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City of Sullivan, IllinoisSullivan, IL 14 Day Weather - 61951 WeatherWorld.com
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Sullivan, IL Weather Forecast
Sullivan, IL Weather Forecast Dated: 508 PM Sun Nov 08 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Sunday, November 8, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
50°F 10°C
Clear
Refreshing around 60°F 16°C, sunny throughout the day, with increasing humidity and steady pressure. Winds turning from the WSW to the WNW at 7 mph 11 km/h.
Monday, November 9, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
51°F 11°C
Clear
Mildly cool near 63°F 17°C, sunny throughout the day, with steady humidity and steady pressure.
Tuesday, November 10, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
55°F 13°C
Clear
Comfortable at 66°F 19°C, sunny throughout the day, with steady humidity and steady pressure.
Wednesday, November 11, 2026
Mid-Morning
55°F 13°C
Scattered Showers
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
55°F 13°C
Scattered Showers
Cool with a high near 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds switching from the SSW to the NW at 14 mph 22 km/h. Gusts up to 24 mph 39 km/h.
Thursday, November 12, 2026
Mid-Morning
43°F 6°C
Drizzle
Mid-Afternoon
46°F 8°C
Cloudy
Early-Evening
39°F 5°C
Overcast
Brisk around 46°F 8°C, scattered morning showers before drying out later, with steady humidity and steady pressure. Winds NNW at 17 mph 27 km/h. Gusts up to 29 mph 46 km/h.
Friday, November 13, 2026
Mid-Morning
37°F 3°C
Partly Cloudy
Mid-Afternoon
42°F 5°C
Overcast
Early-Evening
38°F 3°C
Overcast
Cold with a high near 42°F 5°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds swinging from the NNW to the NW at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.
Saturday, November 14, 2026
Mid-Morning
37°F 3°C
Sunny
Mid-Afternoon
44°F 6°C
Sunny
Early-Evening
38°F 3°C
Clear
Nippy around 44°F 6°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the NW to the W at 5 mph 7 km/h.
Sunday, November 15, 2026
Mid-Morning
42°F 5°C
Sunny
Mid-Afternoon
51°F 11°C
Sunny
Early-Evening
44°F 7°C
Clear
Crisp with a high near 51°F 11°C, sunny throughout the day, with increasing humidity and steady pressure.
Monday, November 16, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
55°F 13°C
Partly Cloudy
Early-Evening
49°F 9°C
Clear
Brisk around 55°F 13°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, November 17, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Partly Cloudy
Early-Evening
51°F 11°C
Partly Cloudy
Mildly cool near 58°F 14°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the S to the SSE at 8 mph 12 km/h.
Wednesday, November 18, 2026
Mid-Morning
52°F 11°C
Light Showers
Mid-Afternoon
54°F 12°C
Cloudy
Early-Evening
52°F 11°C
Scattered Showers
Chilly near 54°F 12°C, scattered downpours possible, with steady humidity and steady pressure. Winds out of the S at 10 mph 17 km/h. Gusts up to 22 mph 34 km/h.
Thursday, November 19, 2026
Mid-Morning
52°F 11°C
Cloudy
Mid-Afternoon
59°F 15°C
Cloudy
Early-Evening
55°F 13°C
Overcast
Cool with a high near 59°F 15°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the S at 10 mph 15 km/h.
Friday, November 20, 2026
Mid-Morning
53°F 12°C
Light Showers
Mid-Afternoon
56°F 14°C
Drizzle
Early-Evening
52°F 11°C
Scattered Showers
Brisk around 56°F 14°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Saturday, November 21, 2026
Mid-Morning
49°F 9°C
Drizzle
Mid-Afternoon
51°F 11°C
Drizzle
Early-Evening
50°F 10°C
Drizzle
Cool and brisk at 51°F 11°C, persistent showers off and on through the day, with steady humidity and barometric pressure falling. Winds swinging from the NNE to the NE at 6 mph 9 km/h.
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Sullivan, IL 7 Day Weather
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