Here is some monthly power generation data for our (4.4 kW DC) PV solar system.
The array points southwest (225 degrees true bearing) and is partially shaded by my neighbor’s roof.
| Month Ending | PV Production (kWH) |
|---|---|
| 6/25/2008 | 709 |
| 7/25/2008 | 611 |
| 8/25/2008 | 568 |
| 9/27/2008 | 624 |
| 10/24/2008 | 394 |
| 11/24/2008 | 427 |
| 12/24/2008 | 217 |
| 1/28/2009 | 347 |
| 2/26/2009 | 461 |
| 3/27/2009 | 547 |
| 4/29/2009 | 565 |
| 5/29/2009 | 522 |
| 6/29/2009 | 611 |
| 7/29/2009 | 706 |
| 8/27/2009 | 602 |
| 9/28/2009 | 536 |
| 10/27/2009 | 418 |
| 11/25/2009 | 350 |
| 12/30/2009 | 280 |
| 1/29/2010 | 277 |
| 3/1/2010 | 356 |
| 3/29/2010 | 495 |
| 4/29/2010 | 626 |
| 5/28/2010 | 678 |