St. Marks Church, IL 14 Day Weather
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St. Marks Church, IL Weather Forecast


St. Marks Church, IL Weather Forecast Dated: 509 PM Thu Oct 01 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Thursday, October 1, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
76°F 25°C
Scattered Showers
Early-Evening
70°F 22°C
Light Showers
Pleasant near 76°F 25°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds turning from the SSW to the N at 12 mph 19 km/h. Gusts up to 22 mph 36 km/h.
Friday, October 2, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
57°F 14°C
Sunny
Mildly cool near 64°F 18°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the NNE to the NE at 8 mph 14 km/h.
Saturday, October 3, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
63°F 17°C
Sunny
Enjoyable around 68°F 20°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the E to the ESE at 6 mph 9 km/h.
Sunday, October 4, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
62°F 17°C
Sunny
Mild temperatures up to 71°F 22°C, sunny through the afternoon, turning cloudy this evening, with increasing humidity and steady pressure. Winds swinging from the NW to the N at 9 mph 14 km/h.
Monday, October 5, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
57°F 14°C
Sunny
Refreshing around 64°F 18°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the NE to the ENE at 8 mph 12 km/h.
Tuesday, October 6, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
65°F 19°C
Sunny
Early-Evening
60°F 16°C
Sunny
Mildly cool near 65°F 19°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds S at 9 mph 14 km/h.
Wednesday, October 7, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
73°F 23°C
Partly Cloudy
Early-Evening
67°F 20°C
Overcast
Comfortable with temperatures reaching 73°F 23°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure. Winds switching from the SSW to the NW at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.
Thursday, October 8, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
60°F 16°C
Overcast
Cool with a high near 66°F 19°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure.
Friday, October 9, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
67°F 20°C
Sunny
Mild temperatures up to 72°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the S at 9 mph 14 km/h.
Saturday, October 10, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
74°F 24°C
Sunny
Very warm with a high of 81°F 27°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds SSW at 16 mph 26 km/h. Gusts up to 31 mph 49 km/h.
Sunday, October 11, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
57°F 14°C
Partly Cloudy
Comfortable at 67°F 20°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure rising. Winds shifting from the WSW to the NNW at 15 mph 24 km/h. Gusts up to 26 mph 43 km/h.
Monday, October 12, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
54°F 12°C
Sunny
Early-Evening
48°F 9°C
Sunny
Crisp with a high near 54°F 12°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NNW to the NW at 8 mph 12 km/h.
Tuesday, October 13, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
62°F 16°C
Sunny
Early-Evening
57°F 14°C
Sunny
Refreshing around 62°F 16°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the SW to the WSW at 11 mph 17 km/h. Gusts up to 27 mph 43 km/h.
Wednesday, October 14, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
58°F 15°C
Sunny
Mildly cool near 66°F 19°C, sunny throughout the day, with steady humidity and barometric pressure rising. Winds moving from the NW to the SE at 9 mph 15 km/h.
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