St Charles County Smartt, MO 14 Day Weather
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St Charles County Smartt, MO Weather Forecast


St Charles County Smartt, MO Weather Forecast Dated: 704 AM Mon Sep 28 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Monday, September 28, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
69°F 20°C
Partly Cloudy
Pleasant near 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
67°F 19°C
Partly Cloudy
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
80°F 27°C
Overcast
Balmy with temperatures reaching 86°F 30°C, cloudy in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds out of the S at 10 mph 15 km/h.
Wednesday, September 30, 2026
Mid-Morning
75°F 24°C
Cloudy
Mid-Afternoon
88°F 31°C
Overcast
Early-Evening
85°F 29°C
Overcast
Quite warm around 88°F 31°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the SSE to the S at 12 mph 18 km/h. Gusts up to 22 mph 35 km/h.
Thursday, October 1, 2026
Mid-Morning
68°F 20°C
Light Rain
Mid-Afternoon
71°F 22°C
Light Showers
Early-Evening
68°F 20°C
Scattered Showers
Mild temperatures up to 71°F 22°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the S to the N at 8 mph 13 km/h.
Friday, October 2, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
65°F 18°C
Scattered Showers
Early-Evening
61°F 16°C
Overcast
Refreshing around 65°F 18°C, scattered downpours possible, with lower humidity and steady pressure. Winds easing from NNE 15 mph 24 km/h to E 5 mph 7 km/h.
Saturday, October 3, 2026
Mid-Morning
56°F 13°C
Scattered Showers
Mid-Afternoon
56°F 13°C
Overcast
Early-Evening
56°F 13°C
Overcast
Cool and brisk at 56°F 13°C, locally heavy downpours at times, with increasing humidity and barometric pressure falling. Winds shifting from the E to the ESE at 5 mph 8 km/h.
Sunday, October 4, 2026
Mid-Morning
63°F 17°C
Light Showers
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 74°F 23°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds increasing from the W at 6 mph 10 km/h to NW at 16 mph 25 km/h. Gusts up to 28 mph 45 km/h.
Monday, October 5, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
54°F 13°C
Sunny
Cool with a high near 63°F 17°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the WNW to the SE at 9 mph 14 km/h.
Tuesday, October 6, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
60°F 16°C
Partly Cloudy
Refreshing around 65°F 18°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Wednesday, October 7, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
64°F 18°C
Overcast
Mildly cool near 67°F 20°C, overcast throughout the day, with steady humidity and steady pressure.
Thursday, October 8, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
64°F 18°C
Overcast
Pleasant near 71°F 22°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds building from W at 4 mph 7 km/h to N at 14 mph 22 km/h. Gusts up to 24 mph 38 km/h.
Friday, October 9, 2026
Mid-Morning
53°F 12°C
Partly Cloudy
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
54°F 12°C
Sunny
Cool with a high near 61°F 16°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds swinging from the NNE to the SE at 10 mph 16 km/h.
Saturday, October 10, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
58°F 14°C
Cloudy
Early-Evening
53°F 12°C
Cloudy
Refreshing around 58°F 14°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the SE to the SW at 8 mph 13 km/h.
Sunday, October 11, 2026
Mid-Morning
50°F 10°C
Cloudy
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
60°F 16°C
Partly Cloudy
Mildly cool near 66°F 19°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling. Winds turning from the NW to the WNW at 5 mph 8 km/h.
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