Cosmo Park, MO 14 Day Weather
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Cosmo Park, MO Weather Forecast


Cosmo Park, MO Weather Forecast Dated: 608 PM Sat Sep 12 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Saturday, September 12, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
77°F 26°C
Overcast
Warm and summery around 84°F 29°C (feels like 91°F 33°C), overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the SW to the NW at 6 mph 9 km/h.
Sunday, September 13, 2026
Mid-Morning
71°F 21°C
Overcast
Mid-Afternoon
80°F 27°C
Scattered Showers
Early-Evening
71°F 22°C
Light Showers
Balmy with temperatures reaching 80°F 27°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the E to the ENE at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.
Monday, September 14, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
88°F 31°C
Sunny
Quite warm around 86°F 30°C, morning showers, giving way to clearing skies, with lower humidity and barometric pressure falling. Winds moving from the E to the SSE at 12 mph 19 km/h. Gusts up to 24 mph 39 km/h.
Tuesday, September 15, 2026
Mid-Morning
80°F 27°C
Partly Cloudy
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
83°F 28°C
Overcast
Sizzling hot near 90°F 32°C with a heat index reaching 93°F 34°C, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the ESE at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
89°F 32°C
Partly Cloudy
Early-Evening
81°F 27°C
Nearby Thunderstorms
Quite warm reaching 89°F 32°C, feeling like 94°F 34°C during peak afternoon, locally heavy thunderstorms at times, with increasing humidity and steady pressure. Winds shifting from the SSW to the NE at 7 mph 12 km/h.
Thursday, September 17, 2026
Mid-Morning
72°F 22°C
Overcast
Mid-Afternoon
84°F 29°C
Cloudy
Early-Evening
77°F 25°C
Cloudy
Very warm near 84°F 29°C, though humidity makes it feel like 87°F 31°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the ENE to the NE at 10 mph 16 km/h.
Friday, September 18, 2026
Mid-Morning
67°F 19°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Light Showers
Early-Evening
80°F 27°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds switching from the ENE to the ESE at 7 mph 11 km/h.
Saturday, September 19, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
77°F 25°C
Overcast
Quite warm reaching 82°F 28°C, feeling like 85°F 29°C during peak afternoon, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
60°F 16°C
Light Showers
Early-Evening
60°F 15°C
Scattered Showers
Refreshing around 60°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds blowing from the NNE at 10 mph 17 km/h. Gusts up to 24 mph 38 km/h.
Monday, September 21, 2026
Mid-Morning
58°F 15°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Mildly cool near 59°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds NE at 12 mph 19 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 22, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
63°F 17°C
Overcast
Comfortable at 62°F 17°C, clouds building with afternoon showers likely, with lower humidity and steady pressure. Winds out of the N at 12 mph 19 km/h. Gusts up to 20 mph 32 km/h.
Wednesday, September 23, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
75°F 24°C
Sunny
Balmy with temperatures reaching 86°F 30°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the WNW to the NNE at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 16°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 barometric pressure falling. Winds switching from the ENE to the ESE at 10 mph 16 km/h. Gusts up to 21 mph 34 km/h.
Friday, September 25, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
93°F 34°C
Sunny
Hot temperatures near 99°F 37°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the SSW to the SW at 15 mph 24 km/h. Gusts up to 32 mph 52 km/h.
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