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Hawaii · NOAA station USC00515000

Frost dates for Kula Branch Station 324.5, HI

Kula Branch Station 324.5 did not record a 32°F freeze in the 1991–2020 normals period, so it has no spring or fall frost date. Frost-tender plants can grow year-round here, though cold snaps are still possible. Nearby ZIP codes are in USDA hardiness zone 12a.

  • 0%Chance of 32°F in a year
  • 0%Chance of 36°F in a year
  • 56.0°FAverage lowest temp (annual mean min)

Planting date calculator

Pick how much frost risk you accept and how many weeks before or after the last frost your seed packet says to plant.

From your seed packet, e.g. “start 6 weeks before last frost”.

–Last spring frost
–First fall frost
–Your planting date
–Hardiness zone

Chance of a freeze in any year

Kula Branch Station 324.5: probability of at least one day at or below each temperature
TemperatureChance per year
36°F0%
32°F0%
28°F0%
24°F0%

ZIP codes whose closest station is this one

ZIP codes near Kula Branch Station 324.5 with 2023 USDA hardiness zones
ZIPHardiness zoneAvg. extreme lowDistance
9679012a50 to 55°F6 km
9676812a50 to 55°F8 km

Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.

About this station

  • NOAA station ID USC00515000, at 20.7583, -156.3211, elevation 945 m (3,100 ft).
  • Data quality: Standard (24+ years of data), 30 years of freeze data.
  • Average days per year at or below 32°F: 0.
  • Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.

Nearby weather stations

Sources

Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.

All Hawaii stations · How frost dates are calculated