Time now in Colonia Buenos Aires (Altamira)

Colonia Buenos Aires (Altamira) sits at latitude 21.59, in the tropical band, so day length here swings only a little between midwinter and midsummer — today's 12h 42m is one point on that curve, not a fixed value.

Colonia Buenos Aires (Altamira) runs on America/Mexico_City, which puts the city UTC −6 from Coordinated Universal Time right now. The clock at the top of this page is not copied from your device: it is anchored to our reference timestamp and re-rendered every second against the IANA time zone database, so it stays right even when a laptop or phone has quietly drifted.

Sunrise today lands at 06:16 and sunset at 06:58 local time, giving 12h 42m of daylight. Those figures come from the city's own coordinates (21.59, -98.86) rather than a country-wide average, so they match what you would actually see from a window in Colonia Buenos Aires (Altamira).