Peak Sun Hours in Hamburg-Mitte, Free and Hanseatic City of Hamburg, Germany
- Solar zone
- Zone 1 (modest)
- Best month
- June (5.4)
- Worst month
- December (0.4)
- Climate
- Continental · 9.2°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 0.59 | 1.17 | 1.06 | 0.38 | 0.5 | 94 |
| Feb | 1.28 | 2.25 | 1.80 | 0.75 | 1.1 | 91 |
| Mar | 2.50 | 3.96 | 2.83 | 1.31 | 3.9 | 85 |
| Apr | 4.16 | 5.80 | 4.26 | 1.89 | 8.6 | 79 |
| May | 5.09 | 7.29 | 4.19 | 2.53 | 12.8 | 77 |
| Jun | 5.44 | 7.88 | 4.16 | 2.81 | 16.1 | 77 |
| Jul | 5.11 | 7.35 | 3.91 | 2.60 | 18.2 | 78 |
| Aug | 4.27 | 6.01 | 3.50 | 2.23 | 17.9 | 79 |
| Sep | 3.12 | 4.43 | 3.37 | 1.57 | 14.3 | 82 |
| Oct | 1.71 | 2.66 | 2.32 | 0.91 | 9.7 | 88 |
| Nov | 0.75 | 1.36 | 1.31 | 0.45 | 5.1 | 93 |
| Dec | 0.44 | 0.87 | 0.96 | 0.28 | 1.9 | 95 |
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 0.44 kWh/m²/day, 0.77 system efficiency.
About solar in Hamburg-Mitte
Hamburg-Mitte, Germany has a continental climate with cold winters and warmer summers. Its annual peak sun hours average 2.87 kWh/m²/day, a modest solar resource by global standards.
The strongest month in Hamburg-Mitte is June (summer) at 5.44 kWh/m²/day, and the weakest is December (winter) at 0.44 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.
Given the modest resource, Hamburg-Mitte installations typically oversize panels or combine solar with another source (grid, generator, hydro) for reliability.
FAQ
- What are the peak sun hours in Hamburg-Mitte?
- Hamburg-Mitte averages 2.87 peak sun hours per day annually, ranging from 0.44 in December to 5.44 in June.
- How many solar panels do I need in Hamburg-Mitte?
- Panel count depends on your daily load. At Hamburg-Mitte's annual average of 2.87 kWh/m²/day, a 5 kWh/day load needs roughly 6 × 400 W panels. Use the calculator above for your actual load.
- What size battery do I need in Hamburg-Mitte?
- Sizing against Hamburg-Mitte's worst month (December, 0.44 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 Hamburg-Mitte's solar resource compare globally?
- Hamburg-Mitte sits in solar zone 1 out of 5 (where 5 is strongest) at 2.87 kWh/m²/day — modest 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 Hamburg-Mitte?
- Yes — snow cover can drop output to near zero. In Hamburg-Mitte'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 Hamburg-Mitte?
- Hamburg-Mitte's worst month is December at 0.44 kWh/m²/day versus 5.44 in June — a 174% 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 Hamburg-Mitte's?
- Yes, but the seasonal ratio matters. Hamburg-Mitte's annual 2.87 kWh/m²/day is solid; grid-tied net metering works well (summer credits offset winter draw). Full off-grid needs generator or hydro backup.