Peak Sun Hours in Wah Cantt, Punjab, Pakistan
- Solar zone
- Zone 4 (excellent)
- Best month
- June (7.2)
- Worst month
- December (2.9)
- Climate
- Tropical · 23.7°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 2.97 | 3.55 | 3.96 | 1.19 | 11.5 | 45 |
| Feb | 3.62 | 4.53 | 4.04 | 1.45 | 13.8 | 51 |
| Mar | 4.91 | 5.85 | 4.71 | 1.90 | 19.2 | 50 |
| Apr | 6.17 | 7.06 | 5.32 | 2.35 | 24.9 | 45 |
| May | 7.13 | 7.79 | 6.11 | 2.47 | 30.7 | 34 |
| Jun | 7.22 | 7.81 | 5.88 | 2.63 | 34.5 | 32 |
| Jul | 6.29 | 7.19 | 4.23 | 2.81 | 33.2 | 51 |
| Aug | 5.77 | 6.70 | 4.18 | 2.52 | 31.1 | 61 |
| Sep | 5.53 | 5.97 | 5.29 | 1.98 | 29.0 | 53 |
| Oct | 4.69 | 4.89 | 5.55 | 1.49 | 24.5 | 40 |
| Nov | 3.45 | 3.77 | 4.61 | 1.25 | 18.6 | 37 |
| Dec | 2.89 | 3.24 | 4.20 | 1.11 | 13.9 | 38 |
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 2.89 kWh/m²/day, 0.77 system efficiency.
About solar in Wah Cantt
Wah Cantt, Pakistan has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.05 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Wah Cantt is June (summer) at 7.22 kWh/m²/day, and the weakest is December (winter) at 2.89 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.
Wah Cantt'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 Wah Cantt?
- Wah Cantt averages 5.05 peak sun hours per day annually, ranging from 2.89 in December to 7.22 in June.
- How many solar panels do I need in Wah Cantt?
- Panel count depends on your daily load. At Wah Cantt's annual average of 5.05 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 Wah Cantt?
- Sizing against Wah Cantt's worst month (December, 2.89 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 Wah Cantt's solar resource compare globally?
- Wah Cantt sits in solar zone 4 out of 5 (where 5 is strongest) at 5.05 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 Wah Cantt?
- Wah Cantt's dry-season output peaks at 7.22 kWh/m²/day in June; the wet season drops it to 2.89 in December. That ~86% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Wah Cantt?
- Most tier-1 PV panels are rated for 140+ mph wind loads; mounting hardware usually fails first. In cyclone-prone regions like Pakistan, specify IEC 61215-certified panels and anchor-bolt mounts rather than ballasted.
- What's the dry-to-wet output gap in Wah Cantt?
- Wah Cantt swings from 7.22 kWh/m²/day in June (dry) to 2.89 in December (wet) — roughly 86%. Year-round off-grid systems must size against the wet-season minimum.