* Climate: Mediterranean, with warm, dry summers and mild, wet winters.
* Average temperature: January 45-55°F, July 65-75°F
* Average annual rainfall: 10-25 inches
* Major climate zones:
* North Coast: Cool, rainy climate with redwood forests.
* Central Coast: Mild climate with rolling hills and vineyards.
* South Coast: Warm, sunny climate with beaches and palm trees.
* Inland Valleys: Hot summers and cool winters with some fog.
* Sierra Nevada: Cold winters with heavy snowfall and hot, dry summers.
* Mojave Desert: Hot, dry climate with sparse vegetation.
Oregon
* Climate: Marine West Coast, with mild, wet winters and cool, dry summers.
* Average temperature: January 40-45°F, July 60-65°F
* Average annual rainfall: 35-60 inches
* Major climate zones:
* Coastal: Mild climate with lush rainforests and beaches.
* Willamette Valley: Mild, wet climate with fertile farmland.
* Cascade Range: Cool, wet climate with snow-capped mountains and dense forests.
* Eastern Oregon: Hot, dry climate with sagebrush and juniper forests.
Washington
* Climate: Marine West Coast, with mild, wet winters and cool, dry summers.
* Average temperature: January 40-45°F, July 60-65°F
* Average annual rainfall: 35-60 inches
* Major climate zones:
* Western Washington: Mild, wet climate with lush rainforests and beaches.
* Eastern Washington: Hot, dry climate with sagebrush and juniper forests.
* Cascade Range: Cool, wet climate with snow-capped mountains and dense forests.