A past weekend. Written after the fact from what local sources listed and the weather that actually happened.
San Jose hit about 97 both days with no rain, and lows near 60 and 66. The indoor listings were a kids kung fu class and a web building course with AI.
What the weather did
Saturday
97° / 60°
Cloudy, no rain.
Sunday
97° / 66°
Partly cloudy, no rain.
The weather rule that weekend: Outside before 11, shade or AC from 12 to 5, back out after sunset.