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Fiatt, IL Weather Forecast
Fiatt, IL Weather Forecast Dated: 1147 PM Wed Sep 16 2026
Expect a mild stretch 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.
Wednesday, September 16, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
83°F 28°C
Scattered Showers
Early-Evening
76°F 24°C
Scattered Showers
Warm and summery around 83°F 28°C (feels like 87°F 31°C), periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the N at 10 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
80°F 27°C
Nearby Thunderstorms
Quite warm reaching 89°F 32°C, feeling like 95°F 35°C during peak afternoon, locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds switching from the SSE to the NE at 8 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
69°F 21°C
Scattered Showers
Mid-Afternoon
87°F 31°C
Sunny
Early-Evening
84°F 29°C
Sunny
Very warm near 87°F 31°C, though humidity makes it feel like 92°F 34°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds moving from the E to the ESE at 9 mph 14 km/h.
Saturday, September 19, 2026
Mid-Morning
77°F 25°C
Overcast
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
83°F 29°C
Scattered Showers
Hot temperatures near 93°F 34°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the SSE to the WSW at 5 mph 9 km/h.
Sunday, September 20, 2026
Mid-Morning
71°F 21°C
Light Fog
Mid-Afternoon
71°F 22°C
Scattered Showers
Early-Evening
66°F 19°C
Scattered Showers
Mild with a high of 71°F 22°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the NNE to the NE at 13 mph 21 km/h. Gusts up to 21 mph 35 km/h.
Monday, September 21, 2026
Mid-Morning
61°F 16°C
Light Showers
Mid-Afternoon
60°F 16°C
Light Showers
Early-Evening
59°F 15°C
Overcast
Mildly cool near 60°F 16°C, showers through the afternoon, tapering off by evening, with steady humidity and steady pressure. Winds turning from the E to the NE at 10 mph 15 km/h.
Tuesday, September 22, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the NE to the NNE at 7 mph 12 km/h.
Wednesday, September 23, 2026
Mid-Morning
64°F 18°C
Light Fog
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
72°F 22°C
Overcast
Enjoyable around 76°F 25°C, overcast throughout the day, with lower humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
68°F 20°C
Cloudy
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
72°F 22°C
Overcast
Mild temperatures up to 76°F 24°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the ESE to the NNE at 8 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
64°F 18°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
60°F 16°C
Heavy Rain Showers
Mildly cool near 63°F 17°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds E at 12 mph 19 km/h. Gusts up to 23 mph 36 km/h.
Saturday, September 26, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
60°F 15°C
Scattered Showers
Early-Evening
58°F 15°C
Cloudy
Comfortable at 60°F 15°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the E to the ENE at 7 mph 12 km/h.
Sunday, September 27, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
60°F 16°C
Sunny
Cool with a high near 67°F 19°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the E at 8 mph 13 km/h.
Monday, September 28, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
65°F 18°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with lower humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild temperatures up to 77°F 25°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Fiatt, IL Weather Radar Map
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