastal setting and the same 820 ft elevation band. Each ZIP still uses its own nearest suitable stations; see the table for exact values.

Public NOAA/USDA data, updated 2026-10-16 18:57 UTC.

USDA Plant Hardiness Zone Map · Carlsbad focus

Zone

10b

USDA 2023 · 35 to 40°F

Last frost

None

frost-free ≥9 of 10 yrs

Soil temp Measured

72.1°F

↓ 14.7° in 7 days

Chill hours

—

starts Nov 1

Rain

1.91″

since Oct 1 · normal 0.18″

Frost dates for 92011

Frost-free in most years. No 32F freeze in at least 9 of 10 years at this station (NCEI reports no freeze dates; growing season = 365 days).

NOAA NCEI U.S. Climate Normals 1991-2020, annual/seasonal freeze probabilities (32F) · CA CARLSBAD PALOMAR AP (USW00003177) 2.7 km away 20 yrs of record · 102 ft higher than this ZIP

Ad strip · leaderboard 970×90 / 728×90

7-day forecast · High / Low / Rain / Frost / Wind

Fri 16

91° 73° gust 30 mph 💧2%

Clear

Sat 17

88° 66° gust 29 mph 💧2%

Clear

Sun 18

82° 65° gust 16 mph 💧1%

Clear

Mon 19

78° 63° gust 15 mph 💧11%

Clear

Tue 20

70° 59° gust 22 mph 💧67% · 0.06″

Rain

Wed 21

68° 58° gust 18 mph 💧67% · 0.69″

Rain

Thu 22

67° 57° gust 16 mph 💧35% · 0.12″

Clear

NOAA NWS api.weather.gov (SGX). Frost = low ≤32°F · High wind = gust ≥40 mph · 💧 = chance of precipitation and expected amount (NWS quantitative precipitation forecast; blank when NWS gives none) · Rain = chance ≥50%.

What to grow when · 92011

Calendar: San Diego County, coastal (guide Regions 1-2). Planting months from UC Master Gardeners of San Diego County; Master Gardener Association of San Diego County. Harvest months add typical days-to-harvest. This month also checks live soil temperature and the 7-day frost forecast. The harvest planner uses the same calendar. Rules: methodology.

Affiliate links (disclosed). Placeholders, no partners yet:Frost cloth Soil thermometer

Harvest planner

Create an interactive chart of your garden plan to see estimated harvest times, harvest size, and get recommendations based on your unique growing plan!

Open planner for 92011 →

Soil temperature Measured

Daily average 72.1°F on 2026-10-15, 10 cm (~4 in). Measured

7-day trend: 86.8 → 81.7 → 69.3 → 68.0 → 67.6 → 68.7 → 72.1

Source: NOAA U.S. Climate Reference Network (USCRN) hourly02, SOIL_TEMP_10 · Fallbrook 5 NE (San Diego State Univ's Santa Margarita Ecological Reserve (Old Mine Road)) (53151) 37.3 km away · 853 ft higher than this ZIP.

Chill hours this season

This season

—

Counting starts Nov 1

Last year by today

—

Counting starts Nov 1

10-year average by today

—

Counting starts Nov 1

Last season's total

Nov 1–Apr 30 · 2025-26 · 99% of hours recorded

All values are hours between 32°F and 45°F. Observed at CARLSBAD/PALOMAR (CRQ) 2.9 km away · 102 ft higher than this ZIP · Iowa Environmental Mesonet ASOS archive (NWS/FAA METAR routine + special obs; one value per clock hour). Chill hours = observed hours with 32F <= T <= 45F, counted from Nov 1. Missing hours are not filled. Past seasons use the same station and method; the average only includes seasons with >=80% hourly coverage.

Rainfall this season

This water year (since Oct 1)

1.91″

Oct 1–Oct 15 · 100% of days recorded · Oct 1–Oct 13 Carlsbad Palomar Ap (GHCN) + Oct 14–Oct 15 Carlsbad/Palomar (airport ASOS)

Last year by Oct 15

0.45″

Oct 1–Oct 15, 2025 · 100% of days recorded

30-yr normal by Oct 15

0.18″

Oct 1–Oct 15 · NOAA 1991–2020 normal · full water year 11.39″

Last water year total

9.86″

Oct 1 2025–Sep 30 2026 · 100% of days recorded

Rain and melted snow, inches. Observed at CA CARLSBAD PALOMAR AP (USW00003177) 2.7 km away · 102 ft higher than this ZIP · NOAA NCEI GHCN-Daily (values with a quality flag are skipped; daily reports usually lag a few days to weeks, latest Oct 13). Normal: NOAA NCEI U.S. Climate Normals 1991–2020 (daily). Season starts Oct 1 (water year (Oct 1–Sep 30)). Days after Oct 13 come from CARLSBAD/PALOMAR (CRQ) 2.9 km away · 102 ft higher than this ZIP: Iowa Environmental Mesonet ASOS daily summary (METAR precipitation; a reporting day with no precip group counts as 0.00). That station uses the same distance, elevation and coastal rules; only this water year is filled. Comparisons run through the last complete day.

Ad / affiliate · 300×250

Ad slot · 300×600

Zone border tip

The 2023 USDA map puts 92011's point in zone 10b. The nearest different zone (10a) is about 1.3 km away on the map. That's close, so if you garden on that side, base plant choices on your exact spot, not the ZIP average.

Recent from the blog

Posts are coming soon. Planned: "Are frost dates shifting? 1991–2020 vs 1981–2010", "Reading chill hours for fruit trees".

Blog →

Questions about 92011

What USDA hardiness zone is 92011?

ZIP 92011 (Carlsbad, CA) is in USDA zone 10b (35 to 40°F average annual extreme minimum), per the 2023 USDA Plant Hardiness Zone Map.

When is the last frost in 92011?

The nearest NOAA normals station (Ca Carlsbad Palomar Ap, 2.7 km) records no 32°F freeze in at least 9 of 10 years (1991–2020).

Nearby ZIP codes

92008 Carlsbad 92009 Carlsbad 92024 Encinitas 92010 Carlsbad 92081 Vista 92007 Cardiff By The Sea

Sources for this page

Location: US Census Bureau 2023 Gazetteer, ZCTA internal point
Zone: USDA Plant Hardiness Zone Map 2023, ZIP datasets (USDA ARS + PRISM Climate Group, Oregon State University)
Frost: NOAA NCEI U.S. Climate Normals 1991-2020, annual/seasonal freeze probabilities (32F) CA CARLSBAD PALOMAR AP (USW00003177) 2.7 km away 20 yrs of record · 102 ft higher than this ZIP
Forecast: NOAA National Weather Service api.weather.gov (7-day forecast + gridpoint wind gusts)
Soil: NOAA U.S. Climate Reference Network (USCRN) hourly02, SOIL_TEMP_10
Chill: Iowa Environmental Mesonet ASOS archive (NWS/FAA METAR routine + special obs; one value per clock hour)
Raw data: /data/zip/92011.json

Garden Climate for Carlsbad, Cardiff By The Sea, Del Mar area: 92007, 92008, 92009, 92010, 92011, 92014, 92024, 92067, 92075

ZIPs in this area

USDA Plant Hardiness Zone Map · Carlsbad focus

Frost dates for 92011

Newsletter · 92011

7-day forecast · High / Low / Rain / Frost / Wind

What to grow when · 92011

Questions about 92011

Nearby ZIP codes

Sources for this page