Frost Dates for Magalia, CA

Based on data from De Sabla weather station, 4 miles away

Elevation: 2333 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. April 17
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. November 11

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 April 26
First Fall Frost November 3

Hard Freeze (28°F)

Last Spring Hard Freeze March 20
First Fall Hard Freeze November 27
39.81°N, 121.58°W © OpenStreetMap

Growing Season

208 Days April 17 to November 11

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 9a

Avg. annual minimum: 20 to 25°F

Learn more

Köppen Climate

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

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January53°44°35°
February55°45°35°
March60°49°37°
April66°53°40°
May74°60°47°
June84°68°53°
July91°75°58°
August91°74°57°
September86°69°53°
October74°60°46°
November59°49°38°
December51°43°34°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January16.3
February17.6
March14.3
April8.5
May6.9
June2.7
July0.0
August0.0
September0.7
October7.6
November10.6
December14.3

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 14h 50m · Shortest: 9h 10m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:32 AM4:60 PM9h 28m
February7:07 AM5:36 PM10h 29m
March7:26 AM7:07 PM11h 41m
April6:35 AM7:39 PM13h 04m
May5:57 AM8:09 PM14h 12m
June5:42 AM8:31 PM14h 49m
July5:55 AM8:29 PM14h 34m
August6:23 AM7:58 PM13h 35m
September6:54 AM7:08 PM12h 15m
October7:24 AM6:19 PM10h 55m
November6:59 AM4:44 PM9h 45m
December7:27 AM4:38 PM9h 11m

Nearby Stations

Paradise, CA February 7 - December 18 Chico Univ Farm, CA March 4 - November 17 Oroville, CA January 30 - December 13 Oroville Muni AP, CA January 29 - December 7 Orland, CA February 25 - December 2 Mineral, CAJune 10 - September 13

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview