News Summary
Greenwood, SC is under a Dense Fog Advisory starting at 9:02 PM EST tonight until 10:00 AM EST tomorrow. With current temperatures at 38°F and 100% humidity, residents are advised to drive cautiously. The fog is expected to linger into Sunday, with a temperature high of 52°F. December’s typical weather patterns reveal high humidity and minimal sunshine, making it a cozy yet misty month. Stay safe, warm, and enjoy the festive season!
Dense Fog Advisory Hits Greenwood, SC
Hey there, Greenwood residents! Buckle up because you might need to slow down and keep those headlights on. A Dense Fog Advisory has been issued for the charming city of Greenwood, South Carolina, and it’s set to roll in tonight!
What You Need to Know
The National Weather Service declared that this advisory will be in effect from 9:02 PM EST on December 6, 2025 until 10:00 AM EST on December 7, 2025. Right now, as we prepare for some foggy skies, the weather at the Greenwood County Airport is quite cool at 38°F. And get this—humidity is sitting at an all-time high of 100% while the wind remains calm. That’s what we call perfect fog-making weather!
As we head into the night, the forecast predicts the temperature will dip to a low of 34°F. It’s not just a bit cool; it’s that sweet spot where you’ll want to wrap yourself up in your coziest blanket and enjoy a hot cocoa while watching the lights of your Christmas tree shimmer.
Sunday’s Weather Outlook
Looking ahead to Sunday, December 7, the temperature will begin to climb again, reaching a high of 52°F. Expect that dense fog to hang around for a bit before we transition to some mostly cloudy skies. It looks like it’ll be a day where you might need an umbrella, so keep that handy just in case!
December’s Character
December in Greenwood is known for its unique weather quirks. Typically, it’s the most humid month of the year, with an average relative humidity of about 87%. That’s why we often greet this month with a bit of rain; you can expect around 150 mm (or just shy of 6 inches) spread over about 11 days this December. It’s that time of year when puddles become your best friends as you navigate the seasonal downpours.
And if that’s not enough, December is the month with the least sunshine in Greenwood. With an average of only 5.3 hours of sunshine daily, the days will feel shorter. In fact, on average, you’re only getting about 9 hours and 54 minutes of daylight. If you’re a fan of long summer days, this might come as a slight shock!
Temperature Trends
The typical highs for December float around 54.5°F, while the lows can dip to around 39.7°F. Fun fact: December also boasts the highest atmospheric pressure of the year in Greenwood, averaging out at 30.14 inches. Who knew the weather could have such character!
Enjoy the Season
So, if you find yourself out and about tonight or tomorrow, just remember to drive safely! The fog can play tricks on our vision. As we cozy up for December, let’s appreciate all the quirks that come with this marvelous month. Enjoy the winter vibes, stay warm, and make the most of the festive season!

Mays Contracting

