Hansen Agricultural Research and Extension Center
University of California
Hansen Agricultural Research and Extension Center

Weather, Physical & Biological Data

HAREC is a 27-acre facility located near Santa Paula, Ventura County, approximately 11 miles east of Ventura and the Pacific Ocean at an elevation of 230 ft. (34.33°N 119.11°W). The Center provides land, labor, equipment, facilities, and technical support to UC academics and personnel from cooperating institutions interested in conducting on-site projects.

The climate is mild with an average annual maximum temperature of 75°F and an average annual low of 48°F. Frost can occur in December and January. Average annual precipitation is 18 inches. CIMIS weather station, #198, is located on-site.

The soil is classified as Salina Clay Loam (deep alluvial clay loam to silty clay loam from marine sediment parent material). The Center in underlain by a perched water table with subsurface drains installed at a depth of 5 feet in the research area.

The irrigation supply is groundwater from a 200 ft. well. Water quality is 1400 ppm Total Dissolved Solids (EC 1740 umhos/cm), SAR 1.9, pH 7.6, dominated by calcium sulfate.

Local Weather

Linked data is from the California Irrigation Management Information System (CIMIS) weather stations. Visit CIMIS web site.

Ventura County Stations

Rainy Day at HAREC

Webmaster Email: kstaniguchi@ucanr.edu