Location & Surroundings
Semil is a settlement in Villalba, Puerto Rico, at 329 m elevation. The nearest larger town is Juana Diaz, 8 km to the south. The national capital San Juan is 58 km to the northeast. The nearest airport is Mercedita Airport, 13 km away.
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
18° 7' 21" N, 66° 31' 0" W
- Elevation 329 m (DEM: 334 m)
- Timezone America/Puerto_Rico
- Time Shift GMT -4 (DST -4)
Statistics & Country
- Pop. Density 144 p/km²
- Built-up 4.5%
- Settlement Suburban / peri-urban
- Currency Dollar (USD)
- Phone Prefix ++1-787 and 1-939
Sun & Local Time
- Local time 08:36
- Sunrise 06:19
- Sunset 18:03
- Day length 11 h 44 min
Other populated places nearby
Nearby
Weather in Semil
Current conditions and a 3-day (72-hour) weather forecast for Semil, updated from the NOAA GFS model.
Now 23.1 C with mostly clear skies and a 1.2 m/s north-easterly wind. Next 24h: 23.0 to 28.0 C, max wind 2.9 m/s. Precip around 0.1 mm. Solar peaks near 655 W/m2.
Temperature
23.1 C
Wind
1.2 m/s NE (28 deg)
Humidity
87 %
Pressure
1,013.6 hPa
Clouds
4 %
Precip
0.06 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 23.1 | 1.2 | 28 | 87 | 1,013.6 | - / 0.00 | 4 | 0.0 | n/a |
| 6h | 25.9 | 1.4 | 62 | 76 | 1,015.2 | 0.00 / 0.00 | 41 | 37.7 | n/a |
| 12h | 28.0 | 2.9 | 138 | 71 | 1,013.0 | 1.02 / 1.02 | 22 | 655.5 | n/a |
| 18h | 24.3 | 1.3 | 108 | 87 | 1,014.3 | 0.08 / 1.09 | 5 | 250.9 | n/a |
| Tomorrow | 23.0 | 0.7 | 50 | 89 | 1,013.5 | 0.00 / 0.06 | 4 | 0.0 | n/a |
| 30h | 25.5 | 1.0 | 76 | 78 | 1,015.2 | 0.15 / 0.21 | 73 | 34.1 | n/a |
| 36h | 27.6 | 2.2 | 145 | 73 | 1,013.2 | 1.85 / 2.06 | 87 | 650.3 | n/a |
| 42h | 24.2 | 1.4 | 120 | 87 | 1,014.2 | 2.92 / 4.98 | 100 | 200.2 | n/a |
| Monday | 22.8 | 0.7 | 63 | 91 | 1,013.6 | 0.00 / 0.03 | 1 | 0.0 | n/a |
| 54h | 25.1 | 1.2 | 60 | 80 | 1,014.5 | 0.06 / 0.09 | 0 | 37.4 | n/a |
| 60h | 27.2 | 2.6 | 123 | 75 | 1,012.3 | 1.54 / 1.63 | 32 | 689.2 | n/a |
| 66h | 23.9 | 1.2 | 111 | 87 | 1,013.3 | 5.06 / 6.70 | 42 | 225.6 | n/a |
| Tuesday | 22.6 | 0.7 | 41 | 89 | 1,011.9 | 0.00 / 0.09 | 3 | 0.0 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-17 06:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Semil?
Now 23.1 C with mostly clear skies and a 1.2 m/s north-easterly wind. Next 24h: 23.0 to 28.0 C, max wind 2.9 m/s. Precip around 0.1 mm. Solar peaks near 655 W/m2.
Is precipitation expected in the next 24 hours?
Around 0.1 mm of precipitation is expected in the next 24 hours.
When are sunrise and sunset in Semil today?
Sunrise around 06:19 and sunset around 18:03 (local time). Day length about 11h 44m.
What is the local time in Semil?
Local time is 08:36. Time zone: America/Puerto_Rico (UTC-04:00).
What type of place is Semil?
Semil is a populated place.
What is the elevation of Semil?
Elevation about 329 m. DEM 334 m.
Where is Semil located?
It is at 18.12246, -66.51656 (latitude, longitude).
Which country is Semil in?
It is in Puerto Rico.