Moon tonight · San Juan, San Juan, Puerto Rico
Moon Phase Tonight in San Juan, San Juan, Puerto Rico
Tonight's Moon in San Juan, San Juan, Puerto Rico is a waxing crescent, 17% illuminated, rising Thu, Oct 15, 10:38 AM AST and setting Wed, Oct 14, 8:49 PM AST.
Live moon phase and illumination with local moonrise, moonset and transit times for San Juan, San Juan, Puerto Rico, plus how tonight's moonlight affects stargazing and aurora viewing.
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Waxing Crescent
17% illuminated · 4.2 days into the lunar cycle
Moonrise
Highest in sky
Moonset
Local time (America/Puerto Rico), next events after this page was generated. Calculated with astronomy-engine for 18.47°, -66.11°.
Local sky conditions
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Moon impact on stargazing & aurora
At 17% illumination moonlight interference is low: aurora and most deep-sky targets remain easy once the Moon is low or set.
Aurora at 18.5° latitude generally needs about Kp 9.0.
Moon tonight in San Juan: common questions
What is tonight's moon phase in San Juan, San Juan, Puerto Rico?
Tonight's Moon in San Juan, San Juan, Puerto Rico is a Waxing Crescent, about 17% illuminated and 4.2 days into the lunar cycle, calculated for 2026-10-14 (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 Juan, San Juan, Puerto Rico tonight?
The next moonrise in San Juan, San Juan, Puerto Rico is Thu, Oct 15, 10:38 AM AST and the next moonset is Wed, Oct 14, 8:49 PM AST (local time, America/Puerto Rico). 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 Juan, San Juan, Puerto Rico?
At 17% illumination moonlight interference is low: aurora and most deep-sky targets remain easy once the Moon is low or set. Check clear-sky and aurora conditions for San Juan, San Juan, Puerto Rico on the linked aurora and sky-tonight pages before heading out.