Frost Dates for Rio Linda, CA

Based on data from Sacramento Metro AP weather station, 8 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 22
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 24

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 March 5
First Fall Frost November 17

Hard Freeze (28°F)

Last Spring Hard Freeze January 17
First Fall Hard Freeze December 10
38.69°N, 121.45°W © OpenStreetMap

Growing Season

276 Days February 22 to November 24

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
January55°47°38°
February60°50°40°
March66°54°43°
April72°59°46°
May81°66°52°
June89°72°56°
July94°76°59°
August92°75°58°
September89°72°55°
October79°64°48°
November64°53°41°
December55°46°37°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January2.9
February3.8
March4.3
April3.5
May1.9
June0.0
July0.0
August0.0
September0.0
October1.0
November1.8
December3.4

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 14h 43m · Shortest: 9h 17m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:28 AM5:03 PM9h 35m
February7:05 AM5:37 PM10h 33m
March7:25 AM7:07 PM11h 42m
April6:36 AM7:37 PM13h 01m
May5:59 AM8:06 PM14h 07m
June5:46 AM8:27 PM14h 42m
July5:58 AM8:26 PM14h 27m
August6:25 AM7:56 PM13h 31m
September6:54 AM7:08 PM12h 14m
October7:23 AM6:20 PM10h 58m
November6:56 AM4:47 PM9h 51m
December7:23 AM4:41 PM9h 18m

Nearby Stations

Woodland 1 Wnw, CA February 7 - December 5 Sacramento 5 Ese, CA January 12 - December 16 Sacramento Executive AP, CA February 2 - December 2 Davis 2 Wsw Exp Farm, CA February 10 - December 1 Winters, CA February 18 - November 30 Lake Solano, CA February 4 - December 5

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