San Joaquin Marsh Weather
Elevation: 2 to 3 m (7 to 10 ft.) above sea level.
- Average precipitation: 30 cm (12 in.) per year.
- Download seasonal and monthly total precipitation since 1961 (pdf file as recorded by the Costa Mesa station see map below)
- Orange County Historic Data web site
- Upper Newport Bay Tidal Gauge
- USGS Hydrologic Unit 18070204 (Orange County, California)
- Weather Station: San Diego Crk. @ Campus
- Weather Station: COSTA MESA(COOP-165)
- UCNRS Dendra Weather Stations (other UCNRS sites)
September maximum: 29 ºC (86 ºF)
January minimum: 4 ºC (40 ºF)
Annual mean: 17 ºC (62 ºF)