DLI in Naples, Florida

We've been reading, seeing, and watching reports from southwestern Florida about the difficult El Niño winter experienced there, with lower than normal temperatures and light, and more precipitation than usual.

This chart shows the photosynthetically active radiation (PAR) for Naples, Florida, for each of the winters since 2019/2020. The grey is the average over many years, the climatological normal daily light integral (DLI) for this location. The blue points show what happened each month.

A quick look at this chart…