Mexico · 19.32° N · 98.24° W
Solar position in Tlaxcala
Sun position, daylight and the best solar panel angle for Tlaxcala — computed for 19.32° N, 98.24° W, 2236 m above sea level.
The sun right now
Sun in Tlaxcala today
Saturday, 24 October 2026 · local time UTC−6
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:16 | sun 18° below horizon |
| Nautical dawn | 05:42 | 12° below |
| Civil dawn | 06:08 | 6° below |
| Sunrise | 06:30 | 102° ESE |
| Golden hour ends | 07:00 | sun 6° up |
| Solar noon | 12:16 | 58.7° high |
| Golden hour starts | 17:33 | sun 6° up |
| Sunset | 18:03 | 258° WSW |
| Civil dusk | 18:25 | 6° below |
| Nautical dusk | 18:51 | 12° below |
| Astronomical dusk | 19:17 | 18° below |
| Day length | 11 h 33 min | |
Sun path diagram for Tlaxcala
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 85.9° at solar noon in Tlaxcala; on the December solstice only 47.3°. 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 | 07:09 | 12:44 | 18:19 | 11 h 10 min | 50.9° |
| February | 06:57 | 12:46 | 18:35 | 11 h 38 min | 60.3° |
| March | 06:36 | 12:40 | 18:44 | 12 h 08 min | 71.1° |
| April | 06:10 | 12:31 | 18:52 | 12 h 41 min | 82.7° |
| May | 05:56 | 12:29 | 19:03 | 13 h 07 min | 89.0° |
| June | 05:55 | 12:34 | 19:13 | 13 h 18 min | 85.9° |
| July | 06:05 | 12:39 | 19:13 | 13 h 07 min | 89.0° |
| August | 06:15 | 12:36 | 18:56 | 12 h 41 min | 82.6° |
| September | 06:21 | 12:25 | 18:29 | 12 h 08 min | 71.2° |
| October | 06:29 | 12:17 | 18:05 | 11 h 36 min | 59.8° |
| November | 06:44 | 12:18 | 17:53 | 11 h 09 min | 50.7° |
| December | 07:02 | 12:31 | 18:00 | 10 h 58 min | 47.3° |
A year of daylight in Tlaxcala
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 Tlaxcala
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
20°collects the most energy over a year: 1771 kWh per kWp.
14°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 | September kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1675 | 95% | 4.16 | 1.4× |
| 14° off-grid best | 1761 | 99% | 4.26 | 1.3× |
| 15° | 1764 | 100% | 4.26 | 1.3× |
| 19° = latitude | 1770 | 100% | 4.25 | 1.3× |
| 20° year-round best | 1771 | 100% | 4.25 | 1.3× |
| 30° | 1750 | 99% | 4.14 | 1.4× |
| 45° | 1636 | 92% | 3.79 | 1.8× |
| 60° | 1431 | 81% | 3.25 | 2.4× |
| 70° | 1253 | 71% | 2.79 | 3.1× |
| 90° | 867 | 49% | 1.70 | 4.0× |
A fixed array in Tlaxcala produces the most over a year at 20°. The design month for an off-grid system is September: at 14° it makes 4.26 kWh per kWp a day, and costs 1% of the yearly total. Why steep panels win winter.
Off-grid solar in Tlaxcala at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 20° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 20° | Mean temp. |
|---|---|---|---|---|---|
| January | 4.82 | 5.91 | 5.12 | 5.05 | 11.3 °C |
| February | 5.61 | 5.55 | 4.77 | 5.44 | 13.1 °C |
| March | 6.31 | 4.66 | 3.97 | 5.59 | 15.1 °C |
| April | 6.52 | 3.30 | 2.77 | 5.25 | 17.4 °C |
| May | 6.26 | 2.44 | 2.02 | 4.74 | 17.9 °C |
| June | 5.78 | 2.07 | 1.71 | 4.29 | 16.8 °C |
| July | 5.76 | 2.20 | 1.83 | 4.35 | 15.7 °C |
| August | 5.71 | 2.73 | 2.29 | 4.53 | 15.5 °C |
| September | 5.01 | 3.29 | 2.79 | 4.25 | 15.0 °C |
| October | 5.10 | 4.46 | 3.82 | 4.72 | 13.9 °C |
| November | 4.88 | 5.61 | 4.84 | 4.98 | 12.3 °C |
| December | 4.72 | 6.17 | 5.33 | 5.06 | 11.7 °C |
| Year | 5.54 avg | 4.02 avg | 1253 kWh | 1771 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 690 Wp of panels at 70°, versus 280 Wp at 20°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Tlaxcala
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 20°
How Tlaxcala compares in Mexico
Against the other 624 places in Mexico with climate data, for a fixed array at its best angle.
353rdof 625 places in Mexico for sunshine, shared: 5.54 peak sun hours a day on flat ground.
+1%solar energy a year compared with the average place in Mexico: 1,771 against 1,754 kWh per kWp.
±0 mindaylight on the longest day, compared with Mexico City: 13 h 18 min against 13 h 18 min.
20°best year-round tilt here; across Mexico it runs from 15° in Coatzacoalcos to 30° in Tijuana.
Of the 625 places in Mexico, Ciudad Constitución gets the most sun (6.12 peak sun hours a day) and Poza Rica de Hidalgo and one other place the least (4.59); Tlaxcala ranks joint 353rd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.71 kWh a day here, against 1.82 kWh on average in Mexico. The shortest day lasts 10 h 58 min, ±0 min compared with Mexico City.
Solar forecast for Tlaxcala, 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 Tlaxcala
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Places near Tlaxcala
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A free, live card for Tlaxcala: 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.