Retalhuleu · Guatemala · 14.59° N · 91.69° W
Solar position in Nuevo San Carlos
Sun position, daylight and the best solar panel angle for Nuevo San Carlos — computed for 14.59° N, 91.69° W, 375 m above sea level.
The sun right now
Sun in Nuevo San Carlos today
Saturday, 24 October 2026 · local time UTC−6
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:47 | sun 18° below horizon |
| Nautical dawn | 05:13 | 12° below |
| Civil dawn | 05:38 | 6° below |
| Sunrise | 05:59 | 102° ESE |
| Golden hour ends | 06:28 | sun 6° up |
| Solar noon | 11:50 | 63.5° high |
| Golden hour starts | 17:12 | sun 6° up |
| Sunset | 17:41 | 258° WSW |
| Civil dusk | 18:03 | 6° below |
| Nautical dusk | 18:28 | 12° below |
| Astronomical dusk | 18:53 | 18° below |
| Day length | 11 h 42 min | |
Sun path diagram for Nuevo San Carlos
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 81.2° at solar noon in Nuevo San Carlos; on the December solstice only 52.0°. Sunrise swings from 65° ENE in June to 114° ESE in December — a 49° 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 | 06:35 | 12:18 | 18:00 | 11 h 24 min | 55.6° |
| February | 06:27 | 12:20 | 18:12 | 11 h 45 min | 65.1° |
| March | 06:10 | 12:13 | 18:17 | 12 h 08 min | 75.9° |
| April | 05:49 | 12:05 | 18:21 | 12 h 32 min | 87.5° |
| May | 05:37 | 12:03 | 18:29 | 12 h 52 min | 84.3° |
| June | 05:38 | 12:08 | 18:38 | 13 h 00 min | 81.2° |
| July | 05:47 | 12:13 | 18:39 | 12 h 52 min | 84.2° |
| August | 05:53 | 12:09 | 18:25 | 12 h 32 min | 87.3° |
| September | 05:55 | 11:59 | 18:03 | 12 h 08 min | 75.9° |
| October | 05:59 | 11:51 | 17:43 | 11 h 44 min | 64.5° |
| November | 06:10 | 11:52 | 17:34 | 11 h 24 min | 55.4° |
| December | 06:27 | 12:04 | 17:42 | 11 h 16 min | 52.0° |
A year of daylight in Nuevo San Carlos
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 Nuevo San Carlos
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
17°collects the most energy over a year: 1626 kWh per kWp.
6°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 | June kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1565 | 96% | 4.09 | 1.2× |
| 6° off-grid best | 1600 | 98% | 4.00 | 1.2× |
| 15° = latitude | 1625 | 100% | 3.79 | 1.3× |
| 17° year-round best | 1626 | 100% | 3.73 | 1.4× |
| 30° | 1592 | 98% | 3.29 | 1.6× |
| 45° | 1468 | 90% | 2.62 | 2.1× |
| 60° | 1263 | 78% | 1.86 | 2.9× |
| 70° | 1092 | 67% | 1.38 | 3.6× |
| 90° | 748 | 46% | 1.03 | 3.8× |
A fixed array in Nuevo San Carlos produces the most over a year at 17°. The design month for an off-grid system is June: at 6° it makes 4.00 kWh per kWp a day, 7% more than at 17°, and costs 2% of the yearly total. Why steep panels win winter.
Off-grid solar in Nuevo San Carlos at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 17° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 17° | Mean temp. |
|---|---|---|---|---|---|
| January | 5.25 | 5.90 | 4.91 | 5.03 | 21.7 °C |
| February | 5.68 | 5.08 | 4.21 | 5.10 | 22.5 °C |
| March | 5.95 | 3.96 | 3.26 | 4.98 | 23.6 °C |
| April | 5.79 | 2.72 | 2.21 | 4.51 | 24.7 °C |
| May | 5.19 | 2.01 | 1.61 | 3.88 | 24.4 °C |
| June | 5.09 | 1.73 | 1.38 | 3.73 | 23.6 °C |
| July | 5.67 | 1.92 | 1.53 | 4.18 | 23.6 °C |
| August | 5.53 | 2.40 | 1.94 | 4.25 | 23.6 °C |
| September | 5.02 | 3.01 | 2.46 | 4.07 | 23.2 °C |
| October | 4.80 | 3.78 | 3.12 | 4.14 | 23.0 °C |
| November | 5.05 | 5.22 | 4.33 | 4.70 | 22.5 °C |
| December | 5.05 | 6.03 | 5.00 | 4.92 | 22.0 °C |
| Year | 5.34 avg | 3.64 avg | 1092 kWh | 1626 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 860 Wp of panels at 70°, versus 320 Wp at 17°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Nuevo San Carlos
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.
2.3 mrow pitch at 70°
2.4 mrow pitch at 17°
How Nuevo San Carlos compares in Guatemala
Against the other 101 places in Guatemala with climate data, for a fixed array at its best angle.
30thof 102 places in Guatemala for sunshine, shared: 5.34 peak sun hours a day on flat ground.
+1%solar energy a year compared with the average place in Guatemala: 1,626 against 1,603 kWh per kWp.
±0 mindaylight on the longest day, compared with Guatemala City: 13 h 00 min against 13 h 00 min.
17°best year-round tilt here; across Guatemala it runs from 14° in Cobán to 17° in Guatemala City.
Of the 102 places in Guatemala, Puerto San José gets the most sun (5.65 peak sun hours a day) and San Pedro Carchá and one other place the least (4.81); Nuevo San Carlos ranks joint 30th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.38 kWh a day here, against 1.41 kWh on average in Guatemala. The shortest day lasts 11 h 16 min, ±0 min compared with Guatemala City.
Solar forecast for Nuevo San Carlos, 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 Nuevo San Carlos
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A free, live card for Nuevo San Carlos: 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.