Moon tonight · San Francisco, CA
Moon Phase Tonight in San Francisco, CA
Tonight's Moon in San Francisco, CA is a waxing crescent, 11% illuminated, rising Wed, Oct 14, 11:34 AM PDT and setting Tue, Oct 13, 8:03 PM PDT.
Live moon phase and illumination with local moonrise, moonset and transit times for San Francisco, CA, plus how tonight's moonlight affects stargazing and aurora viewing.
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Waxing Crescent
11% illuminated · 3.3 days into the lunar cycle
Moonrise
Highest in sky
Moonset
Local time (America/Los Angeles), next events after this page was generated. Calculated with astronomy-engine for 37.77°, -122.42°.
Local sky conditions
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Moon impact on stargazing & aurora
With only 11% of the Moon lit, skies stay dark: ideal for faint aurora, the Milky Way and deep-sky objects.
Aurora at 37.8° latitude generally needs about Kp 9.0.
Moon tonight in San Francisco: common questions
What is tonight's moon phase in San Francisco, CA?
Tonight's Moon in San Francisco, CA is a Waxing Crescent, about 11% illuminated and 3.3 days into the lunar cycle, calculated for 2026-10-13 (UTC). The phase is the same worldwide; its tilt and the times it is above the horizon depend on your location.
What time is moonrise and moonset in San Francisco, CA tonight?
The next moonrise in San Francisco, CA is Wed, Oct 14, 11:34 AM PDT and the next moonset is Tue, Oct 13, 8:03 PM PDT (local time, America/Los Angeles). Times are calculated from the city's coordinates with the astronomy-engine library and refer to the geometric rise and set of the Moon's upper limb.
How does tonight's moonlight affect stargazing and aurora viewing in San Francisco, CA?
With only 11% of the Moon lit, skies stay dark: ideal for faint aurora, the Milky Way and deep-sky objects. Check clear-sky and aurora conditions for San Francisco, CA on the linked aurora and sky-tonight pages before heading out.