That's sort of like asking why the tide is low in Tokyo when it's high in Lisbon; the heat has gotta come from somewhere. I think this anomaly is largely due to shifts in currents.

Is this the new variant of 'but it snowed once so its fine'?

Because this is our first proper rainy season in years. We'll start to get fucked hard from the first week of July. Typhoons might help a bit more this year, but more of those is due to climate change too.