What time is sunset in Viana do Castelo today?

Sunset in Viana do Castelo is at 7:07 PM local time (Europe/Lisbon) on 2026-10-07.

What phase is the Moon tonight in Viana do Castelo?

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

Astronomical twilight ends at 8:39 PM local time, so the sky is fully dark from then until 6:07 AM.

Moonrise in Viana do Castelo is at 4:00 AM and moonset is at 5:34 PM local time.

The aurora is possible from Viana do Castelo if the sky is dark and clear; planetary Kp is 2.7.

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Kp2.7

Solar wind346 km/s

X-rayB9.3

StormG0 (Quiet)

Source: NOAA SWPC

2026-10-07 · times in Europe/Lisbon · 41.69°N, 8.83°W

Event	Time
Sunrise	7:38 AM
Sunset	7:07 PM
Day length	11 h 29 min
End of civil twilight	7:34 PM
End of nautical twilight	8:06 PM
End of astronomical twilight	8:39 PM
Night length (sunset to sunrise)	12 h 32 min
Fully dark sky tonight	9 h 28 min
Astronomical twilight starts (morning)	6:07 AM

Moonrise	4:00 AM
Moonset	5:34 PM
Illumination	9.2%
Phase	Waning Crescent
Sublunar point (Moon overhead)	7.19°N, 146.85°W
Sublunar point ground speed	1,603 km/h

Moon values are for the moment this page was generated (19:24 UTC). A moonrise or moonset can be missing on a given date.

Planet	Rise	Set	Meridian	Visibility
Mercury (mag -0.1)	9:51 AM	7:53 PM	2:53 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Venus (mag -4.6)	10:01 AM	7:24 PM	2:43 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Mars (mag 1.1)	1:44 AM	4:21 PM	9:03 AM	Visible about 5 h after dark, highest 57° toward the SE.
Jupiter (mag -1.9)	3:06 AM	5:02 PM	10:04 AM	Visible about 3.8 h after dark, highest 44° toward the E.
Saturn (mag 0.2)	7:04 PM	7:26 AM	1:17 AM	Visible about 11.5 h after dark, highest 50° toward the S.

Aurora possible

Viana do Castelo is far enough from the equator for aurora. Planetary Kp is 2.7. Seeing it still needs a dark, clear sky.

NOAA SWPC OVATION model. Full aurora forecast