Geneseo, IL 14 Day Weather - 61238 WeatherWorld.com
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Geneseo, IL Weather Forecast


Geneseo, IL Weather Forecast Dated: 1103 PM Thu Sep 10 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 10, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
76°F 25°C
Sunny
Warm and summery near 80°F 27°C, overcast through the afternoon, turning sunny this evening, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
65°F 19°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
73°F 23°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
83°F 28°C
Overcast
Early-Evening
80°F 27°C
Nearby Thunderstorms
Very warm near 83°F 28°C, though humidity makes it feel like 86°F 30°C, heavy thunderstorms conditions at times, with steady humidity and steady pressure. Winds out of the SSW at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
70°F 21°C
Overcast
Mild temperatures up to 76°F 25°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 15 km/h. Gusts up to 21 mph 33 km/h.
Monday, September 14, 2026
Mid-Morning
73°F 23°C
Partly Cloudy
Mid-Afternoon
84°F 29°C
Partly Cloudy
Early-Evening
82°F 28°C
Sunny
Quite warm reaching 84°F 29°C, feeling like 87°F 31°C during peak afternoon, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds moving from the SSW to the SSE at 13 mph 21 km/h. Gusts up to 31 mph 50 km/h.
Tuesday, September 15, 2026
Mid-Morning
72°F 22°C
Partly Cloudy
Mid-Afternoon
71°F 22°C
Light Showers
Early-Evening
69°F 20°C
Light Showers
Pleasant near 71°F 22°C, dry early, with showers continuing through afternoon and evening, with steady humidity and barometric pressure rising. Winds swinging from the NW to the SE at 9 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
60°F 15°C
Light Showers
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
64°F 18°C
Overcast
Comfortable at 64°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds shifting from the NE to the ENE at 8 mph 12 km/h.
Thursday, September 17, 2026
Mid-Morning
58°F 15°C
Light Fog
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
65°F 18°C
Overcast
Enjoyable around 69°F 21°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the NE to the E at 6 mph 9 km/h.
Friday, September 18, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
65°F 19°C
Sunny
Mild temperatures up to 71°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
69°F 21°C
Partly Cloudy
Mild with a high of 74°F 24°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
68°F 21°C
Overcast
Pleasant near 74°F 24°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling.
Monday, September 21, 2026
Mid-Morning
62°F 16°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
67°F 20°C
Cloudy
Comfortable with temperatures reaching 74°F 23°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
64°F 18°C
Light Fog
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
67°F 19°C
Sunny
Enjoyable around 75°F 24°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the SW to the WSW at 8 mph 12 km/h.
Wednesday, September 23, 2026
Mid-Morning
53°F 12°C
Cloudy
Mid-Afternoon
60°F 16°C
Scattered Showers
Early-Evening
58°F 14°C
Partly Cloudy
Mildly cool near 60°F 16°C, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the N to the NNE at 12 mph 19 km/h.
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