Weather in Lyon, MS
Updated 2026-08-11 12:00 local time · ZIP codes 38645
Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
90°3% rain
95°2% rain95°2% rain95°3% rain95°2% rain94°2% rain92°2% rain89°3% rain
84°5% rain83°6% rain82°7% rain81°7% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 7%).
It feels like 99°F with winds near 9 mph.
84°F, 5% rain chance and 6 mph wind.
Visibility is around 9 mi; gusts may reach 17 mph.
Current temperature is 90°F, wind 9 mph, rain chance up to 7%.
UV index is 9. Use shade, sunscreen, a hat and sunglasses.
Lyon weather today
Cloudy and 90°F in Lyon, MS. Today's high is 95°F with a 6% rain chance. Winds are around 9 mph with gusts near 10 mph. Relative humidity is 67%, pressure is 30.08 inHg, and visibility is about 9 miles.
Tonight and tomorrow in Lyon
Sunrise is at 06:20 AM and sunset is at 07:53 PM. Tomorrow's forecast calls for Sunny with a high near 102°F and a low near 80°F. The maximum rain chance is 3%.