And, if you've made it this far, then I've got June 2020 (so far).

The Saharan Dust Layer intensity is off the scale.

Slightly different model (NASA GEOS-5) but the historical context is clear. This event is definitely one of strongest on record (that we know of) pic.twitter.com/tAvl3JrN1U

— Ryan Maue (@RyanMaue) June 22, 2020