Peak Sun Hours in Çorum, Çorum, Turkey
- Solar zone
- Zone 3 (good)
- Best month
- July (7.4)
- Worst month
- December (1.6)
- Climate
- Temperate · 10.5°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 1.82 | 2.90 | 2.17 | 1.06 | -1.4 | 86 |
| Feb | 2.81 | 4.04 | 3.04 | 1.47 | 0.8 | 81 |
| Mar | 3.92 | 5.48 | 3.52 | 1.94 | 4.6 | 75 |
| Apr | 5.24 | 6.93 | 4.42 | 2.33 | 9.2 | 69 |
| May | 6.18 | 7.92 | 4.92 | 2.67 | 14.4 | 67 |
| Jun | 7.06 | 8.37 | 6.46 | 2.46 | 18.6 | 63 |
| Jul | 7.38 | 8.16 | 7.55 | 2.17 | 21.5 | 58 |
| Aug | 6.65 | 7.23 | 7.23 | 1.89 | 21.9 | 57 |
| Sep | 5.17 | 5.88 | 5.96 | 1.66 | 18.1 | 59 |
| Oct | 3.48 | 4.33 | 4.31 | 1.39 | 12.5 | 65 |
| Nov | 2.36 | 3.11 | 3.70 | 0.95 | 5.7 | 73 |
| Dec | 1.59 | 2.53 | 2.35 | 0.83 | 0.5 | 83 |
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 1.59 kWh/m²/day, 0.77 system efficiency.
About solar in Çorum
Çorum, Turkey has a temperate climate with meaningful seasonal variation in solar resource. Its annual peak sun hours average 4.47 kWh/m²/day, a good solar resource by global standards.
The strongest month in Çorum is July (summer) at 7.38 kWh/m²/day, and the weakest is December (winter) at 1.59 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.
Çorum'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 Çorum?
- Çorum averages 4.47 peak sun hours per day annually, ranging from 1.59 in December to 7.38 in July.
- How many solar panels do I need in Çorum?
- Panel count depends on your daily load. At Çorum's annual average of 4.47 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 Çorum?
- Sizing against Çorum's worst month (December, 1.59 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 Çorum's solar resource compare globally?
- Çorum sits in solar zone 3 out of 5 (where 5 is strongest) at 4.47 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 Çorum?
- Çorum's worst month (December) delivers 1.59 kWh/m²/day — about 22% of the summer peak of 7.38. Off-grid systems here typically oversize 1.5–2× or pair with a backup source.
- Do cloudy days significantly affect Çorum's solar?
- Partly. Diffuse light still produces 10–25% of clear-sky output. Çorum's 4.47 kWh/m²/day already reflects average cloudiness, so no further derating is needed for sizing.
- What panel tilt works best in Çorum?
- At Çorum's latitude (41°), a fixed tilt near 41° balances year-round yield. Winter-heavy loads favor latitude + 15°; summer-heavy, latitude − 15°.