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Patterson, IL Weather Forecast


Patterson, IL Weather Forecast Dated: 243 AM Fri Sep 04 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate.
Friday, September 4, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
104°F 40°C
Sunny
Early-Evening
96°F 36°C
Overcast
Scorching hot near 104°F 40°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds out of the SSW at 13 mph 21 km/h.
Saturday, September 5, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
106°F 41°C
Overcast
Early-Evening
92°F 34°C
Overcast
Sweltering heat reaching 106°F 41°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the WNW to the NE at 13 mph 21 km/h. Gusts up to 22 mph 35 km/h.
Sunday, September 6, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
92°F 33°C
Sunny
Early-Evening
81°F 28°C
Sunny
Sizzling hot with 92°F 33°C, sunny throughout the day, with lower humidity and steady pressure. Winds ENE at 13 mph 20 km/h. Gusts up to 25 mph 41 km/h.
Monday, September 7, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
87°F 31°C
Sunny
Early-Evening
81°F 27°C
Sunny
Warm temperatures up to 87°F 31°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the ESE to the E at 11 mph 17 km/h.
Tuesday, September 8, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
105°F 41°C
Sunny
Early-Evening
99°F 37°C
Sunny
Scorching hot near 105°F 41°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds blowing from the SSW at 11 mph 17 km/h. Gusts up to 24 mph 38 km/h.
Wednesday, September 9, 2026
Mid-Morning
92°F 33°C
Sunny
Mid-Afternoon
108°F 42°C
Sunny
Early-Evening
100°F 37°C
Partly Cloudy
Sweltering heat reaching 108°F 42°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the WSW to the SW at 12 mph 19 km/h. Gusts up to 21 mph 34 km/h.
Thursday, September 10, 2026
Mid-Morning
91°F 33°C
Sunny
Mid-Afternoon
103°F 39°C
Cloudy
Early-Evening
89°F 32°C
Scattered Showers
Dangerously hot temperatures around 103°F 39°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds switching from the WSW to the ESE at 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
102°F 39°C
Sunny
Early-Evening
94°F 35°C
Overcast
Dangerously hot with a high of 102°F 39°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds moving from the SW to the SSW at 11 mph 17 km/h.
Saturday, September 12, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
99°F 37°C
Cloudy
Early-Evening
90°F 32°C
Cloudy
Hot temperatures near 99°F 37°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds SSW at 15 mph 24 km/h.
Sunday, September 13, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
76°F 25°C
Scattered Showers
Very hot with a high of 99°F 37°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds shifting from the SSW to the W at 15 mph 24 km/h. Gusts up to 29 mph 47 km/h.
Monday, September 14, 2026
Mid-Morning
70°F 21°C
Light Fog
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
75°F 24°C
Sunny
Warm and summery near 82°F 28°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the NNE to the E at 8 mph 12 km/h.
Tuesday, September 15, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
89°F 32°C
Scattered Showers
Early-Evening
88°F 31°C
Scattered Showers
Very warm near 89°F 32°C, though humidity makes it feel like 92°F 33°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds SSW at 15 mph 24 km/h. Gusts up to 26 mph 43 km/h.
Wednesday, September 16, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
95°F 35°C
Partly Cloudy
Sizzling hot with 99°F 37°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds out of the SSW at 18 mph 30 km/h. Gusts up to 29 mph 47 km/h.
Thursday, September 17, 2026
Mid-Morning
82°F 28°C
Cloudy
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
74°F 23°C
Scattered Showers
Hot and sweltering around 93°F 34°C (heat index 96°F 36°C), scattered downpours possible, with increasing humidity and steady pressure. Winds swinging from the SW to the WNW at 8 mph 12 km/h.
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