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Niterói, Brazil — Sunrise, Sunset, and Moon Times for Today

Moon: 1.1%
Waning Crescent
Current Time: Dec 18, 2025 at 10:20:12 pm
Sunrise Today: 5:02 am↑ 116° Southeast
Sunset Today: 6:35 pm↑ 244° Southwest
Moonrise Today: 3:32 am↑ 119° Southeast
Moonset Today: 5:39 pm↑ 240° Southwest
Daylight Hours: 13 hours, 33 minutes (+6s)
Location of Niterói Location

Today's Sun Position in Niterói

Time: 10:20 pm
Altitude: -38.9°
Direction: 207° SW
Phase: Night

Day length today: 13h 32m 31s (Dec 18, 2025)

6 seconds longer than yesterday (Dec 17, 2025)

2 hours, 48 minutes longer than winter solstice (Jun 20, 2025)

8 seconds shorter than summer solstice (Dec 21, 2024)

The Sun's altitude in Niterói today. The horizontal line signifies the horizon, the vertical lines show the times of sunrise and sunset. Altitude and heading are displayed below the graph. The graph defaults to current time. Hover over it to select a different time. How to use this

Night, Twilight, and Daylight Times in Niterói Today

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Day, night, and twilight times in Niterói today. Black is nighttime, light blue is daytime. The darker blue shadings represent the twilight phases during dawn (left) and dusk (right). Hover over the graph for more information. How to use this

Night 12:00 am – 3:36 am
Astro. Twilight 3:36 am – 4:07 am
Nautical Twilight 4:07 am – 4:37 am
Civil Twilight 4:37 am – 5:02 am
Daylight 5:02 am – 6:35 pm
Civil Twilight 6:35 pm – 7:00 pm
Nautical Twilight 7:00 pm – 7:30 pm
Astro. Twilight 7:30 pm – 8:02 pm
Night 8:02 pm – 11:59 pm

Sun in Niterói - Next 7 Days

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2025 Sunrise/Sunset Daylength Solar Noon
Dec Sunrise Sunset Length Diff. Time Mil. km
Dec 18 5:02 am 6:35 pm 13:32:31 +0:06 11:49 am (89.5°) 147.208
Dec 19 5:03 am 6:36 pm 13:32:36 +0:04 11:49 am (89.5°) 147.196
Dec 20 5:03 am 6:36 pm 13:32:39 +0:03 11:50 am (89.4°) 147.185
Dec 21 5:04 am 6:37 pm 13:32:40 +0:01 11:50 am (89.4°) 147.175
Dec 22 5:04 am 6:37 pm 13:32:39 < 1s 11:51 am (89.4°) 147.165
Dec 23 5:05 am 6:37 pm 13:32:36 −0:02 11:51 am (89.5°) 147.155
Dec 24 5:05 am 6:38 pm 13:32:31 −0:04 11:52 am (89.5°) 147.146
* All times are local time for Niterói. They take into account refraction. Dates are based on the Gregorian calendar.

The December solstice (summer solstice) in Niterói is at 12:03 pm on Sunday, December 21, 2025. In terms of daylight, this day is 2 hours, 49 minutes longer than the June solstice. In locations south of the equator, the longest day of the year is around this date.

See full month's Sun

Equinoxes & Solstices 2025

March equinox Mar 20 6:01 am
June solstice Jun 20 11:42 pm
September equinox Sep 22 3:19 pm
December solstice Dec 21 12:03 pm
* All times are local Niterói time.

Seasons Calculator for Niterói

Sun Articles

Today's Moon in Niterói

Percent Illuminated: 1.1%
Time: 10:20 pm
Altitude: -39.3°
Direction: 191° S
Position: Waning Crescent

The Moon's path in Niterói today. The horizontal line signifies the horizon, the vertical lines show times and headings of moonrise and moonset. The graph defaults to current time. Hover over it to select a different time. How to use this

Year 2025 Moon Phases

Moon in Niterói - Next 7 days

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2025 Moonrise/Moonset Meridian Passing
Dec Moonrise Moonset Moonrise Time Distance (km) Illumination
Dec 18 3:32 am 5:39 pm - 10:34 am (85.9°) 405,657 2.3%
Dec 19 4:19 am 6:32 pm - 11:25 am (84.7°) 404,309 0.4%
Dec 20 5:11 am 7:23 pm - 12:18 pm (84.9°) 402,358 0.5%
Dec 21 6:06 am 8:10 pm - 1:10 pm (86.6°) 399,893 2.5%
Dec 22 7:03 am 8:53 pm - 2:00 pm (89.6°) 396,948 6.6%
Dec 23 8:00 am 9:32 pm - 2:48 pm (86.1°) 393,551 12.5%
Dec 24 8:56 am 10:07 pm - 3:35 pm (80.9°) 389,699 20.2%
* All times are local time for Niterói. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

See full month's Moon

Moon Articles

Planets Visible in the Sky in Niterói This Coming Night

  Planetrise/Planetset, Thu, Dec 18, 2025
Planet Rise Set Meridian Comment
Mercury Fri 3:52 am Fri 5:13 pm Fri 10:32 am Slightly difficult to see
Venus Fri 4:45 am Fri 6:15 pm Fri 11:30 am Slightly difficult to see
Mars Fri 5:26 am Fri 6:59 pm Fri 12:12 pm Extremely difficult to see
Jupiter Fri 8:12 pm Sat 6:58 am Sat 1:35 am Perfect visibility
Saturn Thu 11:40 am Thu 11:56 pm Thu 5:48 pm Average visibility
Uranus Thu 4:18 pm Fri 3:12 am Thu 9:45 pm Average visibility
Neptune Thu 11:57 am Fri 12:05 am Thu 6:01 pm Difficult to see
* All times are local time for Niterói.

More about the planets visible in the night sky in Niterói

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