The 10-day span for Jonesborough runs from a high near 84° on Tuesday down to 55° overnight on Thursday. Models drop roughly 0.61 in of precipitation across the stretch — watch Wednesday (76%). The NWS alert board for this area is currently clear. Right now Jonesborough is about 9° cooler than nearby Columbia. Longer view: humid-subtropical — long summers, mild winters, spring storm season.
Jonesborough, TN · Elev 1,693 ft · 36.29°N, 82.47°W · Tennessee · Forecast computed for these exact coordinates