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Atlanta, IL Weather Forecast


Atlanta, IL Weather Forecast Dated: 851 AM Thu Sep 10 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.
Thursday, September 10, 2026
Mid-Morning
71°F 21°C
Drizzle
Mid-Afternoon
72°F 22°C
Light Showers
Early-Evening
72°F 22°C
Cloudy
Pleasant near 72°F 22°C, intermittent showers through midday, easing by evening, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
74°F 24°C
Sunny
Balmy with temperatures reaching 82°F 28°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SE to the ESE at 9 mph 14 km/h.
Saturday, September 12, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
87°F 30°C
Partly Cloudy
Early-Evening
80°F 27°C
Overcast
Quite warm around 87°F 30°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the S to the SE at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
84°F 28°C
Light Showers
Hot temperatures near 90°F 32°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. Winds moving from the S to the E at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
87°F 31°C
Sunny
Very hot with a high of 96°F 36°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds swinging from the S to the SW at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.
Tuesday, September 15, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
72°F 22°C
Partly Cloudy
Pleasant near 77°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the WSW to the SE at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
69°F 20°C
Light Fog
Mid-Afternoon
82°F 28°C
Scattered Showers
Early-Evening
77°F 25°C
Overcast
Balmy with temperatures reaching 82°F 28°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the ENE to the ESE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
93°F 34°C
Cloudy
Early-Evening
69°F 21°C
Cloudy
Hot and sweltering around 93°F 34°C (heat index 96°F 36°C), sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the SSW to the SE at 18 mph 30 km/h. Gusts up to 32 mph 51 km/h.
Friday, September 18, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
58°F 14°C
Sunny
Refreshing around 66°F 19°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the N at 12 mph 19 km/h.
Saturday, September 19, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
60°F 16°C
Sunny
Mild with a high of 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the NNW to the NE at 8 mph 12 km/h.
Sunday, September 20, 2026
Mid-Morning
56°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
65°F 18°C
Sunny
Pleasant near 72°F 22°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the SSE to the SE at 9 mph 14 km/h.
Monday, September 21, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
71°F 22°C
Scattered Showers
Early-Evening
72°F 22°C
Overcast
Comfortable with temperatures reaching 71°F 22°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds turning from the SSE to the S at 8 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
62°F 17°C
Scattered Showers
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
66°F 19°C
Partly Cloudy
Refreshing around 67°F 19°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the ENE to the WNW at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
60°F 15°C
Overcast
Mildly cool near 64°F 18°C, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the NNW to the NNE at 11 mph 18 km/h.
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