Macomb, IL 14 Day Weather - 61455 WeatherWorld.com
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Macomb, IL Weather Forecast


Macomb, IL Weather Forecast Dated: 106 AM Wed Sep 02 2026 (Macomb Time)
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the next two weeks. moderate humidity and no major pressure swings will dominate.
Wednesday, September 2, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
101°F 38°C
Sunny
Early-Evening
95°F 35°C
Partly Cloudy
Scorching hot near 101°F 38°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the SE at 7 mph 12 km/h.
Thursday, September 3, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
91°F 33°C
Sunny
Sweltering heat reaching 100°F 38°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the SW to the E at 6 mph 10 km/h.
Friday, September 4, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
94°F 35°C
Sunny
Dangerously hot temperatures around 100°F 38°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds moving from the WSW to the ESE at 7 mph 11 km/h.
Saturday, September 5, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
97°F 36°C
Nearby Thunderstorms
Early-Evening
86°F 30°C
Nearby Thunderstorms
Sizzling hot near 97°F 36°C with a heat index reaching 101°F 38°C, periods of heavy thunderstorms, with steady humidity and steady pressure. Winds swinging from the WSW to the SE at 8 mph 13 km/h.
Sunday, September 6, 2026
Mid-Morning
75°F 24°C
Overcast
Mid-Afternoon
92°F 33°C
Sunny
Early-Evening
85°F 30°C
Cloudy
Very hot with a high of 92°F 33°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the SE to the ESE at 13 mph 20 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 7, 2026
Mid-Morning
71°F 22°C
Scattered Showers
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
72°F 22°C
Scattered Showers
Pleasant near 76°F 25°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds turning from the SSE to the SE at 6 mph 9 km/h.
Tuesday, September 8, 2026
Mid-Morning
70°F 21°C
Light Showers
Mid-Afternoon
78°F 26°C
Scattered Showers
Early-Evening
75°F 24°C
Scattered Showers
Comfortable with temperatures reaching 78°F 26°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds out of the SE at 10 mph 16 km/h. Gusts up to 20 mph 33 km/h.
Wednesday, September 9, 2026
Mid-Morning
53°F 11°C
Light Showers
Mid-Afternoon
74°F 24°C
Scattered Showers
Early-Evening
72°F 23°C
Sunny
Enjoyable around 74°F 24°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds blowing from the ESE at 13 mph 22 km/h. Gusts up to 22 mph 35 km/h.
Thursday, September 10, 2026
Mid-Morning
66°F 19°C
Light Showers
Mid-Afternoon
92°F 34°C
Scattered Showers
Early-Evening
89°F 32°C
Sunny
Very hot with a high of 92°F 34°C, feeling closer to 95°F 35°C in the humidity, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds swinging from the E to the SSW at 9 mph 13 km/h.
Friday, September 11, 2026
Mid-Morning
72°F 22°C
Scattered Showers
Mid-Afternoon
75°F 24°C
Light Showers
Early-Evening
72°F 22°C
Overcast
Mild with a high of 75°F 24°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds shifting from the WSW to the WNW at 7 mph 11 km/h.
Saturday, September 12, 2026
Mid-Morning
71°F 21°C
Light Fog
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
74°F 23°C
Overcast
Pleasant near 79°F 26°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the SW to the NE at 7 mph 12 km/h.
Sunday, September 13, 2026
Mid-Morning
61°F 16°C
Light Showers
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
64°F 18°C
Overcast
Cool with a high near 65°F 19°C, morning showers, giving way to clearing skies, with lower humidity and steady pressure. Winds NE at 11 mph 18 km/h.
Monday, September 14, 2026
Mid-Morning
62°F 16°C
Overcast
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
67°F 19°C
Sunny
Enjoyable around 72°F 22°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the N to the ENE at 7 mph 12 km/h.
Tuesday, September 15, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 74°F 23°C, sunny throughout the day, with steady humidity and barometric pressure falling.
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