St. Thomas, MO 14 Day Weather - 65076 WeatherWorld.com
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St. Thomas, MO Weather Forecast


St. Thomas, MO Weather Forecast Dated: 116 AM Sun Sep 06 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Sunday, September 6, 2026
Mid-Morning
78°F 25°C
Sunny
Mid-Afternoon
97°F 36°C
Nearby Thunderstorms
Early-Evening
89°F 32°C
Partly Cloudy
Sizzling hot near 97°F 36°C with a heat index reaching 100°F 38°C, periods of heavy thunderstorms, with lower humidity and steady pressure. Winds out of the ENE at 11 mph 17 km/h. Gusts up to 24 mph 39 km/h.
Monday, September 7, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
86°F 30°C
Sunny
Hot and sweltering around 95°F 35°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the ESE to the E at 11 mph 18 km/h. Gusts up to 23 mph 36 km/h.
Tuesday, September 8, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
102°F 39°C
Overcast
Early-Evening
96°F 36°C
Overcast
Dangerously hot temperatures around 102°F 39°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds moving from the S to the SSE at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Wednesday, September 9, 2026
Mid-Morning
89°F 32°C
Partly Cloudy
Mid-Afternoon
103°F 40°C
Scattered Showers
Early-Evening
78°F 26°C
Light Showers
Dangerously hot with a high of 103°F 40°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. A stray shower or storm late in the day. Winds swinging from the SW to the SE at 11 mph 17 km/h. Gusts up to 20 mph 32 km/h.
Thursday, September 10, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
86°F 30°C
Overcast
Very hot with a high of 90°F 32°C, overcast through the afternoon, turning sunny this evening, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
98°F 37°C
Overcast
Early-Evening
74°F 24°C
Overcast
Very hot with temperatures reaching 98°F 37°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure. Winds building from SSW at 8 mph 13 km/h to SSW at 19 mph 31 km/h. Gusts up to 34 mph 55 km/h.
Saturday, September 12, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
84°F 29°C
Nearby Thunderstorms
Sizzling hot near 93°F 34°C with a heat index reaching 96°F 36°C, periods of heavy thunderstorms, with lower humidity and steady pressure. Winds turning from the SSE to the ESE at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
78°F 26°C
Overcast
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
93°F 34°C
Sunny
Sizzling hot with 96°F 36°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds switching from the SSW to the S at 13 mph 20 km/h. Gusts up to 29 mph 46 km/h.
Monday, September 14, 2026
Mid-Morning
71°F 22°C
Light Showers
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
68°F 20°C
Overcast
Mild temperatures up to 77°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the SSW to the NNW at 10 mph 16 km/h.
Tuesday, September 15, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild with a high of 70°F 21°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the N to the NNW at 10 mph 15 km/h.
Wednesday, September 16, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
65°F 18°C
Sunny
Pleasant near 70°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Thursday, September 17, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 73°F 23°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
70°F 21°C
Overcast
Enjoyable around 77°F 25°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds out of the SE at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
83°F 29°C
Overcast
Early-Evening
76°F 24°C
Overcast
Warm temperatures up to 83°F 29°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds blowing from the S at 7 mph 11 km/h.
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