As of mid-September 2026, a hot kitchen can still make an open refrigerator door seem like a clever shortcut. In my house here in California, I used to feel that cold air spilling out and think I was getting a little free relief. I was judging the kitchen by the air right in front of the door, not by what the refrigerator was doing to the whole room.
Here in Riverside, Riverside Public Utilities advises keeping drapes, blinds and shades closed in warm weather to keep sunlight out of the house. That is a useful distinction when the kitchen feels hot: deal with the warmth coming in rather than hold the refrigerator open and hope the cold patch spreads.
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What Physics Van says
Physics Van says, “even if you open the fridge door to let the cool air escape the fridge will still be heating the room more than cooling it.” The air at the door can feel cool on your skin. That sensation is the tempting part of the trick, but it is not a measure of whether the kitchen as a whole is getting cooler. The refrigerator is running in that same kitchen while the door stands open…