What time is sunset in Potomac today?

Sunset in Potomac is at 6:42 PM local time (America/New_York) on 2026-10-07.

What phase is the Moon tonight in Potomac?

The Moon is a Waning Crescent and about 9% illuminated.

Astronomical twilight ends at 8:10 PM local time, so the sky is fully dark from then until 5:42 AM.

Moonrise in Potomac is at 3:50 AM and moonset is at 5:10 PM local time.

Potomac is too far from the poles for regular aurora; it would take a very strong geomagnetic storm.

Live now

Kp2.7

Solar wind346 km/s

X-rayC1.2

StormG0 (Quiet)

Source: NOAA SWPC

2026-10-07 · times in America/New_York · 39.02°N, 77.21°W

Event	Time
Sunrise	7:10 AM
Sunset	6:42 PM
Day length	11 h 31 min
End of civil twilight	7:08 PM
End of nautical twilight	7:39 PM
End of astronomical twilight	8:10 PM
Night length (sunset to sunrise)	12 h 30 min
Fully dark sky tonight	9 h 32 min
Astronomical twilight starts (morning)	5:42 AM

Moonrise	3:50 AM
Moonset	5:10 PM
Illumination	9.4%
Phase	Waning Crescent
Sublunar point (Moon overhead)	7.44°N, 132.77°W
Sublunar point ground speed	1,602 km/h

Moon values are for the moment this page was generated (18:25 UTC). A moonrise or moonset can be missing on a given date.

Planet	Rise	Set	Meridian	Visibility
Mercury (mag -0.1)	9:20 AM	7:32 PM	2:26 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Venus (mag -4.6)	9:27 AM	7:04 PM	2:15 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Mars (mag 1.1)	1:25 AM	3:47 PM	8:36 AM	Visible about 4.8 h after dark, highest 58° toward the SE.
Jupiter (mag -1.9)	2:44 AM	4:30 PM	9:37 AM	Visible about 3.5 h after dark, highest 45° toward the E.
Saturn (mag 0.2)	6:38 PM	6:58 AM	12:50 AM	Visible about 11.5 h after dark, highest 53° toward the S.

Aurora near poles only. Potomac is too far from them to see regular aurora; it would take an extreme geomagnetic storm. See the live aurora forecast.