Peak Sun Hours in Van, Van, Turkey
- Solar zone
- Zone 3 (good)
- Best month
- June (8.0)
- Worst month
- December (2.1)
- Climate
- Continental · 9.9°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 2.52 | 3.39 | 2.92 | 1.40 | -5.6 | 78 |
| Feb | 3.36 | 4.59 | 3.10 | 1.90 | -2.3 | 73 |
| Mar | 4.29 | 6.04 | 3.55 | 2.32 | 3.1 | 65 |
| Apr | 5.33 | 7.29 | 4.33 | 2.52 | 8.0 | 62 |
| May | 6.55 | 8.19 | 5.54 | 2.59 | 13.5 | 56 |
| Jun | 7.95 | 8.73 | 8.04 | 2.25 | 19.7 | 43 |
| Jul | 7.82 | 8.40 | 7.67 | 2.35 | 24.0 | 35 |
| Aug | 7.11 | 7.57 | 7.45 | 2.03 | 24.4 | 31 |
| Sep | 5.87 | 6.32 | 7.00 | 1.60 | 19.4 | 36 |
| Oct | 3.90 | 4.71 | 4.85 | 1.42 | 12.2 | 51 |
| Nov | 2.59 | 3.51 | 3.79 | 1.08 | 4.2 | 62 |
| Dec | 2.12 | 2.97 | 3.01 | 1.06 | -2.5 | 73 |
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 2.12 kWh/m²/day, 0.77 system efficiency.
About solar in Van
Van, Turkey has a continental climate with cold winters and warmer summers. Its annual peak sun hours average 4.95 kWh/m²/day, a good solar resource by global standards.
The strongest month in Van is June (summer) at 7.95 kWh/m²/day, and the weakest is December (winter) at 2.12 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.
Van'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 Van?
- Van averages 4.95 peak sun hours per day annually, ranging from 2.12 in December to 7.95 in June.
- How many solar panels do I need in Van?
- Panel count depends on your daily load. At Van's annual average of 4.95 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 Van?
- Sizing against Van's worst month (December, 2.12 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 Van's solar resource compare globally?
- Van sits in solar zone 3 out of 5 (where 5 is strongest) at 4.95 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.
- Does snow block solar panels in Van?
- Yes — snow cover can drop output to near zero. In Van's winter months (around December), brush panels after significant snowfall or design with steep tilt (45°+) so snow slides off naturally.
- How much does winter hurt solar output in Van?
- Van's worst month is December at 2.12 kWh/m²/day versus 7.95 in June — a 118% seasonal swing. Off-grid continental systems usually combine oversized arrays with wood-stove or generator backup.
- Is solar worth it in a continental climate like Van's?
- Yes, but the seasonal ratio matters. Van's annual 4.95 kWh/m²/day is solid; grid-tied net metering works well (summer credits offset winter draw). Full off-grid needs generator or hydro backup.