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Union, MS Weather Forecast
Union, MS Weather Forecast Dated: 638 AM Mon Sep 07 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.
Monday, September 7, 2026
Mid-Morning
82°F 28°C
Scattered Showers
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
90°F 32°C
Sunny
Sizzling hot near 98°F 37°C with a heat index reaching 101°F 38°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. A stray shower or storm late in the day.
Tuesday, September 8, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 35°C
Partly Cloudy
Early-Evening
84°F 29°C
Cloudy
Hot and sweltering around 96°F 35°C (heat index 99°F 37°C), sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Wednesday, September 9, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
83°F 29°C
Sunny
Sizzling hot with 94°F 35°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling.
Thursday, September 10, 2026
Mid-Morning
80°F 27°C
Overcast
Mid-Afternoon
95°F 35°C
Overcast
Early-Evening
83°F 29°C
Overcast
Hot temperatures near 95°F 35°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.
Friday, September 11, 2026
Mid-Morning
78°F 25°C
Cloudy
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
80°F 27°C
Cloudy
Hot and sweltering around 90°F 32°C (heat index 95°F 35°C), cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure. A stray shower or storm late in the day.
Saturday, September 12, 2026
Mid-Morning
80°F 27°C
Light Fog
Mid-Afternoon
89°F 32°C
Partly Cloudy
Early-Evening
85°F 30°C
Overcast
Very warm near 89°F 32°C, though humidity makes it feel like 96°F 36°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
81°F 27°C
Fog
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
86°F 30°C
Nearby Thunderstorms
Sizzling hot near 96°F 36°C with a heat index reaching 100°F 38°C, periods of heavy thunderstorms, with lower humidity and steady pressure. Winds turning from the SSW to the S at 8 mph 13 km/h. Gusts up to 22 mph 35 km/h.
Monday, September 14, 2026
Mid-Morning
77°F 25°C
Light Showers
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
75°F 24°C
Overcast
Hot and sweltering around 90°F 32°C (heat index 94°F 35°C), scattered morning showers before drying out later, with steady humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
72°F 22°C
Sunny
Warm temperatures up to 80°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the NNE to the N at 7 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
74°F 24°C
Sunny
Very warm with a high of 82°F 28°C, sunny throughout the day, with lower humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
85°F 30°C
Cloudy
Early-Evening
80°F 26°C
Scattered Showers
Warm and summery near 85°F 30°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the E to the SE at 4 mph 6 km/h.
Friday, September 18, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
88°F 31°C
Partly Cloudy
Early-Evening
81°F 28°C
Overcast
Balmy with temperatures reaching 88°F 31°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
78°F 26°C
Partly Cloudy
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
84°F 29°C
Overcast
Quite warm around 88°F 31°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
79°F 26°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
85°F 30°C
Partly Cloudy
Hot temperatures near 91°F 33°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
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