Weather in Knoxville, AR
Updated 2026-09-26 11:00 local time · ZIP codes 72845
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
74°13% rain77°12% rain79°11% rain80°11% rain
82°8% rain83°8% rain82°10% rain
79°4% rain76°6% rain
73°13% rain
71°6% rain70°7% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 13%).
It feels like 74°F with winds near 4 mph.
76°F, 6% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 74°F, wind 4 mph, rain chance up to 13%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Knoxville
Arkansas is generally humid subtropical, with hot summers, mild to cool winters, frequent thunderstorms and periods of severe weather.
Knoxville is part of the South weather region. The forecast point is near 35.38°N latitude and 93.36°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Knoxville weather today
Overcast and 74°F in Knoxville, AR. Today's high is 83°F with a 13% rain chance. Winds are around 4 mph with gusts near 4 mph. Relative humidity is 54%, pressure is 30.09 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Knoxville
Sunrise is at 07:04 AM and sunset is at 07:05 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 86°F and a low near 64°F. The maximum rain chance is 57%.