We have a 2kW 8 panel solar array (Panasonic HIT panels), mounted on a south-facing roof at approximately 35-40° angle from the horizontal, which were installed at the end of August 2013.
This is the results for October 2014 (in red) with last year's results (green), and distribution by average sunlight 1971-2010 (met office stats) in blue:
The generation for November 2013 was 59.03kWh. This year the panels have done 59.07kWh, up a tiny fraction on last year.
With 300 hours of daylight in November (sun up to sun down for all 30 days), the average kWh generated per hour of daylight in October 2014 was 0.20kW (rounded up) , exactly the same as last year.


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