Climate Summary
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| Climate Summary for Arcata, CA Overview Arcata, California, located in Humboldt County, experiences a temperate oceanic climate, characterized by mild, wet winters and cool, dry summers. The city's proximity to the Pacific Ocean significantly influences its weather patterns, resulting in consistent temperatures throughout the year. Temperature • Average annual temperature: 52.2°F (11.2°C)
• Average summer temperature (June-August): 60.3°F (15.7°C)
• Average winter temperature (December-February): 44.8°F (7.1°C) Precipitation • Average annual precipitation: 39.8 inches (101.1 centimeters)
• Wettest month: December (9.5 inches or 24.1 centimeters)
• Driest month: July (0.1 inches or 0.3 centimeters) Humidity • Average annual relative humidity: 82%
• Highest humidity: December-January (87%)
• Lowest humidity: June-July (75%) Wind • Prevailing wind direction: Northwest
• Average wind speed: 9.5 mph (15.3 km/h)
• Strongest winds: December-January (11.5 mph or 18.5 km/h)
• Calmest winds: July-August (7.9 mph or 12.7 km/h) Sunshine • Average annual sunshine: 2,366 hours
• Sunniest month: July (320 hours)
• Cloudiest month: December (120 hours) Climate Variability • Arcata's climate is influenced by the El Niño-Southern Oscillation (ENSO), a climate pattern that affects weather patterns in the Pacific Ocean and surrounding regions. During El Niño years, Arcata tends to experience warmer and wetter winters, while during La Niña years, winters are typically cooler and drier.
• The city is also susceptible to occasional extreme weather events, such as heavy rainfall, flooding, and strong winds associated with storms and atmospheric rivers. Climate Change Impacts • Rising global temperatures are projected to bring about changes in Arcata's climate, including warmer average temperatures, more frequent and intense heat waves, and shifts in precipitation patterns.
• Sea level rise is another concern, as Arcata is located along the coast. Increased sea levels could lead to coastal erosion, flooding, and salinization of freshwater sources. Overall, Arcata's climate is characterized by mild temperatures, abundant precipitation, and a strong influence from the Pacific Ocean. However, the city is not immune to the effects of climate change, and adaptation and mitigation strategies are necessary to address these challenges. |
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| Facts & Historical Information
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| Natural History • Arcata is home to the Arcata Marsh and Wildlife Sanctuary, the largest estuarine marsh in California, supporting over 200 bird species. • The Humboldt Bay National Wildlife Refuge provides habitat for migratory birds, sea lions, and seals. • The Redwood National and State Parks, just north of Arcata, protect ancient redwood forests. Science • Humboldt State University, located in Arcata, is a leading institution for marine biology, environmental science, and natural resource management. • The Schatz Energy Research Center at Humboldt State focuses on renewable energy research. • The Redwood Coast Tsunami Warning Center is located in Arcata, monitoring seismic activity for potential tsunamis. Personalities • Josiah Gregg (1806-1850): American explorer and author who explored the American Southwest and wrote the classic \ |
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Tourist Attractions
| 1. Redwood National and State Parks: Located just north of Arcata, this vast park complex encompasses some of the last remaining old-growth redwood forests in the world. Visitors can hike among towering trees, explore pristine beaches, and spot wildlife like Roosevelt elk and black bears. 2. Arcata Marsh and Wildlife Sanctuary: This 280-acre sanctuary is home to a diverse array of birds, mammals, and reptiles. Visitors can walk along boardwalks through the marsh, kayak through the channels, or simply relax and enjoy the scenery. 3. Humboldt Bay National Wildlife Refuge: This refuge protects over 32,000 acres of coastal habitats, including salt marshes, mudflats, and eelgrass beds. Visitors can hike, bike, or kayak through the refuge, and spot wildlife like harbor seals, sea lions, and migratory birds. |
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Nearby Cities:| Bayside, CA | | Blue Lake, CA | Eureka, CA | | McKinleyville, CA | Cutten, CA | | Bayview, CA | Pine Hills, CA | | Fortuna, CA | Hydesville, CA | | Ferndale, CA | Willow Creek, CA | | Rio Dell, CA | Redding, CA | | Medford, OR | Grants Pass, OR | | Ashland, OR | Central Point, OR | | Red Bluff, CA | Anderson, CA | | Shasta Lake, CA | Yreka, CA | | Corning, CA | Fort Bragg, CA | | Crescent City, CA | |
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