Weather
Upstate SC Weather Update: 60° Sunday, Then Warmer Oct 18-20
Spartanburg, SC – A dramatic temperature change will reshape the weekend across South Carolina's Upstate, with Spartanburg expected to experience morning temperatures near 42 degrees Sunday, October 1
By Cameron Hayes · 2026-10-16T08:09:21.989Z
Spartanburg, SC – A dramatic temperature change will reshape the weekend across South Carolina's Upstate, with Spartanburg expected to experience morning temperatures near 42 degrees Sunday, October 18, after Friday afternoon's forecast high of 85 degrees. The 43 degree difference between those readings marks a substantial shift toward cooler fall weather. Although sunshine is expected to continue, residents across Spartanburg County should prepare for noticeably colder mornings before temperatures begin recovering Monday and Tuesday.
According to the National Weather Service Greenville Spartanburg office, temperatures will reach only 62 degrees Saturday before dropping to approximately 42 degrees early Sunday. Sunday's afternoon high is expected to reach 60 degrees, followed by another nighttime low near 42. The cooler weather arrives behind a cold front, with north and northeast winds accompanying the transition into the weekend.
Sunday and Monday Bring Chilly Mornings to the Upstate Sunday's forecast represents one of the coolest periods in the available outlook for Spartanburg, particularly compared with the warmth expected Friday. The anticipated low near 42 degrees will make early morning outdoor activities feel considerably different from conditions experienced just two days earlier. Despite the cooler air, sunshine is expected throughout Sunday, providing favorable conditions for outdoor plans once temperatures begin rising.
The colder weather is not expected to produce freezing conditions in Spartanburg, according to the supplied point forecast. Temperatures remain approximately 10 degrees above the freezing mark during the coldest projected periods. That distinction matters for residents concerned about frost, frozen vegetation or icy roads, none of which are specifically predicted in the local forecast.
Monday, October 19, brings the beginning of a gradual warming trend. Temperatures should climb to approximately 66 degrees during the afternoon, while mostly clear conditions return Monday night with a low near 45. Although the morning will remain chilly, the afternoon should feel noticeably milder than Sunday.
Weekend Cold Front Brings a Major Temperature Change The sharp cooldown begins Saturday, when temperatures are expected to reach only 62 degrees after Friday's high near 85. That represents a 23 degree decline in afternoon highs within one day. North winds of 10 to 14 mph, with gusts reaching 23 mph, may make Saturday's outdoor conditions feel cooler, particularly in exposed areas.
The temperature difference becomes more pronounced by early Sunday, when readings are expected near 42 degrees. However, the 43 degree contrast between Friday's afternoon high and Sunday's morning low occurs across multiple days, rather than representing an immediate temperature collapse.
For drivers traveling Interstate 85, Interstate 26 and other major routes across Spartanburg County, the forecast does not indicate rain, snow or freezing precipitation during the weekend. Gusty winds Saturday could be noticeable on exposed stretches of highway, but no weather related closures or traffic disruptions are established by the supplied information.
Sunshine and Warmer Temperatures Return Next Week The cooler pattern begins easing Monday before temperatures climb into the lower 70s Tuesday, October 20. The National Weather Service forecasts a high near 72 degrees Tuesday, followed by mostly clear skies and a nighttime low around 47.
Wednesday and Thursday should continue the warming trend, with sunny skies and afternoon highs near 72 degrees both days. Overnight temperatures are expected to remain in the upper 40s, considerably milder than the weekend's coldest mornings.
For residents across Spartanburg and nearby Upstate communities, the most meaningful weather development is the brief return of chilly fall conditions before a stretch of sunny, milder weather takes hold.
Will the cooler Sunday morning change your weekend plans, or are you looking forward to the return of fall temperatures?
Five Day Weather Outlook Friday 10/16: Sunny skies and a high near 85 degrees are expected, with west southwest winds of 6 to 11 mph and gusts reaching 21 mph. Partly cloudy conditions follow Friday night, with temperatures dropping near 51 degrees.
Saturday 10/17: Sunshine continues, but temperatures reach only 62 degrees as north winds blow at 10 to 14 mph, gusting to 23 mph. Clear skies Saturday night allow temperatures to fall near 42 degrees.
Sunday 10/18: A chilly morning near 42 degrees gives way to sunshine and an afternoon high around 60 degrees. Mostly clear skies are expected Sunday night, with temperatures returning to approximately 42 degrees.
Monday 10/19: Sunny skies bring a gradual temperature recovery, with afternoon readings climbing near 66 degrees. Mostly clear conditions continue Monday night, when temperatures are forecast to fall to around 45 degrees.
Tuesday 10/20: Sunshine and warmer temperatures return, with a high near 72 degrees across Spartanburg. Mostly clear skies are expected Tuesday night, with a low around 47 degrees and no precipitation indicated in the supplied forecast.
Extended Weather Outlook Wednesday, October 21, is expected to remain sunny with a high near 72 degrees, followed by clear skies and a nighttime low around 48.