Weather in San Geronimo, California
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 06:10 PM ET · Refreshes every hour
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About Weather in San Geronimo
San Geronimo is located in California (coordinates: 38.006713°N, 122.663266°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.