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Lyon, MS Weather Forecast
Lyon, MS Weather Forecast Dated: 317 AM Sun Sep 06 2026
Expect a hot stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Sunday, September 6, 2026
Mid-Morning
88°F 31°C
Scattered Showers
Mid-Afternoon
107°F 42°C
Sunny
Early-Evening
97°F 36°C
Sunny
Scorching hot near 107°F 42°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the N to the ENE at 11 mph 17 km/h. Gusts up to 20 mph 32 km/h.
Monday, September 7, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
102°F 39°C
Sunny
Early-Evening
93°F 34°C
Sunny
Sweltering heat reaching 102°F 39°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the NNE at 10 mph 15 km/h.
Tuesday, September 8, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
104°F 40°C
Sunny
Early-Evening
96°F 36°C
Sunny
Dangerously hot temperatures around 104°F 40°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the SE to the SSE at 12 mph 20 km/h.
Wednesday, September 9, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
103°F 39°C
Overcast
Early-Evening
90°F 33°C
Scattered Showers
Scorching heat reaching 103°F 39°C, feeling like 106°F 41°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds out of the SSW at 7 mph 12 km/h.
Thursday, September 10, 2026
Mid-Morning
85°F 30°C
Overcast
Mid-Afternoon
95°F 35°C
Overcast
Early-Evening
88°F 31°C
Scattered Showers
Hot and sweltering around 95°F 35°C (heat index 100°F 38°C), scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the SW to the S at 9 mph 15 km/h.
Friday, September 11, 2026
Mid-Morning
86°F 30°C
Overcast
Mid-Afternoon
99°F 37°C
Overcast
Early-Evening
83°F 28°C
Scattered Showers
Very hot with temperatures reaching 99°F 37°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds turning from the WSW to the NE at 10 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
83°F 28°C
Overcast
Mid-Afternoon
82°F 28°C
Light Showers
Early-Evening
80°F 27°C
Partly Cloudy
Warm and summery around 82°F 28°C (feels like 86°F 30°C), drier morning followed by scattered afternoon showers, with steady humidity and steady pressure. Winds switching from the SW to the SSW at 10 mph 16 km/h.
Sunday, September 13, 2026
Mid-Morning
81°F 27°C
Scattered Showers
Mid-Afternoon
100°F 38°C
Cloudy
Early-Evening
86°F 30°C
Nearby Thunderstorms
Sweltering temperatures near 100°F 38°C with a heat index of 105°F 40°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the SW to the S at 8 mph 12 km/h.
Monday, September 14, 2026
Mid-Morning
82°F 28°C
Light Showers
Mid-Afternoon
88°F 31°C
Partly Cloudy
Early-Evening
80°F 27°C
Overcast
Very warm near 88°F 31°C, though humidity makes it feel like 93°F 34°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. Winds swinging from the W to the ESE at 6 mph 10 km/h.
Tuesday, September 15, 2026
Mid-Morning
76°F 25°C
Light Fog
Mid-Afternoon
90°F 32°C
Partly Cloudy
Early-Evening
84°F 29°C
Sunny
Very hot with a high of 90°F 32°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the ENE to the NE at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
81°F 27°C
Scattered Showers
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
90°F 33°C
Scattered Showers
Hot and sweltering around 97°F 36°C (heat index 101°F 38°C), scattered downpours possible, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
88°F 31°C
Scattered Showers
Very hot with a high of 93°F 34°C, feeling closer to 99°F 37°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure. Winds turning from the S to the SSW at 5 mph 8 km/h.
Friday, September 18, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
96°F 36°C
Overcast
Early-Evening
88°F 31°C
Overcast
Sizzling hot near 96°F 36°C with a heat index reaching 99°F 37°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the S to the SE at 5 mph 7 km/h.
Saturday, September 19, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
88°F 32°C
Partly Cloudy
Hot temperatures near 97°F 36°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the S to the SSE at 8 mph 13 km/h.
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