Outside the Chevy Chase jokes, I think for some of the dry locales, it has been accentuated by the way the totals have tallied up. Long stretches of nothing but T's and then a 1-2" hammer making the numbers look better than they really are as it pertains to vegetation. 1/4"-1/2" of an inch every 3-4 days is much better than 3" totaled over 2 days then close to nothing the rest of the month. Totals look similar but on the ground results are much different.
Here is states evidence exhibit A to back your beautiful summer claim: