Weather forecast in the news here says, it will be autumn like weather Thursday and Friday till noon

temps in the low 60s, rain, thunderstorms, gusty winds

clearing Friday to more sun and some possible showers
temps in the 70s

summer is supposed to start on Sat, temps mid / high 70s

so ... bring a sweater for the Tram Ride and Friday Morning. Guess shorts are done with a weather forecast like that