False Fall in Atlanta: Why the Heat Isn't Done With You Yet

Atlanta's False Fall: 40° Swings Are Here YouTube Video

Fall Is Teasing Us Again

Northwest Atlanta has seen a handful of days below 80 degrees recently, with overnight lows dropping into the 50s. It is enough of a shift that the usual seasonal signals are already showing up everywhere, pumpkin spice drinks back on menus, sweaters pulled out of storage, and windows cracked open overnight for the first time in months.

Locals call this stretch false fall. In fact, a couple of North Georgia sheriff's offices once posted tongue-in-cheek “warnings” about it on social media. The pattern is familiar to anyone who has spent a September or two in Georgia. A genuine taste of cooler weather arrives, gets everyone excited, and then the heat comes back for at least one more round before real fall finally settles in. If you are moving to Atlanta from somewhere with a more predictable fall, it’s good to know about this weather pattern before it arrives.

What catches people off guard

This time of year, a single day can swing 40 degrees or more between its coolest and warmest points, chilly at sunrise, and hot by afternoon. That kind of range tends to sort Atlanta homeowners into two camps.

One camp waits it out, leaving the thermostat untouched until the heat has genuinely moved on for the season, no matter how many cold mornings that takes. The other camp adjusts each day, turning the heat on for a cold night and switching back to air conditioning for the next warm afternoon without a second thought.

Which camp are you in? Leave a comment and let me know.

A few things worth knowing if you are new here

If you are relocating to Atlanta, false fall is a good time to get familiar with a few small habits that make these swings easier to live with.

A programmable or smart thermostat earns its keep this time of year. Setting it to adjust automatically between day and night means you are not manually flipping between heat and air conditioning every twelve hours.

Ceiling fans have a reverse switch for a reason. Running them clockwise on low during cooler months helps push warm air back down without touching the thermostat at all.

Layering beats committing. A light jacket or cardigan gets you through a fifty degree morning and an eighty degree afternoon without a full wardrobe change halfway through the day.

Check the forecast each morning before you get dressed, rather than going off yesterday's highs. One day might run fifty to eighty, the next sixty to eighty five, and the one after that back down to fifty to seventy, so the range itself shifts from day to day, not just within a single day.

Fair warning