This picture is a summary of previous analog years from Joe D’Aleo at Intellicast. The accompanying article can be found at ENSO Update. This analysis is based on analog years of solar activity and El Nino Southern Oscillation(ENSO).
If this summer is like the analog years, we could be looking at summer being a couple degrees below normal in Northern Arizona.
This outlook contrasts with the Climate Prediction Center‘s outlook below.