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Castleton, IL Weather Forecast
Castleton, IL Weather Forecast Dated: 358 AM Fri Oct 23 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.
Friday, October 23, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
63°F 18°C
Partly Cloudy
Pleasant near 72°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Saturday, October 24, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
72°F 22°C
Cloudy
Early-Evening
63°F 17°C
Overcast
Comfortable with temperatures reaching 72°F 22°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the SSE to the S at 8 mph 13 km/h.
Sunday, October 25, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
65°F 19°C
Overcast
Enjoyable around 73°F 23°C, overcast throughout the day, with steady humidity and steady pressure.
Monday, October 26, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
61°F 16°C
Overcast
Mild temperatures up to 69°F 21°C, overcast throughout the day, with increasing humidity and steady pressure. Winds switching from the ESE to the E at 9 mph 14 km/h.
Tuesday, October 27, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
66°F 19°C
Cloudy
Early-Evening
61°F 16°C
Overcast
Refreshing around 66°F 19°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Wednesday, October 28, 2026
Mid-Morning
58°F 15°C
Partly Cloudy
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
63°F 18°C
Clear
Pleasant near 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds S at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Thursday, October 29, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
58°F 14°C
Partly Cloudy
Comfortable at 64°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the WSW at 7 mph 11 km/h. Gusts up to 23 mph 36 km/h.
Friday, October 30, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
52°F 11°C
Light Rain
Early-Evening
49°F 10°C
Light Rain
Crisp with a high near 52°F 11°C, scattered downpours possible, with steady humidity and steady pressure.
Saturday, October 31, 2026
Mid-Morning
50°F 10°C
Cloudy
Mid-Afternoon
57°F 14°C
Drizzle
Early-Evening
54°F 13°C
Scattered Showers
Brisk around 57°F 14°C, locally heavy downpours at times, with steady humidity and steady pressure.
Sunday, November 1, 2026
Mid-Morning
51°F 11°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Scattered Showers
Early-Evening
47°F 8°C
Partly Cloudy
Cool and brisk at 51°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Monday, November 2, 2026
Mid-Morning
44°F 7°C
Scattered Showers
Mid-Afternoon
52°F 11°C
Partly Cloudy
Early-Evening
47°F 9°C
Partly Cloudy
Chilly near 52°F 11°C, scattered downpours possible, with steady humidity and steady pressure.
Tuesday, November 3, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
56°F 13°C
Partly Cloudy
Early-Evening
50°F 10°C
Partly Cloudy
Crisp with a high near 56°F 13°C, partly cloudy throughout the day, with increasing humidity and steady pressure.
Wednesday, November 4, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
55°F 13°C
Scattered Showers
Early-Evening
49°F 10°C
Partly Cloudy
Brisk around 55°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Thursday, November 5, 2026
Mid-Morning
50°F 10°C
Partly Cloudy
Mid-Afternoon
57°F 14°C
Partly Cloudy
Early-Evening
50°F 10°C
Partly Cloudy
Cool and brisk at 57°F 14°C, cloudy in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.
Castleton, IL Weather Radar Map
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