Monsoon Season 2024 Tucson. The incoming moisture helps build thunderstorm activity across the state. Although the official start of monsoon is june 15, tucson probably won’t see any storms that soon, thanks to an overall hotter and drier outlook this year, according to the national weather service tucson.
The monsoon is a season where the dry, westerly winds (winds coming from the west) that typically persist through fall, winter and spring shift to moist, southerly winds (winds coming from the south). Hiking on the heels of 2010, 1988, and 1973, we are looking at a declining el nino to what might be the strongest la nina in recorded history.