Peak Sun Hours in Xalapa de Enríquez, Veracruz, Mexico
- Solar zone
- Zone 3 (good)
- Best month
- July (5.8)
- Worst month
- January (3.6)
- Climate
- Temperate · 19.3°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 3.62 | 5.15 | 3.51 | 1.49 | 14.9 | 79 |
| Feb | 4.37 | 5.87 | 3.88 | 1.69 | 16.9 | 74 |
| Mar | 5.12 | 6.64 | 4.22 | 1.90 | 19.3 | 68 |
| Apr | 5.55 | 6.95 | 3.94 | 2.20 | 22.1 | 64 |
| May | 5.69 | 7.17 | 3.84 | 2.35 | 22.8 | 69 |
| Jun | 5.72 | 7.50 | 3.88 | 2.38 | 21.9 | 79 |
| Jul | 5.76 | 7.42 | 3.60 | 2.54 | 20.8 | 83 |
| Aug | 5.58 | 7.28 | 3.74 | 2.35 | 20.8 | 84 |
| Sep | 4.96 | 6.83 | 3.39 | 2.15 | 20.4 | 87 |
| Oct | 4.57 | 6.15 | 3.93 | 1.80 | 19.0 | 86 |
| Nov | 3.99 | 5.37 | 4.08 | 1.51 | 16.6 | 85 |
| Dec | 3.65 | 4.92 | 3.89 | 1.43 | 15.5 | 82 |
GHI, Clear-sky, DNI, DHI in kWh/m²/day. Data: NASA POWER climatology (long-term monthly averages).
Off-grid calculator
Add appliances
- Add an appliance to size a system.
Sizing
- Daily load
- 0.00 kWh
- Panel wattage
- 0 W
- Panel count (400W modules)
- 0
- Battery bank
- 0.0 kWh
Sizing against worst-month PSH of 3.62 kWh/m²/day, 0.77 system efficiency.
About solar in Xalapa de Enríquez
Xalapa de Enríquez, Mexico has a temperate climate with meaningful seasonal variation in solar resource. Its annual peak sun hours average 4.88 kWh/m²/day, a good solar resource by global standards.
The strongest month in Xalapa de Enríquez is July (summer) at 5.76 kWh/m²/day, and the weakest is January (winter) at 3.62 kWh/m²/day. When sizing a year-round off-grid system, it's standard practice to design against the January value rather than the annual average — otherwise the battery bank runs low during the darkest weeks.
Xalapa de Enríquez's solar conditions are well within the range where off-grid PV is a straightforward engineering exercise with standard-sized arrays and lithium batteries.
FAQ
- What are the peak sun hours in Xalapa de Enríquez?
- Xalapa de Enríquez averages 4.88 peak sun hours per day annually, ranging from 3.62 in January to 5.76 in July.
- How many solar panels do I need in Xalapa de Enríquez?
- Panel count depends on your daily load. At Xalapa de Enríquez's annual average of 4.88 kWh/m²/day, a 5 kWh/day load needs roughly 4 × 400 W panels. Use the calculator above for your actual load.
- What size battery do I need in Xalapa de Enríquez?
- Sizing against Xalapa de Enríquez's worst month (January, 3.62 kWh/m²/day) with 2 days of autonomy at 80% depth of discharge, a 5 kWh/day load needs about a 12.5 kWh battery bank.
- How does Xalapa de Enríquez's solar resource compare globally?
- Xalapa de Enríquez sits in solar zone 3 out of 5 (where 5 is strongest) at 4.88 kWh/m²/day — good by global standards. For reference, top-tier desert sites average ~6.5 and high-latitude cities around 2.5 kWh/m²/day.
- How much does winter reduce solar output in Xalapa de Enríquez?
- Xalapa de Enríquez's worst month (January) delivers 3.62 kWh/m²/day — about 63% of the summer peak of 5.76. Off-grid systems here typically oversize 1.5–2× or pair with a backup source.
- Do cloudy days significantly affect Xalapa de Enríquez's solar?
- Partly. Diffuse light still produces 10–25% of clear-sky output. Xalapa de Enríquez's 4.88 kWh/m²/day already reflects average cloudiness, so no further derating is needed for sizing.
- What panel tilt works best in Xalapa de Enríquez?
- At Xalapa de Enríquez's latitude (20°), a fixed tilt near 20° balances year-round yield. Winter-heavy loads favor latitude + 15°; summer-heavy, latitude − 15°.