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San Geronimo, California Weather

San Geronimo, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for San Geronimo, Marin County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near San Geronimo. Nearest NOAA tide station:

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✈️ Aviation Weather

Flight conditions near San Geronimo — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for San Geronimo and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About San Geronimo, California

San Geronimo breathes a quiet presence in Marin County, a place where the land gently slopes and rolls, its hillsides cloaked in a dappled green of oaks and bay trees. It lies 7.7 miles west-north-west of San Rafael, CA (from San Rafael, CA: bearing 291°T), and is situated 8.3 miles south-west of Novato. The air here, especially in the late afternoon, carries a faint, earthy perfume, a blend of damp soil and wild sage, and the sunlight, as it begins to soften, paints the western slopes in hues of warm gold. Creeks, like silent, silver threads, wind their way through the valleys, their banks often edged with ferns and the rustle of unseen creatures. This is a landscape that feels lived-in, not dramatically sculpted, but smoothed by the patient hand of seasons, where the rhythm of the days is measured less by clocks and more by the shift of shadows and the calls of birds. The story of San Geronimo is one of quiet evolution, its roots reaching back to the agricultural rhythms of the past, when ranches and farms dotted these verdant valleys. Today, its economy hums with a more varied tune, a blend of local businesses catering to the surrounding communities and a growing appreciation for its natural setting. The nearby open spaces and the proximity to coastal wonders draw a steady stream of visitors, yet San Geronimo itself retains a sense of groundedness, a place where the emphasis is on a good day's work and the simple pleasures of a life lived close to the land. It’s a locality that doesn’t shout its virtues, but rather whispers them in the rustle of leaves and the gentle flow of its waterways, a place that has found its own way to thrive.

LocationSan Geronimo, Marin County, California
Coordinates38.013256°N, 122.663873°W
TimezonePacific Time (America/Los_Angeles)
ZIP Code(s)94963
Area Code510
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service