Valverde Province · Dominican Republic · 19.58° N · 70.98° W
Solar position in Esperanza
Sun position, daylight and the best solar panel angle for Esperanza — computed for 19.58° N, 70.98° W, 113 m above sea level.
The sun right now
Sun in Esperanza today
Saturday, 24 October 2026 · local time UTC−4
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:27 | sun 18° below horizon |
| Nautical dawn | 05:53 | 12° below |
| Civil dawn | 06:19 | 6° below |
| Sunrise | 06:41 | 102° ESE |
| Golden hour ends | 07:11 | sun 6° up |
| Solar noon | 12:27 | 58.5° high |
| Golden hour starts | 17:44 | sun 6° up |
| Sunset | 18:14 | 258° WSW |
| Civil dusk | 18:36 | 6° below |
| Nautical dusk | 19:02 | 12° below |
| Astronomical dusk | 19:28 | 18° below |
| Day length | 11 h 33 min | |
Sun path diagram for Esperanza
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 86.1° at solar noon in Esperanza; on the December solstice only 47.0°. Sunrise swings from 65° ENE in June to 115° ESE in December — a 50° arc along the horizon.
Sunrise, sunset and sun height by month
Values for the 21st of each month, local clock time including daylight saving time.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 07:20 | 12:55 | 18:29 | 11 h 09 min | 50.6° |
| February | 07:08 | 12:57 | 18:46 | 11 h 37 min | 60.0° |
| March | 06:47 | 12:51 | 18:55 | 12 h 08 min | 70.8° |
| April | 06:21 | 12:42 | 19:03 | 12 h 42 min | 82.4° |
| May | 06:06 | 12:40 | 19:14 | 13 h 08 min | 89.3° |
| June | 06:06 | 12:45 | 19:25 | 13 h 19 min | 86.1° |
| July | 06:16 | 12:50 | 19:24 | 13 h 08 min | 89.2° |
| August | 06:26 | 12:47 | 19:07 | 12 h 42 min | 82.4° |
| September | 06:32 | 12:36 | 18:40 | 12 h 08 min | 70.9° |
| October | 06:40 | 12:28 | 18:16 | 11 h 36 min | 59.6° |
| November | 06:55 | 12:29 | 18:03 | 11 h 08 min | 50.4° |
| December | 07:13 | 12:42 | 18:10 | 10 h 57 min | 47.0° |
A year of daylight in Esperanza
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Esperanza
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
19°collects the most energy over a year: 1631 kWh per kWp.
25°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | November kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1557 | 95% | 3.36 | 1.5× |
| 15° | 1628 | 100% | 3.93 | 1.2× |
| 19° year-round best | 1631 | 100% | 4.04 | 1.2× |
| 20° = latitude | 1631 | 100% | 4.07 | 1.2× |
| 25° off-grid best | 1623 | 100% | 4.18 | 1.1× |
| 30° | 1605 | 98% | 4.26 | 1.2× |
| 45° | 1489 | 91% | 4.33 | 1.5× |
| 60° | 1290 | 79% | 4.15 | 1.9× |
| 70° | 1120 | 69% | 3.88 | 2.5× |
| 90° | 760 | 47% | 3.05 | 3.4× |
A fixed array in Esperanza produces the most over a year at 19°. The design month for an off-grid system is November: at 25° it makes 4.18 kWh per kWp a day, 3% more than at 19°, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Esperanza at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 19° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 19° | Mean temp. |
|---|---|---|---|---|---|
| January | 4.32 | 5.21 | 4.31 | 4.26 | 23.2 °C |
| February | 5.03 | 4.92 | 4.06 | 4.64 | 23.6 °C |
| March | 5.61 | 4.16 | 3.42 | 4.79 | 24.2 °C |
| April | 5.98 | 3.14 | 2.55 | 4.71 | 25.3 °C |
| May | 5.86 | 2.39 | 1.91 | 4.36 | 26.2 °C |
| June | 6.19 | 2.18 | 1.73 | 4.46 | 27.3 °C |
| July | 6.28 | 2.32 | 1.85 | 4.58 | 27.5 °C |
| August | 6.08 | 2.85 | 2.29 | 4.63 | 27.6 °C |
| September | 5.74 | 3.74 | 3.03 | 4.68 | 27.4 °C |
| October | 4.98 | 4.36 | 3.55 | 4.38 | 26.7 °C |
| November | 4.26 | 4.73 | 3.88 | 4.04 | 25.0 °C |
| December | 4.11 | 5.22 | 4.31 | 4.11 | 23.8 °C |
| Year | 5.37 avg | 3.76 avg | 1120 kWh | 1631 kWh |
Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 680 Wp of panels at 70°, versus 290 Wp at 19°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Esperanza
Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.
2.6 mrow pitch at 70°
2.6 mrow pitch at 19°
How Esperanza compares in the Dominican Republic
Against the other 44 places in the Dominican Republic with climate data, for a fixed array at its best angle.
33rdof 45 places in the Dominican Republic for sunshine, shared: 5.37 peak sun hours a day on flat ground.
−1%solar energy a year compared with the average place in the Dominican Republic: 1,631 against 1,650 kWh per kWp.
+4 mindaylight on the longest day, compared with Santo Domingo: 13 h 19 min against 13 h 14 min.
19°best year-round tilt here; across the Dominican Republic it runs from 18° in Santo Domingo to 19° in Santiago de los Caballeros.
Of the 45 places in the Dominican Republic, Santa Cruz de Barahona gets the most sun (5.59 peak sun hours a day) and Tamboril the least (5.27); Esperanza ranks joint 33rd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.73 kWh a day here, against 1.69 kWh on average in the Dominican Republic. The shortest day lasts 10 h 57 min, −4 min compared with Santo Domingo.
Solar forecast for Esperanza, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Esperanza
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Places near Esperanza
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A free, live card for Esperanza: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.