Frost Dates for Ferndale, CA

Based on data from Scotia weather station, 11 miles away

Elevation: 56 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. February 1
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. December 19

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost February 20
First Fall Frost December 5

Hard Freeze (28°F)

Last Spring Hard Freeze January 3
First Fall Hard Freeze December 31
40.58°N, 124.26°W © OpenStreetMap

Growing Season

322 Days February 1 to December 19

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 9b

Avg. annual minimum: 25 to 30°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January57°50°43°
February58°50°43°
March59°51°44°
April62°53°45°
May64°57°49°
June67°59°51°
July70°62°54°
August72°63°54°
September73°62°52°
October69°58°48°
November61°53°45°
December55°48°42°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January8.2
February7.5
March6.5
April4.3
May2.7
June1.3
July0.0
August0.0
September1.2
October4.2
November6.1
December8.1

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 14h 54m · Shortest: 9h 06m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:43 AM5:08 PM9h 25m
February7:18 AM5:44 PM10h 27m
March7:36 AM7:16 PM11h 41m
April6:44 AM7:49 PM13h 05m
May6:05 AM8:20 PM14h 15m
June5:50 AM8:43 PM14h 53m
July6:03 AM8:41 PM14h 37m
August6:32 AM8:09 PM13h 37m
September7:03 AM7:18 PM12h 15m
October7:35 AM6:28 PM10h 54m
November7:10 AM4:53 PM9h 42m
December7:39 AM4:46 PM9h 07m

Nearby Stations

Grizzly Creek Sp, CA March 4 - November 22 Eureka Wfo Woodley Island, CA February 22 - December 7 Shelter Cove Aviation, CA Arcata Eureka AP, CA March 8 - November 30 Richardson Gr Sp, CA March 10 - December 1 Big Bar 4 E, CA April 16 - October 31

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