That means May is probably be cool and wet, just like 2015. Then once Summer hits, it should be a very hot and humid with frequent monsoonal and tropical moisture invasions.
It's a bit on the "chilly" side compared to room temperature, but the sun warms you up.
If you're in the shade, I'd say 70-75 degrees is a good temperature. But if you're in the sun, this is the sweet spot.