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Herald Square, IL 14 Day Weather
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Herald Square, IL Weather Forecast
Herald Square, IL Weather Forecast Dated: 835 PM 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 Showers
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
69°F 21°C
Drizzle
Refreshing around 67°F 19°C, rounds of showers morning and night, dry in between, with steady humidity and steady pressure. Winds turning from the S to the ENE at 4 mph 7 km/h.
Sunday, September 20, 2026
Mid-Morning
65°F 18°C
Light Showers
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Mildly cool near 62°F 17°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds building from NE at 10 mph 16 km/h to ENE at 20 mph 31 km/h. Gusts up to 28 mph 44 km/h.
Monday, September 21, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
62°F 16°C
Scattered Showers
Comfortable at 62°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds ENE at 16 mph 25 km/h. Gusts up to 21 mph 34 km/h.
Tuesday, September 22, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
60°F 15°C
Sunny
Early-Evening
62°F 16°C
Partly Cloudy
Cool with a high near 60°F 15°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds out of the NE at 15 mph 24 km/h.
Wednesday, September 23, 2026
Mid-Morning
59°F 15°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Refreshing around 59°F 15°C, scattered downpours possible, with steady humidity and steady pressure. Winds blowing from the ENE at 14 mph 22 km/h. Gusts up to 20 mph 32 km/h.
Thursday, September 24, 2026
Mid-Morning
59°F 15°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
63°F 17°C
Overcast
Mildly cool near 63°F 17°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the ENE to the E at 7 mph 12 km/h.
Friday, September 25, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
62°F 17°C
Overcast
Comfortable at 62°F 17°C, overcast throughout the day, with steady humidity and steady pressure. Winds out of the ENE at 7 mph 12 km/h.
Saturday, September 26, 2026
Mid-Morning
60°F 16°C
Partly Cloudy
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
64°F 18°C
Overcast
Cool with a high near 65°F 18°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the ENE at 9 mph 14 km/h.
Sunday, September 27, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
62°F 17°C
Cloudy
Early-Evening
67°F 20°C
Overcast
Refreshing around 62°F 17°C, overcast through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure. Winds swinging from the NE to the SE at 8 mph 12 km/h.
Monday, September 28, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
67°F 20°C
Overcast
Mild with a high of 70°F 21°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
60°F 16°C
Light Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
61°F 16°C
Overcast
Comfortable at 61°F 16°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the E to the NE at 8 mph 14 km/h.
Wednesday, September 30, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
57°F 14°C
Light Showers
Early-Evening
56°F 14°C
Light Showers
Crisp with a high near 57°F 14°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 14 mph 22 km/h. Gusts up to 24 mph 39 km/h.
Thursday, October 1, 2026
Mid-Morning
58°F 15°C
Light Showers
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
59°F 15°C
Scattered Showers
Refreshing around 58°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the NE to the E at 8 mph 12 km/h.
Friday, October 2, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
63°F 17°C
Scattered Showers
Mildly cool near 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds out of the NNE at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
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