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Fairfield Muni, IL 14 Day Weather
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Fairfield Muni, IL Weather Forecast
Fairfield Muni, IL Weather Forecast Dated: 837 AM Sat Oct 17 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and a stable pattern will dominate.
Saturday, October 17, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
51°F 11°C
Sunny
Refreshing around 59°F 15°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the NNE to the ENE at 6 mph 9 km/h.
Sunday, October 18, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
56°F 13°C
Sunny
Mildly cool near 65°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Monday, October 19, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
60°F 16°C
Overcast
Enjoyable around 70°F 21°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.
Tuesday, October 20, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
62°F 17°C
Cloudy
Mild temperatures up to 72°F 22°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure.
Wednesday, October 21, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Overcast
Early-Evening
62°F 17°C
Sunny
Mild with a high of 72°F 22°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.
Thursday, October 22, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
74°F 23°C
Cloudy
Early-Evening
65°F 19°C
Sunny
Pleasant near 74°F 23°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
65°F 19°C
Partly Cloudy
Comfortable with temperatures reaching 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure.
Saturday, October 24, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
66°F 19°C
Overcast
Enjoyable around 73°F 23°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the SE to the SSE at 8 mph 13 km/h.
Sunday, October 25, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
79°F 26°C
Cloudy
Early-Evening
72°F 22°C
Partly Cloudy
Mild temperatures up to 79°F 26°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds moving from the SSW to the ESE at 5 mph 8 km/h.
Monday, October 26, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild with a high of 77°F 25°C, sunny throughout the day, with steady humidity and steady pressure.
Tuesday, October 27, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
68°F 20°C
Overcast
Pleasant near 76°F 25°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the SSW to the S at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.
Wednesday, October 28, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
69°F 21°C
Scattered Showers
Early-Evening
64°F 18°C
Overcast
Comfortable with temperatures reaching 69°F 21°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds shifting from the S to the SSW at 15 mph 24 km/h. Gusts up to 34 mph 54 km/h.
Thursday, October 29, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
63°F 17°C
Overcast
Refreshing around 65°F 19°C, overcast throughout the day, with increasing humidity and steady pressure. Winds turning from the ESE to the SE at 9 mph 14 km/h.
Friday, October 30, 2026
Mid-Morning
66°F 19°C
Light Rain
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
73°F 23°C
Overcast
Mild temperatures up to 77°F 25°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds out of the S at 20 mph 32 km/h. Gusts up to 34 mph 54 km/h.
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