[Response: The point is that it would be very surprising if one year of low precipitation would matter very much. (realclimate.org)
In the warm season over continents, higher temperatures accompany lower precipitation amounts and vice versa. (ipcc.ch)
Recent work suggests that the aggregate combination of extremely high temperatures and very low precipitation during the 2012 — 2014 event is the most severe in over a millennium (12). (pnas.org)