With warmer weather on the way many pilots around the country will be trading their winter hats and gloves for t-shirts and shorts. If the airplane you fly doesn’t have air conditioning you’ll want to be sure to plan ahead to avoid roasting in a sun-baked cockpit.
Once you’re airborne this isn’t usually a problem since the air is cooler at altitude. On the ground it’s a different story. You can plan your flights for the early morning or late afternoon hours when the heat of the daytime sun is less acute, but that’s not always practical.