Dark skies over Yokohama, Japan

The next moonless night in Yokohama is Sat 7 Nov, dark from 18:08 to 04:42. 5 of the next 30 nights have no Moon at all during full darkness.

Dark here means astronomical darkness (the Sun at least 18° below the horizon) with the Moon below the horizon: the best conditions for faint stars, the Milky Way and astrophotography. Light pollution and weather aren’t included.

Night ofMoon-free dark hoursTotalMoon
Tue 3 Nov18:11–00:466 h 35 min31% lit
Wed 4 Nov18:10–01:507 h 40 min22% lit
Thu 5 Nov18:09–02:538 h 44 min14% lit
Fri 6 Nov18:08–03:559 h 47 min7% lit
Sat 7 Nov18:08–04:4210 h 34 min3% lit
Sun 8 Nov18:07–04:4310 h 36 min1% lit
Mon 9 Nov18:06–04:4410 h 37 min0% lit
Tue 10 Nov18:06–04:4410 h 39 min2% lit
Wed 11 Nov18:05–04:4510 h 40 min5% lit
Thu 12 Nov18:22–04:4610 h 24 min10% lit
Fri 13 Nov19:16–04:479 h 31 min16% lit
Sat 14 Nov20:13–04:488 h 35 min24% lit
Sun 15 Nov21:12–04:497 h 37 min32% lit
Mon 16 Nov22:12–04:506 h 38 min42% lit
Tue 17 Nov23:11–04:505 h 39 min51% lit
Wed 18 Nov00:11–04:514 h 40 min61% lit
Thu 19 Nov01:12–04:523 h 40 min71% lit
Fri 20 Nov02:15–04:532 h 38 min80% lit
Sat 21 Nov03:22–04:541 h 32 min88% lit
Sun 22 Nov04:33–04:550 h 22 min94% lit
Mon 23 NovMoon up all night–98% lit
Tue 24 NovMoon up all night–100% lit
Wed 25 NovMoon up all night–98% lit
Thu 26 NovMoon up all night–94% lit
Fri 27 Nov17:59–19:001 h 02 min87% lit
Sat 28 Nov17:58–20:152 h 17 min78% lit
Sun 29 Nov17:58–21:293 h 30 min68% lit
Mon 30 Nov17:58–22:384 h 40 min57% lit
Tue 1 Dec17:58–23:445 h 46 min46% lit
Wed 2 Dec17:58–00:476 h 49 min36% lit

Times are local to Yokohama (Asia/Tokyo). Each bar runs from midday to midday: grey is full darkness with the Moon up, dark blue is full darkness with no Moon.

Also for Yokohama: when the ISS passes over.

Other cities in Japan

Computed with astronomy-engine from the Sun’s and Moon’s positions; moonrise and moonset follow the standard almanac definition. Checked against timeanddate.com and the US Naval Observatory for London, November 2026. Updated twice a day.