🇵🇷 San Juan, Puerto Rico
San Juan is a major city of Puerto Rico. Real-Earth coordinates 18.440°, -66.130°, population 2,478,905. A river or a coast to follow, tall enough buildings to make a proximity line interesting, and open airspace once you clear the centre. Skydex flies the real Earth here — the elevation, coastline and city layout under the aircraft come from the same data the map does, and the sky is shared with everyone else flying it.
Airports near San Juan within 120 km, heard by the Skydex receiver network
- Luis Munoz Marin International Airport (SJU) · 14 km · 2,831 flights in 30 days
- Mercedita Airport (PSE) · 66 km · 76 flights in 30 days
- Rafael Hernandez Airport (BQN) · 106 km · 267 flights in 30 days
Flights are airline flight numbers our receivers heard heading to or from the airport, once a day each — not runway movements. All airports
Activity in San Juan
Flying conditions in San Juan
Sunrise 06:28 · Sunset 17:48 · 11 h 20 m of daylight (local time)
Verdict weighs gusts, precipitation and cold — the things that actually decide whether a drone or a bird has a good time up there. Sunrise and sunset are computed from the city's coordinates, not forecast. Forecast issued 2026-11-11 03:03 UTC and refreshed live in your browser. Weather by Open-Meteo (CC BY 4.0).
Flying weather in San Juan through the year
November in San Juan averages 26.7°C with winds around 20 km/h, and roughly 45% of days are good for flying — about 22 days see rain.
Fewest weather restrictions: June, January, February; September is the most restricted at 43% usable days. (That's about wind and rain, not comfort — check the temperatures below.)
| Month | Avg temp | Wind | Rain days | Good to fly |
|---|---|---|---|---|
| January | 25.4°C | 22 km/h | 16 | 61% |
| February | 25.2°C | 24 km/h | 17 | 61% |
| March | 25.3°C | 24 km/h | 19 | 47% |
| April | 25.5°C | 22 km/h | 20 | 53% |
| May | 26.7°C | 25 km/h | 15 | 60% |
| June | 27.7°C | 27 km/h | 9 | 70% |
| July | 27.9°C | 27 km/h | 17 | 59% |
| August | 28°C | 26 km/h | 18 | 52% |
| September | 27.9°C | 21 km/h | 20 | 43% |
| October | 27.9°C | 20 km/h | 20 | 47% |
| November | 26.7°C | 20 km/h | 22 | 45% |
| December | 25.9°C | 21 km/h | 18 | 61% |
Based on ERA5 reanalysis. “Good to fly” counts days without strong wind, real rain or hard frost — the conditions that actually ground a drone.
Recent activity in San Juan
L Cameron visited Wings
- QuickFalcon91 visited Wings
🛩 Where to fly a drone in Puerto Rico →
What you can do here
- Fly San Juan in an FPV drone or as a gull, from 18.440°, -66.130° — keyboard and mouse, a gamepad, or a real RC transmitter over USB.
- Check the weather first: live wind, gusts and cloud over the city, plus the month-by-month flyable-days table above.
- Watch real traffic — aircraft overhead and ships on the water come from live ADS-B and AIS feeds, not from a script.
- Meet other pilots in the same sky: city chat room, radio, and the walkie-talkie frequency for San Juan.