Introduction to St. Helena, California

St. Helena, California is 14 miles E of Santa Rosa, California and 49 miles N of Oakland, California. It is in Napa county. 

St. Helena History

The city of St. Helena was first incorporated on March 24, 1876 and reincorporated on May 14, 1889. The first Europeans to extensively explore the Napa Valley were Don Francis Castro and Father Jose Altimura, who arrived in 1823.

St. Helena and Nearby Attractions

  • Bothe - Napa Valley State Park.
  • Charles M. Schulz Museum & Research Center.
  • Helen Putnam Regional Park.
  • Pacific Coast Air Museum.
  • Bale Grist Mill State Historic Park.

Things To Do In St. Helena

The Bothe-Napa Valley State Park, the Helen Putnam Regional Park and the Annadel State Park offer a wide variety of opportunities for recreation. Local museums include the Charles M. Schulz Museum & Research Center, the Pacific Coast Air Museum and the Petaluma Museum.

St. Helena Transportation

Sacramento International is the nearest major airport.

St. Helena Higher Education

Higher education can be pursued at Napa Valley College, Sonoma State University and Contra Costa College.

St Helena Almanac

Phone Area Codes
Time Zone
Approximate Latitude
Approximate Longitude

St Helena Climate

Nearest Weather Stations


  • Temp ranges are avg daily min and max for the month
  • Precipitation is rainfall (and rainfall equiv of snowfall)

Distance0.4 miles
Jan Temp38 to 58 F
Apr Temp44 to 73 F
Jul Temp54 to 89 F
Oct Temp47 to 78 F
Annual Precip34.8 inches
Distance4.7 miles
Jan Temp39 to 53 F
Apr Temp43 to 66 F
Jul Temp55 to 86 F
Oct Temp50 to 72 F
Annual Precip40.6 inches
Distance18.2 miles
Jan Temp36 to 55 F
Apr Temp43 to 70 F
Jul Temp57 to 93 F
Oct Temp48 to 78 F
Annual Precip27.9 inches

Nearby Cities and Towns

LocationPopulationMedian Family Income
Rohnert Park42,694$81,682
Santa Rosa181,038$83,699
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