Brussels, IL 14 Day Weather - 62013 WeatherWorld.com
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Brussels, IL Weather Forecast


Brussels, IL Weather Forecast Dated: 445 PM Wed Sep 02 2026 (Brussels Time)
Expect a hot stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, September 2, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
105°F 40°C
Sunny
Early-Evening
93°F 34°C
Sunny
Scorching heat reaching 105°F 40°C, feeling like 113°F 45°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SW to the S at 8 mph 13 km/h.
Thursday, September 3, 2026
Mid-Morning
87°F 30°C
Sunny
Mid-Afternoon
101°F 39°C
Overcast
Early-Evening
95°F 35°C
Overcast
Sweltering heat reaching 101°F 39°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the SW to the S at 10 mph 16 km/h.
Friday, September 4, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
102°F 39°C
Sunny
Early-Evening
95°F 35°C
Cloudy
Dangerously hot temperatures around 102°F 39°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds moving from the WSW to the SW at 7 mph 12 km/h.
Saturday, September 5, 2026
Mid-Morning
89°F 32°C
Sunny
Mid-Afternoon
103°F 39°C
Cloudy
Early-Evening
91°F 33°C
Scattered Showers
Dangerously hot with a high of 103°F 39°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the W to the ENE at 6 mph 9 km/h.
Sunday, September 6, 2026
Mid-Morning
81°F 27°C
Cloudy
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
88°F 31°C
Overcast
Hot and sweltering around 96°F 36°C (heat index 103°F 39°C), overcast in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the ENE at 10 mph 16 km/h. Gusts up to 22 mph 35 km/h.
Monday, September 7, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
90°F 32°C
Sunny
Very hot with temperatures reaching 97°F 36°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds ESE at 10 mph 15 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 8, 2026
Mid-Morning
89°F 32°C
Sunny
Mid-Afternoon
106°F 41°C
Sunny
Early-Evening
99°F 37°C
Overcast
Dangerously hot temperatures around 106°F 41°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds out of the SW at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Wednesday, September 9, 2026
Mid-Morning
88°F 31°C
Partly Cloudy
Mid-Afternoon
103°F 40°C
Sunny
Early-Evening
96°F 36°C
Overcast
Dangerously hot with a high of 103°F 40°C, cloudy throughout the day, with lower humidity and steady pressure. Winds moving from the SW to the E at 8 mph 13 km/h.
Thursday, September 10, 2026
Mid-Morning
89°F 32°C
Sunny
Mid-Afternoon
101°F 39°C
Cloudy
Early-Evening
94°F 34°C
Partly Cloudy
Scorching hot near 101°F 39°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds swinging from the WSW to the SW at 6 mph 9 km/h.
Friday, September 11, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
104°F 40°C
Scattered Showers
Early-Evening
91°F 33°C
Partly Cloudy
Sweltering heat reaching 104°F 40°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds shifting from the SSE to the SSW at 9 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
102°F 39°C
Sunny
Early-Evening
91°F 33°C
Cloudy
Dangerously hot temperatures around 102°F 39°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the SW at 16 mph 26 km/h.
Sunday, September 13, 2026
Mid-Morning
80°F 27°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Scattered Showers
Early-Evening
79°F 26°C
Light Showers
Comfortable with temperatures reaching 79°F 26°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds decreasing from WSW 15 mph 24 km/h to WSW 5 mph 9 km/h.
Monday, September 14, 2026
Mid-Morning
71°F 21°C
Light Showers
Mid-Afternoon
74°F 23°C
Light Showers
Early-Evening
72°F 22°C
Light Showers
Enjoyable around 74°F 23°C, rounds of showers expected off and on all day, with steady humidity and steady pressure.
Tuesday, September 15, 2026
Mid-Morning
70°F 21°C
Light Fog
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
73°F 23°C
Overcast
Mild temperatures up to 77°F 25°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the N to the SW at 5 mph 8 km/h.
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