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Arrowsmith, IL Weather Forecast
Arrowsmith, IL Weather Forecast Dated: 618 PM Tue Oct 20 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.
Tuesday, October 20, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
61°F 16°C
Sunny
Pleasant near 70°F 21°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Wednesday, October 21, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
63°F 17°C
Sunny
Comfortable with temperatures reaching 72°F 22°C, sunny throughout the day, with steady humidity and steady pressure.
Thursday, October 22, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Enjoyable around 72°F 22°C, sunny throughout the day, with steady humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
64°F 18°C
Sunny
Mild temperatures up to 73°F 23°C, sunny throughout the day, with lower humidity and steady pressure.
Saturday, October 24, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
64°F 18°C
Overcast
Mild with a high of 73°F 23°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the SSE to the S at 7 mph 12 km/h.
Sunday, October 25, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
67°F 20°C
Overcast
Pleasant near 75°F 24°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the SW to the SSW at 5 mph 9 km/h.
Monday, October 26, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
67°F 19°C
Overcast
Comfortable with temperatures reaching 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure. Winds WSW at 9 mph 15 km/h.
Tuesday, October 27, 2026
Mid-Morning
53°F 11°C
Scattered Showers
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
51°F 11°C
Overcast
Crisp with a high near 54°F 12°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the NNE to the N at 8 mph 13 km/h.
Wednesday, October 28, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
41°F 5°C
Overcast
Early-Evening
41°F 6°C
Scattered Showers
Cold with a high near 41°F 5°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the WNW to the NW at 17 mph 27 km/h. Gusts up to 27 mph 44 km/h.
Thursday, October 29, 2026
Mid-Morning
40°F 5°C
Sunny
Mid-Afternoon
51°F 10°C
Sunny
Early-Evening
42°F 6°C
Clear
Cool and brisk at 51°F 10°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the WNW to the NNW at 9 mph 15 km/h.
Friday, October 30, 2026
Mid-Morning
38°F 3°C
Sunny
Mid-Afternoon
51°F 11°C
Sunny
Early-Evening
45°F 7°C
Clear
Chilly near 51°F 11°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the E to the SSE at 8 mph 13 km/h.
Saturday, October 31, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
55°F 13°C
Scattered Showers
Crisp with a high near 55°F 13°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds moving from the SSE to the SSW at 17 mph 27 km/h. Gusts up to 33 mph 52 km/h.
Sunday, November 1, 2026
Mid-Morning
60°F 15°C
Drizzle
Mid-Afternoon
64°F 18°C
Nearby Thunderstorms
Early-Evening
64°F 18°C
Scattered Showers
Refreshing around 64°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the S to the SSW at 19 mph 31 km/h. Gusts up to 39 mph 62 km/h.
Monday, November 2, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
56°F 14°C
Sunny
Early-Evening
46°F 8°C
Clear
Cool and brisk at 56°F 14°C, sunny throughout the day, with lower humidity and barometric pressure rising. Winds shifting from the NW to the NNW at 11 mph 17 km/h. Gusts up to 22 mph 36 km/h.
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