Peak Sun Hours in Acapulco de Juárez, Guerrero, Mexico
- Solar zone
- Zone 4 (excellent)
- Best month
- April (7.1)
- Worst month
- December (5.1)
- Climate
- Tropical · 25.6°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 5.21 | 5.59 | 6.26 | 1.28 | 24.9 | 66 |
| Feb | 6.08 | 6.35 | 6.98 | 1.27 | 25.2 | 64 |
| Mar | 6.80 | 7.08 | 7.10 | 1.44 | 25.6 | 62 |
| Apr | 7.09 | 7.32 | 6.48 | 1.90 | 26.6 | 60 |
| May | 6.49 | 7.02 | 4.68 | 2.48 | 27.1 | 66 |
| Jun | 5.94 | 7.32 | 4.07 | 2.37 | 26.1 | 79 |
| Jul | 6.28 | 7.36 | 4.45 | 2.42 | 26.0 | 80 |
| Aug | 6.06 | 7.25 | 4.37 | 2.30 | 25.8 | 82 |
| Sep | 5.49 | 6.89 | 3.83 | 2.27 | 25.3 | 85 |
| Oct | 5.38 | 6.29 | 4.81 | 1.84 | 25.4 | 82 |
| Nov | 5.30 | 5.68 | 6.17 | 1.33 | 25.0 | 75 |
| Dec | 5.06 | 5.33 | 6.36 | 1.22 | 24.8 | 70 |
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 5.06 kWh/m²/day, 0.77 system efficiency.
About solar in Acapulco de Juárez
Acapulco de Juárez, Mexico has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.93 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Acapulco de Juárez is April (spring) at 7.09 kWh/m²/day, and the weakest is December (winter) at 5.06 kWh/m²/day. When sizing a year-round off-grid system, it's standard practice to design against the December value rather than the annual average — otherwise the battery bank runs low during the darkest weeks.
Acapulco de Juárez'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 Acapulco de Juárez?
- Acapulco de Juárez averages 5.93 peak sun hours per day annually, ranging from 5.06 in December to 7.09 in April.
- How many solar panels do I need in Acapulco de Juárez?
- Panel count depends on your daily load. At Acapulco de Juárez's annual average of 5.93 kWh/m²/day, a 5 kWh/day load needs roughly 3 × 400 W panels. Use the calculator above for your actual load.
- What size battery do I need in Acapulco de Juárez?
- Sizing against Acapulco de Juárez's worst month (December, 5.06 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 Acapulco de Juárez's solar resource compare globally?
- Acapulco de Juárez sits in solar zone 4 out of 5 (where 5 is strongest) at 5.93 kWh/m²/day — excellent by global standards. For reference, top-tier desert sites average ~6.5 and high-latitude cities around 2.5 kWh/m²/day.
- How does the wet season affect solar generation in Acapulco de Juárez?
- Acapulco de Juárez's dry-season output peaks at 7.09 kWh/m²/day in April; the wet season drops it to 5.06 in December. That ~34% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Acapulco de Juárez?
- Most tier-1 PV panels are rated for 140+ mph wind loads; mounting hardware usually fails first. In cyclone-prone regions like Mexico, specify IEC 61215-certified panels and anchor-bolt mounts rather than ballasted.
- What's the dry-to-wet output gap in Acapulco de Juárez?
- Acapulco de Juárez swings from 7.09 kWh/m²/day in April (dry) to 5.06 in December (wet) — roughly 34%. Year-round off-grid systems must size against the wet-season minimum.