Question 1

How many hours of daylight does Rio de Janeiro get today?

Accepted Answer

Rio de Janeiro currently gets approximately 10 hours and 57 minutes of daylight today. This varies throughout the year — days are longest around the summer solstice (June in the Northern Hemisphere, December in the Southern Hemisphere) and shortest around the winter solstice. Because Rio de Janeiro is near the equator, day length stays relatively consistent, typically between 11 and 13 hours. Our calculations use the SunCalc astronomical library for accuracy within 1–2 minutes.

Question 2

What time does the sun rise in Rio de Janeiro?

Accepted Answer

Sunrise times in Rio de Janeiro change throughout the year based on the Earth's axial tilt and the city's position at 22.9° latitude. Use the table above to see today's exact sunrise time, as well as dawn (civil twilight) and other twilight phases. The earliest sunrise typically occurs around the summer solstice, while the latest sunrise happens near the winter solstice. Near the equator, sunrise times vary by less than an hour across the year. All sunrise calculations are based on NOAA solar position algorithms via the SunCalc library.

Question 3

What time does the sun set in Rio de Janeiro?

Accepted Answer

Sunset times in Rio de Janeiro vary by season due to the Earth's orbital mechanics and the city's latitude of 22.9°. Check the table above for today's exact sunset time, including dusk and twilight phases. The latest sunset typically occurs a few days after the summer solstice, while the earliest sunset happens a few days before the winter solstice. Near the equator, sunset times remain fairly consistent throughout the year, typically varying by less than an hour.

Question 4

How does day length change throughout the year in Rio de Janeiro?

Accepted Answer

Rio de Janeiro is located near the equator at 22.9° latitude, so day length varies relatively little throughout the year — typically between about 11 and 13 hours. The sun rises and sets at roughly the same time year-round, and twilight transitions are short and abrupt compared to higher latitudes. This consistency makes Rio de Janeiro one of the more predictable locations for planning outdoor activities. The slight variation that does occur peaks around the equinoxes in March and September.

Question 5

What is civil twilight in Rio de Janeiro?

Accepted Answer

Civil twilight in Rio de Janeiro is the period when the sun is between 0° and 6° below the horizon. During civil twilight, there is enough natural light for most outdoor activities without artificial lighting. It occurs just before sunrise (dawn) and just after sunset (dusk). Near the equator, civil twilight is relatively short, typically lasting only 20–25 minutes. The exact duration for Rio de Janeiro is shown in the twilight data table above.

Question 6

What are the different twilight phases?

Accepted Answer

There are three twilight phases, each defined by the sun's angle below the horizon. Civil twilight (0°–6°) is the brightest phase, with enough light for outdoor activities without artificial lighting. Nautical twilight (6°–12°) is dimmer but still allows sailors to see the horizon for celestial navigation. Astronomical twilight (12°–18°) is nearly dark, with only the faintest glow on the horizon, and most stars become visible. Below 18° is considered full astronomical night. The duration of each phase varies by latitude and season — our data table above shows all twilight phases for Rio de Janeiro.

Question 7

When is the longest day in Rio de Janeiro?

Accepted Answer

The longest day in Rio de Janeiro occurs around the summer solstice. For Rio de Janeiro in the Southern Hemisphere, the longest day is around December 21–22. On this date, Rio de Janeiro experiences its earliest sunrise and near-latest sunset of the year. Near the equator, the longest day is only slightly longer than the shortest, differing by about 1–2 hours. The shortest day (winter solstice) occurs approximately six months later.

Question 8

Does daylight saving time affect sunrise and sunset times in Rio de Janeiro?

Accepted Answer

Rio de Janeiro does not observe daylight saving time, so sunrise and sunset times change only due to natural seasonal variation throughout the year. The gradual shift in sunrise and sunset times follows a smooth curve driven by the Earth's axial tilt and orbital position. This makes it easier to predict sunrise and sunset patterns in Rio de Janeiro compared to cities that observe DST, where clock changes create abrupt jumps in the schedule.

Astronomical Dawn	5:13:14 AM
Nautical Dawn	5:40:18 AM
Civil Dawn	6:07:40 AM
Sunrise	6:31:35 AM
Golden Hour End	7:03:47 AM
Solar Noon	12:00:19 PM
Golden Hour Start	4:56:51 PM
Sunset	5:29:04 PM
Civil Dusk	5:52:58 PM
Nautical Dusk	6:20:21 PM
Astronomical Dusk	6:47:24 PM
Day Length	10h 57m

Moonrise	1:11:45 PM
Moonset	2:27:41 AM
Moon Phase	🌔 Waxing Gibbous
Illumination	79%

Date	Sunrise	Sunset	Day Length	Moonrise	Moonset	Phase
Jul 1, Wed	6:35 AM	5:20 PM	10h 45m	6:47 PM	7:51 AM	🌕
Jul 2, Thu	6:35 AM	5:20 PM	10h 45m	7:43 PM	8:30 AM	🌖
Jul 3, Fri	6:35 AM	5:20 PM	10h 45m	8:38 PM	9:07 AM	🌖
Jul 4, Sat	6:35 AM	5:21 PM	10h 46m	—	9:42 AM	🌖
Jul 5, Sun	6:35 AM	5:21 PM	10h 46m	9:33 PM	10:15 AM	🌖
Jul 6, Mon	6:35 AM	5:21 PM	10h 47m	10:28 PM	10:49 AM	🌗
Jul 7, Tue	6:35 AM	5:22 PM	10h 47m	11:25 PM	11:24 AM	🌗
Jul 8, Wed	6:35 AM	5:22 PM	10h 47m	12:24 AM	12:03 PM	🌗
Jul 9, Thu	6:35 AM	5:22 PM	10h 48m	1:27 AM	12:46 PM	🌘
Jul 10, Fri	6:34 AM	5:23 PM	10h 48m	2:33 AM	1:35 PM	🌘
Jul 11, Sat	6:34 AM	5:23 PM	10h 49m	3:41 AM	2:31 PM	🌘
Jul 12, Sun	6:34 AM	5:24 PM	10h 49m	4:48 AM	3:35 PM	🌘
Jul 13, Mon	6:34 AM	5:24 PM	10h 50m	5:52 AM	4:42 PM	🌑
Jul 14, Tue	6:34 AM	5:24 PM	10h 51m	6:49 AM	5:50 PM	🌑
Jul 15, Wed	6:34 AM	5:25 PM	10h 51m	7:39 AM	6:56 PM	🌑
Jul 16, Thu	6:33 AM	5:25 PM	10h 52m	8:21 AM	7:59 PM	🌒
Jul 17, Fri	6:33 AM	5:26 PM	10h 52m	8:59 AM	8:58 PM	🌒
Jul 18, Sat	6:33 AM	5:26 PM	10h 53m	9:35 AM	—	🌒
Jul 19, Sun	6:33 AM	5:26 PM	10h 54m	10:07 AM	9:55 PM	🌓
Jul 20, Mon	6:32 AM	5:27 PM	10h 54m	10:41 AM	10:49 PM	🌓
Jul 21, Tue	6:32 AM	5:27 PM	10h 55m	11:14 AM	11:44 PM	🌓
Jul 22, Wed	6:32 AM	5:28 PM	10h 56m	11:50 AM	12:38 AM	🌓
Jul 23, Thu	6:31 AM	5:28 PM	10h 57m	12:29 PM	1:33 AM	🌔
Jul 24, Fri	6:31 AM	5:29 PM	10h 57m	1:11 PM	2:27 AM	🌔
Jul 25, Sat	6:31 AM	5:29 PM	10h 58m	1:58 PM	3:21 AM	🌔
Jul 26, Sun	6:30 AM	5:29 PM	10h 59m	2:50 PM	4:13 AM	🌔
Jul 27, Mon	6:30 AM	5:30 PM	11h 0m	3:43 PM	5:03 AM	🌔
Jul 28, Tue	6:29 AM	5:30 PM	11h 1m	4:38 PM	5:48 AM	🌕
Jul 29, Wed	6:29 AM	5:31 PM	11h 2m	5:34 PM	6:28 AM	🌕
Jul 30, Thu	6:29 AM	5:31 PM	11h 3m	6:29 PM	7:05 AM	🌕
Jul 31, Fri	6:28 AM	5:32 PM	11h 4m	7:24 PM	7:41 AM	🌕

Sunrise & Sunset in Rio de Janeiro, Brazil

Sun Times

Moon

Monthly Summary — July 2026

Twilight Phases in Rio de Janeiro

Holidays in Brazil

Explore Rio de Janeiro

Frequently Asked Questions about Sunrise & Sunset in Rio de Janeiro

Sunrise & Sunset in Other Cities