Zone 15– 85% of the time and 15% of the time Coastal climates area are influenced by the Ocean. Zone 16 is within the Northern California coastal climate however, the Winter season is mild because, the area’s are within the Thermal Belts.
Zones 16– North Coast Thermal Belt
Zone 17– Marine effects- Northern California
Zone 18– Above and below Thermal belts in Southern California’s interior Valley’s.
Zone 19– Thermal Belts around Southern California interior Valley’s
Zone 20– Cold Winter’s in Southern California sections of occasional Ocean influence.
Zone 21– Thermal Belts in Southern California sections of occasional Ocean influence.
Zone 22– Cold Winter’s portions of Southern California’s Coastal Climate.
Zone 23– Thermal Belts of Southern California’s Coastal Climate
Zone 24– Marine Influence Southern California’s Coast