Keystone, IA 14 Day Weather - 52249 WeatherWorld.com
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Keystone, IA Weather Forecast


Keystone, IA Weather Forecast Dated: 401 PM 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.
Sunday, September 6, 2026
Mid-Morning
73°F 23°C
Partly Cloudy
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
79°F 26°C
Overcast
Warm and summery near 85°F 29°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the ESE to the E at 11 mph 18 km/h.
Monday, September 7, 2026
Mid-Morning
68°F 20°C
Partly Cloudy
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
76°F 25°C
Overcast
Balmy with temperatures reaching 84°F 29°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the SE at 15 mph 23 km/h. Gusts up to 25 mph 41 km/h.
Tuesday, September 8, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
80°F 26°C
Overcast
Sizzling hot with 93°F 34°C, overcast throughout the day, with increasing humidity and steady pressure. Winds moving from the SSE to the WSW at 8 mph 12 km/h.
Wednesday, September 9, 2026
Mid-Morning
69°F 21°C
Light Fog
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
77°F 25°C
Scattered Showers
Warm temperatures up to 85°F 29°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the SW to the NNW at 10 mph 15 km/h. Gusts up to 23 mph 37 km/h.
Thursday, September 10, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
72°F 22°C
Sunny
Mild with a high of 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
77°F 25°C
Overcast
Warm and summery near 89°F 32°C, cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure falling. Winds shifting from the S to the SSE at 17 mph 27 km/h. Gusts up to 31 mph 49 km/h.
Saturday, September 12, 2026
Mid-Morning
69°F 20°C
Fog
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
82°F 28°C
Overcast
Balmy with temperatures reaching 84°F 29°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the SSW to the SE at 10 mph 16 km/h. Gusts up to 21 mph 33 km/h.
Sunday, September 13, 2026
Mid-Morning
73°F 23°C
Scattered Showers
Mid-Afternoon
91°F 33°C
Cloudy
Early-Evening
79°F 27°C
Nearby Thunderstorms
Sizzling hot with 91°F 33°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the ESE to the ENE at 14 mph 22 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 14, 2026
Mid-Morning
71°F 22°C
Light Fog
Mid-Afternoon
73°F 23°C
Scattered Showers
Early-Evening
61°F 17°C
Overcast
Mild temperatures up to 73°F 23°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds moving from the W to the NNW at 14 mph 23 km/h. Gusts up to 20 mph 33 km/h.
Tuesday, September 15, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
67°F 20°C
Overcast
Mild with a high of 69°F 21°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds swinging from the ESE to the ENE at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
65°F 18°C
Scattered Showers
Early-Evening
65°F 18°C
Overcast
Comfortable at 65°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the SSE to the SW at 6 mph 10 km/h.
Thursday, September 17, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
65°F 18°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SE to the ENE at 8 mph 13 km/h.
Friday, September 18, 2026
Mid-Morning
62°F 16°C
Fog
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
76°F 25°C
Sunny
Enjoyable around 78°F 26°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the SE to the SSE at 11 mph 18 km/h. Gusts up to 24 mph 38 km/h.
Saturday, September 19, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
79°F 26°C
Cloudy
Hot temperatures near 93°F 34°C, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the S to the NW at 18 mph 28 km/h. Gusts up to 30 mph 49 km/h.
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