Golden Hour & Twilight in Porto Alegre

Today in Porto Alegre, the sun rises at 6:57 AM and sets at 5:48 PM, providing 10h 51m of daylight. Solar noon lands at 12:22 PM, when the sun reaches its highest point in the sky. Civil twilight begins at 6:32 AM and ends at 6:13 PM, extending usable outdoor light beyond sunrise and sunset.

How Sunrise and Sunset Times Are Calculated

SunriseTime uses the NOAA Solar Calculator algorithm to compute sunrise and sunset times with precision within one minute. The calculation accounts for Porto Alegre's geographic coordinates (latitude -30.0328°, longitude -51.2302°), atmospheric refraction, and the sun's apparent diameter. All times are displayed in the local timezone (America/Sao_Paulo) and updated daily.

Golden Hour Photography in Porto Alegre

The morning golden hour in Porto Alegre runs from 6:57 AM to 7:31 AM (34 minutes), while the evening golden hour spans 5:14 PM to 5:48 PM (34 minutes). During golden hour, sunlight travels through more atmosphere, producing warm tones ideal for photography and filmmaking.

Daylight Trends and Seasonal Changes

Daylight duration in Porto Alegre changes throughout the year based on its latitude of -30.03°. The 7-day forecast above shows how daylight hours are currently trending. Compared to yesterday, sunrise is 1 min later than yesterday and sunset is at the same local time as yesterday, reflecting the gradual seasonal transition.

Moon Phase and Lunar Data

The current moon phase in Porto Alegre is Waning Gibbous with 89% illumination. Moonrise occurs at 8:31 PM and moonset at 10:36 AM. Lunar data is useful for astronomers, photographers planning night shoots, and anyone interested in tidal patterns.

Prayer Times Calculation Method

Prayer times for Porto Alegre are calculated using the Muslim World League (MWL) convention, which sets Fajr at 18° below the horizon and Isha at 17°. The Asr time follows the Standard (Shafi'i) juristic method, where the shadow length equals the object height plus the shadow at solar noon.