Solarposition.org

Sacatepéquez · Guatemala · 14.61° N · 90.66° W

Solar position in San Lucas Sacatepéquez

Sun position, daylight and the best solar panel angle for San Lucas Sacatepéquez — computed for 14.61° N, 90.66° W, 2082 m above sea level.

Sunrise today05:55102° ESE
Sunset today17:37258° WSW
Best panel angle17°year-round, facing south
Off-grid angle8°best for the darkest month

The sun right now

Azimuth180.0°
Elevation63.5°
At solar noon, 11:46Open on the sun map

Sun in San Lucas Sacatepéquez today

Saturday, 24 October 2026 · local time UTC−6

EventTimeDirection / height
Astronomical dawn04:43sun 18° below horizon
Nautical dawn05:0812° below
Civil dawn05:346° below
Sunrise05:55102° ESE
Golden hour ends06:24sun 6° up
Solar noon11:4663.5° high
Golden hour starts17:08sun 6° up
Sunset17:37258° WSW
Civil dusk17:596° below
Nautical dusk18:2412° below
Astronomical dusk18:4918° below
Day length11 h 42 min

Sun path diagram for San Lucas Sacatepéquez

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice6789101112131415161718EquinoxDecember solstice7891011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 81.2° at solar noon in San Lucas Sacatepéquez; 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.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January06:3112:1417:5611 h 24 min55.6°
February06:2312:1618:0811 h 45 min65.0°
March06:0512:0918:1312 h 08 min75.8°
April05:4512:0118:1712 h 32 min87.4°
May05:3311:5918:2512 h 52 min84.3°
June05:3412:0418:3413 h 00 min81.2°
July05:4312:0918:3412 h 52 min84.3°
August05:4912:0518:2112 h 32 min87.3°
September05:5111:5517:5912 h 08 min75.9°
October05:5511:4717:3911 h 44 min64.5°
November06:0611:4817:3011 h 24 min55.4°
December06:2212:0017:3811 h 16 min52.0°

A year of daylight in San Lucas Sacatepéquez

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in San Lucas Sacatepéquez

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: 1622 kWh per kWp.

8°gives the most in the darkest month — the one an off-grid system is sized for.

20%30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 17°Best worst-month 8°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearJune kWh/kWp/dayBest ÷ worst month
0°156596%4.151.3×
8° off-grid best160799%4.011.2×
15° = latitude1622100%3.841.3×
17° year-round best1622100%3.781.3×
30°158698%3.321.6×
45°146090%2.642.0×
60°125677%1.892.8×
70°108567%1.413.5×
90°74546%1.063.8×

A fixed array in San Lucas Sacatepéquez produces the most over a year at 17°. The design month for an off-grid system is June: at 8° it makes 4.01 kWh per kWp a day, 6% more than at 17°, and costs 1% of the yearly total. Why steep panels win winter.

Off-grid solar in San Lucas Sacatepéquez at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 17° (year-round best).

0123456January: 4.79 (70°)4.8JanFebruary: 4.18 (70°)4.2FebMarch: 3.29 (70°)3.3MarApril: 2.20 (70°)2.2AprMay: 1.61 (70°)1.6MayJune: 1.41 (70°)1.4JunJuly: 1.56 (70°)1.6JulAugust: 1.96 (70°)2.0AugSeptember: 2.50 (70°)2.5SepOctober: 3.10 (70°)3.1OctNovember: 4.22 (70°)4.2NovDecember: 4.92 (70°)4.9Dec17°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 17°Mean temp.
January5.085.724.794.9020.0 °C
February5.595.014.185.0421.3 °C
March5.993.983.295.0222.6 °C
April5.832.712.204.5423.9 °C
May5.212.001.613.8923.5 °C
June5.151.761.413.7822.4 °C
July5.731.931.564.2322.2 °C
August5.622.411.964.3222.2 °C
September5.083.032.504.1421.8 °C
October4.743.743.104.1021.4 °C
November4.885.054.224.5820.4 °C
December4.905.874.924.8220.0 °C
Year5.32 avg3.59 avg1085 kWh1622 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 840 Wp of panels at 70°, versus 310 Wp at 17°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in San Lucas Sacatepéquez

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°

Row spacing calculator

How San Lucas Sacatepéquez compares in Guatemala

Against the other 101 places in Guatemala with climate data, for a fixed array at its best angle.

37thof 102 places in Guatemala for sunshine, shared: 5.32 peak sun hours a day on flat ground.

+1%solar energy a year compared with the average place in Guatemala: 1,622 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); San Lucas Sacatepéquez ranks joint 37th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.41 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.

The sunniest places in Guatemala

Solar forecast for San Lucas Sacatepéquez, next 48 hours

Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.

Loading the latest forecast…

Questions about the sun in San Lucas Sacatepéquez

What is the best solar panel angle in San Lucas Sacatepéquez?
For a fixed array facing south, the best year-round tilt in San Lucas Sacatepéquez is 17°, worth about 1622 kWh per kWp a year. An off-grid system that has to get through June does better at about 8°.
What time is sunrise and sunset in San Lucas Sacatepéquez today?
On 24 October 2026 the sun rises at 05:55 and sets at 17:37 local time (UTC−6), giving 11 h 42 min of daylight. Solar noon is at 11:46.
How many peak sun hours does San Lucas Sacatepéquez get?
On a flat surface 5.3 hours a day averaged over the year, from 4.7 in October to 6.0 in March. Panels tilted at 70° receive 1.8 sun hours a day in June.
How high does the sun get in San Lucas Sacatepéquez?
At solar noon the sun stands 81.2° above the horizon on the June solstice and 52.0° on the December solstice.
Is San Lucas Sacatepéquez a good place for solar panels?
With 5.3 peak sun hours a day on flat ground, San Lucas Sacatepéquez ranks joint 37th of 102 places in Guatemala for sunshine. A 1 kWp array at the best angle (17°) makes about 1,622 kWh a year here, 1% more than the average place in Guatemala.

Places near San Lucas Sacatepéquez

All places in Guatemala

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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.