Altamesa in numbers
- Coordinates
- 18.3805, -66.0938
- Elevation
- 44 m above sea level
- Region
- San Juan
- Country
- Puerto Rico, North America
- Capital
- San Juan — 10 km away
The time now in Altamesa, San Juan, Puerto Rico is shown here, following the America/Puerto_Rico time zone (−4).
Altamesa, Puerto Rico
Sunday, 8 November 2026
UTC−4 · America/Puerto_Rico
Local time in Altamesa
UTC−4 · no daylight saving time
What the clock shows right now in Altamesa.
Sunrise 6:28 AM Solar noon 12:09 PM Sunset 5:50 PM Daylight 11 h 22 min Night 12 h 38 min Civil twilight 6:06 AM – 6:13 PM
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Weather data by Open-Meteo, updated every 30 minutes.
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Postal coverage of Altamesa comes to 12 codes.
Clocks in Altamesa take America/Puerto_Rico as their zone, reading UTC−4. Daylight saving time applies: No.
Morning light reaches Altamesa at 6:28 AM, and the sun sets at 5:50 PM. Daylight lasts a total of 11 h 22 min.
Altamesa shares one clock with the nearby places Bayamon and Bayamon.