4 places · sun position · panel angle
Solar data for Aruba
Across the 4 places in Aruba the best fixed tilt for solar panels is 12°, and flat ground gets 5.9 to 5.9 peak sun hours a day. Every number is computed for each place.
Solar power in Aruba at a glance
Averages over 4 places with climate data, for a fixed array facing south.
- 5.91 peak sun hours a day
Peak sun hours a day on flat ground. Each dot is one place.
The sunniest places in Aruba, with 5.91 peak sun hours a day on flat ground, are Noord and 2 other places; the least sunny is Santa Cruz with 5.90. A 1 kWp array at its best angle makes from 1,736 kWh a year in Santa Cruz to 1,739 kWh in Noord — 1,737 kWh on average.
The best year-round tilt is 12° everywhere. Off-grid systems are sized for the darkest month and do better steeper, at 17° on average: at 70° that month brings 1.44 kWh per kWp a day in Oranjestad and 1.44 kWh in Noord.
Size an off-grid system or open any place below for its sun path, monthly table and tilt curve.
Largest places in Aruba at a glance
| Place | Latitude | Best tilt | Off-grid tilt | Sun hours/day (flat) |
|---|---|---|---|---|
| Oranjestad | 12.5° N | 12° | 17° | 5.91 |
| Noord | 12.6° N | 12° | 17° | 5.91 |
| Tanki Leendert | 12.5° N | 12° | 17° | 5.91 |
| Santa Cruz | 12.5° N | 12° | 17° | 5.90 |
Daylight and clock time in Aruba
In Noord (12.6° N), the northernmost place, the longest day of the year lasts 12 h 52 min and the shortest 11 h 23 min; in Santa Cruz (12.5° N), the southernmost, 12 h 52 min and 11 h 24 min. Aruba does not use daylight saving time: the clocks stay the same all year.
| Time zone | Places | UTC offset | Clocks change in 2026 |
|---|---|---|---|
| America/Aruba | 4 | UTC−4 | no daylight saving time |