4 ms·
Apparently it was very sunny that day, and cool temps actually help PV efficiency IIRC.
by spenrose 14y ago
Apparently it was very sunny that day, and cool temps actually help PV efficiency IIRC.
- SagelyGuru 14y agoYes but we are still a month away from the longest day, so the chances are that this record will be broken again, soon.