Question 1

What phase is the moon in San Francisco tonight?

Accepted Answer

Tonight the moon in San Francisco is in the New Moon phase. It is 1% illuminated and 0.7 days into the current lunar cycle. Moon phases are the same worldwide — only the exact local clock time of moonrise and moonset differs by location.

Question 2

When is the next full moon in San Francisco?

Accepted Answer

The next full moon occurs on 1. April 2026, which is 15 days from today. During a full moon the Moon is 100% illuminated as seen from Earth.

Question 3

When is the next new moon in San Francisco?

Accepted Answer

The next new moon occurs on 16. April 2026, in 29 days. The new moon marks the start of a fresh 29.5-day lunar cycle and is not visible in the night sky.

Question 4

How long is a lunar cycle?

Accepted Answer

A lunar (synodic) cycle lasts approximately 29 days, 12 hours, 44 minutes — or 29.53 days. It runs from one new moon to the next, passing through 8 distinct phases: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent.

Question 5

Does the moon phase differ between cities?

Accepted Answer

No — the moon phase (the fraction of the Moon illuminated) is the same everywhere on Earth at any given moment. However, moonrise and moonset times, as well as the moon's altitude in the sky, vary by location. The moon also appears upside-down in the Southern Hemisphere compared to the Northern Hemisphere.

Moonrise	—
Moonset	—
Phase	🌑 New Moon
Illumination	1%
Moon Age	0.7 days into lunar cycle

Date	Phase	Illumination	Age (days)
Today	🌑New Moon	1%	0.7
19. März	🌑New Moon	3%	1.7
20. März	🌒Waxing Crescent	8%	2.7
21. März	🌒Waxing Crescent	15%	3.7
22. März	🌒Waxing Crescent	23%	4.7
23. März	🌓First Quarter	33%	5.7
24. März	🌓First Quarter	43%	6.7
25. März	🌓First Quarter	54%	7.7
26. März	🌓First Quarter	64%	8.7
27. März	🌔Waxing Gibbous	74%	9.7
28. März	🌔Waxing Gibbous	83%	10.7
29. März	🌔Waxing Gibbous	90%	11.7
30. März	🌔Waxing Gibbous	95%	12.7
31. März	🌕Full Moon	99%	13.7
1. Apr.	🌕Full Moon	100%	14.7
2. Apr.	🌕Full Moon	99%	15.7
3. Apr.	🌖Waning Gibbous	96%	16.7
4. Apr.	🌖Waning Gibbous	90%	17.7
5. Apr.	🌖Waning Gibbous	83%	18.7
6. Apr.	🌖Waning Gibbous	75%	19.7
7. Apr.	🌗Last Quarter	65%	20.7
8. Apr.	🌗Last Quarter	54%	21.7
9. Apr.	🌗Last Quarter	44%	22.7
10. Apr.	🌗Last Quarter	34%	23.7
11. Apr.	🌘Waning Crescent	24%	24.7
12. Apr.	🌘Waning Crescent	16%	25.7
13. Apr.	🌘Waning Crescent	9%	26.7
14. Apr.	🌑New Moon	4%	27.7
15. Apr.	🌑New Moon	1%	28.7
16. Apr.	🌑New Moon	0%	0.2

Moon in San Francisco Today — New Moon

Lunar Data for San Francisco — Today

30-Day Moon Phase Calendar — San Francisco

Related Pages — San Francisco

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