Thomasboro, IL 14 Day Weather - 61878 WeatherWorld.com
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Thomasboro, IL Weather Forecast


Thomasboro, IL Weather Forecast Dated: 132 AM Wed Sep 09 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.
Wednesday, September 9, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
78°F 26°C
Light Showers
Warm and summery around 84°F 29°C (feels like 87°F 31°C), drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. Winds out of the W at 6 mph 9 km/h.
Thursday, September 10, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
77°F 25°C
Light Showers
Early-Evening
69°F 21°C
Light Showers
Comfortable with temperatures reaching 77°F 25°C, clouds and showers taking over for the afternoon and evening, with steady humidity and steady pressure. Winds switching from the W to the NE at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.
Friday, September 11, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
79°F 26°C
Scattered Showers
Early-Evening
74°F 24°C
Overcast
Enjoyable around 79°F 26°C, locally heavy downpours at times, with steady humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
70°F 21°C
Cloudy
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
77°F 25°C
Light Showers
Warm temperatures up to 85°F 29°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
82°F 28°C
Overcast
Early-Evening
80°F 27°C
Overcast
Quite warm reaching 82°F 28°C, feeling like 85°F 29°C during peak afternoon, overcast throughout the day, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
72°F 22°C
Cloudy
Mid-Afternoon
85°F 29°C
Light Showers
Early-Evening
82°F 28°C
Nearby Thunderstorms
Very warm near 85°F 29°C, though humidity makes it feel like 91°F 33°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. A stray shower or storm late in the day. Winds moving from the SW to the ESE at 6 mph 9 km/h.
Tuesday, September 15, 2026
Mid-Morning
75°F 24°C
Scattered Showers
Mid-Afternoon
74°F 24°C
Scattered Showers
Early-Evening
68°F 20°C
Sunny
Comfortable with temperatures reaching 74°F 24°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds swinging from the W to the NNW at 9 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
69°F 20°C
Partly Cloudy
Enjoyable around 72°F 22°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds shifting from the NE to the ESE at 8 mph 13 km/h.
Thursday, September 17, 2026
Mid-Morning
66°F 19°C
Cloudy
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
80°F 27°C
Sunny
Warm temperatures up to 83°F 28°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the SSE to the S at 9 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
78°F 25°C
Sunny
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
87°F 31°C
Sunny
Sizzling hot near 94°F 35°C with a heat index reaching 100°F 38°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the SW to the E at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
69°F 21°C
Cloudy
Mid-Afternoon
80°F 26°C
Sunny
Early-Evening
70°F 22°C
Sunny
Quite warm reaching 80°F 26°C, feeling like 83°F 28°C during peak afternoon, overcast in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds moving from the ENE to the E at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.
Sunday, September 20, 2026
Mid-Morning
67°F 19°C
Scattered Showers
Mid-Afternoon
85°F 30°C
Scattered Showers
Early-Evening
83°F 28°C
Sunny
Very warm near 85°F 30°C, though humidity makes it feel like 90°F 32°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds swinging from the ESE to the SE at 11 mph 17 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 21, 2026
Mid-Morning
80°F 26°C
Sunny
Mid-Afternoon
80°F 26°C
Overcast
Early-Evening
69°F 21°C
Cloudy
Quite warm around 80°F 26°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure rising. Winds shifting from the WSW to the SE at 9 mph 14 km/h.
Tuesday, September 22, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
62°F 17°C
Scattered Showers
Mildly cool near 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds turning from the NNE to the ENE at 6 mph 9 km/h.
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