Peak Sun Hours in Peshawar, Khyber Pakhtunkhwa, Pakistan
- Solar zone
- Zone 4 (excellent)
- Best month
- June (7.7)
- Worst month
- December (2.9)
- Climate
- Tropical · 23.0°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 2.97 | 3.72 | 4.75 | 1.02 | 10.3 | 46 |
| Feb | 3.48 | 4.72 | 4.40 | 1.29 | 12.5 | 53 |
| Mar | 4.73 | 6.06 | 4.95 | 1.77 | 17.9 | 53 |
| Apr | 6.13 | 7.33 | 6.00 | 2.08 | 23.7 | 48 |
| May | 7.32 | 8.19 | 7.36 | 2.05 | 29.7 | 35 |
| Jun | 7.74 | 8.38 | 7.62 | 2.15 | 34.1 | 30 |
| Jul | 6.97 | 7.92 | 6.14 | 2.43 | 33.6 | 47 |
| Aug | 6.28 | 7.22 | 5.62 | 2.28 | 31.5 | 57 |
| Sep | 5.84 | 6.32 | 6.59 | 1.67 | 28.8 | 50 |
| Oct | 4.85 | 5.13 | 6.77 | 1.19 | 23.8 | 37 |
| Nov | 3.47 | 3.92 | 5.45 | 1.03 | 17.4 | 38 |
| Dec | 2.90 | 3.38 | 5.09 | 0.91 | 12.5 | 39 |
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 2.90 kWh/m²/day, 0.77 system efficiency.
About solar in Peshawar
Peshawar, Pakistan has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.22 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Peshawar is June (summer) at 7.74 kWh/m²/day, and the weakest is December (winter) at 2.9 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.
Peshawar'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 Peshawar?
- Peshawar averages 5.22 peak sun hours per day annually, ranging from 2.9 in December to 7.74 in June.
- How many solar panels do I need in Peshawar?
- Panel count depends on your daily load. At Peshawar's annual average of 5.22 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 Peshawar?
- Sizing against Peshawar's worst month (December, 2.9 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 Peshawar's solar resource compare globally?
- Peshawar sits in solar zone 4 out of 5 (where 5 is strongest) at 5.22 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 Peshawar?
- Peshawar's dry-season output peaks at 7.74 kWh/m²/day in June; the wet season drops it to 2.9 in December. That ~93% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Peshawar?
- 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 Peshawar?
- Peshawar swings from 7.74 kWh/m²/day in June (dry) to 2.9 in December (wet) — roughly 93%. Year-round off-grid systems must size against the wet-season minimum.