WHY IS MY HOUSE HOTTER AT NIGHT?

You flip the switch/lights/thermostat, but your house just won't cool down/get any cooler/stay cool. It feels like the heat/warmth/temperature just stays trapped inside, making nighttime a whole lot warmer/hotter/sweatier. Don't worry/fret/panic! There are a few reasons/causes/explanations why your house might be feeling extra toasty at night. W