Niterói — sunrise and sunset times

Calculate sunrise and sunset times in Niterói, day length for any day of the year.

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Niterói — sunrise, sunset, length of day 21/10/2025
Sunrise	05:14:31 am
Sunset	05:59:27 pm
Day length	12:44:56
Sun at zenith	11:36:59 am
Civil dawn	04:51:32 am
Civil dusk	06:22:26 pm
Nautical dawn	04:24:26 am
Nautical dusk	06:49:32 pm
Astronomical dawn	03:56:52 am
Astronomical dusk	07:17:06 pm