Take for example Sacramento, California, where most zip codes shifted from zone 9 to zone 9b. While all of zone 9 is in danger of a frost, zone 9a's low temperature is 20 degrees while zone 9b's low is from 25-30 degrees.
CA Zone 9: Cold Winters, Southern or Drier.
Zone 9a average lows range from 20 to 25 degrees Fahrenheit, while Zone 9b average lows range from 25 to 30 degrees Fahrenheit. To verify your planting zone you can check out the USDA Map. Enter your zip code on their site, or check out the picture below from their site.
Ing to the 2023 USDA Hardiness Zone Map Sacramento County, California is in Zones 9b (25°F to 20°F). This is a change from the 2012 USDA Hardiness Zone Map which has Sacramento County in Zones 9a (20°F to 25°F) and 9b (25°F to 20°F).
The following counties are located in the Greater Sacramento area: El Dorado County, California. Nevada County, California. Placer County, California. Sacramento County, California. Sutter County, California. Yolo County, California. Yuba County, California.
Zone 9b has a low temperature of 25 to 30 Fahrenheit and -1.2 to -3.8 Celsius, covers interior regions of California and the Desert Southwest, southernmost Texas, and central Florida, southern regions of China, southern regions of Europe, a band that crosses the middle of Australia, coastal areas of southern Japan, and ...
Downtown Sacramento is the central business district of the city of Sacramento, California, United States. Downtown is generally defined as the area south of the American River, east of the Sacramento River, north of Broadway, and west of 16th Street.
Adjacent counties Sutter County - northwest. Placer County - north. El Dorado County - northeast. Amador County - east. San Joaquin County - south. Contra Costa County - southwest. Solano County - west. Yolo County - west.
Code Enforcement investigates violations of housing, zoning and vehicle abatement laws in the unincorporated​ Sacramento ​County. We work to achieve voluntary compliance through notification and education.
To file a complaint about a code violation call 3-1-1 or 916-875-4311, or file an online report at ​311-Connect. If you have received a warning letter and have a technical code question, contact our Officer of the Day (OOD): 916-874-7908 or email SacCode@SacCounty​.