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Spring Brook, IL 14 Day Weather
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Spring Brook, IL Weather Forecast
Spring Brook, IL Weather Forecast Dated: 133 AM Sat Sep 19 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Saturday, September 19, 2026
Mid-Morning
63°F 17°C
Heavy Rain
Mid-Afternoon
67°F 19°C
Light Fog
Early-Evening
69°F 21°C
Scattered Showers
Refreshing around 67°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds turning from the SE to the NE at 9 mph 14 km/h.
Sunday, September 20, 2026
Mid-Morning
67°F 19°C
Light Showers
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the ENE to the NE at 14 mph 23 km/h. Gusts up to 27 mph 44 km/h.
Monday, September 21, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
56°F 13°C
Scattered Showers
Chilly near 57°F 14°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds ENE at 15 mph 24 km/h. Gusts up to 29 mph 47 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Scattered Showers
Mid-Afternoon
56°F 13°C
Overcast
Early-Evening
56°F 14°C
Overcast
Crisp with a high near 56°F 13°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the NE to the NNE at 9 mph 15 km/h.
Wednesday, September 23, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
63°F 17°C
Scattered Showers
Early-Evening
60°F 16°C
Scattered Showers
Refreshing around 63°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the NE to the NNE at 7 mph 11 km/h.
Thursday, September 24, 2026
Mid-Morning
56°F 14°C
Overcast
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
59°F 16°C
Scattered Showers
Mildly cool near 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the SE to the NNE at 9 mph 14 km/h.
Friday, September 25, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
61°F 16°C
Partly Cloudy
Comfortable at 66°F 19°C, partly cloudy in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds switching from the NNE to the ENE at 7 mph 12 km/h.
Saturday, September 26, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
62°F 17°C
Overcast
Enjoyable around 69°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
65°F 19°C
Sunny
Mild temperatures up to 71°F 22°C, sunny through the afternoon, turning overcast this evening, with steady humidity and barometric pressure falling.
Monday, September 28, 2026
Mid-Morning
62°F 17°C
Cloudy
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
65°F 18°C
Overcast
Mild with a high of 68°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
61°F 16°C
Fog
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
60°F 16°C
Scattered Showers
Comfortable at 65°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the ENE to the NE at 10 mph 15 km/h.
Wednesday, September 30, 2026
Mid-Morning
58°F 14°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
56°F 14°C
Scattered Showers
Cool with a high near 58°F 14°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds NNE at 12 mph 19 km/h. Gusts up to 20 mph 33 km/h.
Thursday, October 1, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
57°F 14°C
Scattered Showers
Refreshing around 58°F 14°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the NW at 11 mph 17 km/h.
Friday, October 2, 2026
Mid-Morning
60°F 15°C
Light Fog
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Mildly cool near 64°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds blowing from the NE at 12 mph 19 km/h. Gusts up to 22 mph 36 km/h.
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