Wheaton, MO 14 Day Weather - 64842 WeatherWorld.com
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Wheaton, MO Weather Forecast


Wheaton, MO Weather Forecast Dated: 122 AM Sun Sep 06 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Sunday, September 6, 2026
Mid-Morning
80°F 27°C
Partly Cloudy
Mid-Afternoon
94°F 34°C
Scattered Showers
Early-Evening
91°F 33°C
Partly Cloudy
Very hot with temperatures reaching 94°F 34°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling.
Monday, September 7, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
92°F 33°C
Sunny
Hot and sweltering around 96°F 36°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the SE at 8 mph 13 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 8, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
100°F 38°C
Cloudy
Early-Evening
92°F 34°C
Overcast
Dangerously hot temperatures around 100°F 38°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the S to the SSE at 8 mph 13 km/h.
Wednesday, September 9, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
94°F 35°C
Sunny
Dangerously hot with a high of 100°F 38°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the SW to the ENE at 12 mph 19 km/h.
Thursday, September 10, 2026
Mid-Morning
74°F 24°C
Light Showers
Mid-Afternoon
87°F 30°C
Overcast
Early-Evening
84°F 29°C
Overcast
Very warm with a high of 87°F 30°C, scattered morning showers before drying out later, with lower humidity and barometric pressure falling. Winds swinging from the S to the SSW at 7 mph 11 km/h.
Friday, September 11, 2026
Mid-Morning
78°F 26°C
Overcast
Mid-Afternoon
86°F 30°C
Nearby Thunderstorms
Early-Evening
82°F 28°C
Nearby Thunderstorms
Warm and summery near 86°F 30°C, heavy thunderstorms conditions at times, with steady humidity and steady pressure. Winds shifting from the SSW to the SE at 10 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
91°F 33°C
Sunny
Hot and sweltering around 96°F 35°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the SSW to the S at 12 mph 19 km/h. Gusts up to 21 mph 34 km/h.
Sunday, September 13, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
91°F 33°C
Sunny
Sizzling hot with 94°F 34°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the SSW to the S at 13 mph 21 km/h. Gusts up to 26 mph 41 km/h.
Monday, September 14, 2026
Mid-Morning
74°F 23°C
Light Showers
Mid-Afternoon
84°F 29°C
Scattered Showers
Early-Evening
68°F 20°C
Nearby Thunderstorms
Warm temperatures up to 84°F 29°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the SSW to the SE at 12 mph 20 km/h. Gusts up to 23 mph 36 km/h.
Tuesday, September 15, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
71°F 21°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild with a high of 71°F 21°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds NNE at 13 mph 22 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 16, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
66°F 19°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the NE to the E at 6 mph 10 km/h.
Thursday, September 17, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
69°F 21°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
72°F 23°C
Sunny
Enjoyable around 78°F 25°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the ESE at 7 mph 12 km/h.
Saturday, September 19, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
78°F 26°C
Overcast
Warm temperatures up to 82°F 28°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SSE to the SE at 8 mph 12 km/h.
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