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Glenn, IL Weather Forecast
Glenn, IL Weather Forecast Dated: 1239 AM Sat Oct 24 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.
Saturday, October 24, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
65°F 18°C
Sunny
Pleasant near 76°F 25°C, sunny throughout the day, with steady humidity and steady pressure.
Sunday, October 25, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
76°F 24°C
Cloudy
Early-Evening
66°F 19°C
Overcast
Comfortable with temperatures reaching 76°F 24°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the SSW to the S at 6 mph 9 km/h.
Monday, October 26, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
65°F 19°C
Cloudy
Enjoyable around 75°F 24°C, overcast throughout the day, with steady humidity and barometric pressure falling.
Tuesday, October 27, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
66°F 19°C
Overcast
Mild temperatures up to 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure.
Wednesday, October 28, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild with a high of 76°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the S to the SSW at 8 mph 12 km/h.
Thursday, October 29, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
74°F 23°C
Partly Cloudy
Early-Evening
67°F 20°C
Partly Cloudy
Pleasant near 74°F 23°C, partly cloudy throughout the day, with steady humidity and steady pressure.
Friday, October 30, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
67°F 20°C
Cloudy
Comfortable with temperatures reaching 75°F 24°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Saturday, October 31, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
68°F 20°C
Overcast
Enjoyable around 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure. Winds SSE at 7 mph 12 km/h. Gusts up to 20 mph 33 km/h.
Sunday, November 1, 2026
Mid-Morning
67°F 20°C
Drizzle
Mid-Afternoon
69°F 20°C
Light Showers
Early-Evening
65°F 18°C
Scattered Showers
Mild temperatures up to 69°F 20°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the SSW to the WSW at 9 mph 15 km/h. Gusts up to 29 mph 46 km/h.
Monday, November 2, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
54°F 12°C
Clear
Mildly cool near 61°F 16°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the WNW to the W at 6 mph 10 km/h.
Tuesday, November 3, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
61°F 16°C
Partly Cloudy
Early-Evening
53°F 12°C
Partly Cloudy
Comfortable at 61°F 16°C, partly cloudy throughout the day, with steady humidity and steady pressure. Winds turning from the W to the N at 6 mph 10 km/h.
Wednesday, November 4, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
57°F 14°C
Overcast
Cool with a high near 61°F 16°C, overcast throughout the day, with steady humidity and steady pressure.
Thursday, November 5, 2026
Mid-Morning
58°F 15°C
Partly Cloudy
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
57°F 14°C
Cloudy
Refreshing around 64°F 18°C, cloudy throughout the day, with steady humidity and steady pressure.
Friday, November 6, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
63°F 17°C
Cloudy
Mild temperatures up to 68°F 20°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds out of the SSW at 9 mph 14 km/h. Gusts up to 23 mph 37 km/h.
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