Heman, IL 14 Day Weather - WeatherWorld.com
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Heman, IL Weather Forecast


Heman, IL Weather Forecast Dated: 402 AM Fri Sep 04 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Friday, September 4, 2026
Mid-Morning
85°F 30°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
93°F 34°C
Cloudy
Sizzling hot near 98°F 37°C with a heat index reaching 101°F 39°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the WSW to the SSE at 6 mph 10 km/h.
Saturday, September 5, 2026
Mid-Morning
82°F 28°C
Scattered Showers
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
88°F 31°C
Sunny
Hot and sweltering around 99°F 37°C (heat index 102°F 39°C), scattered downpours possible, with steady humidity and steady pressure. Winds switching from the WNW to the NE at 11 mph 17 km/h.
Sunday, September 6, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
74°F 24°C
Partly Cloudy
Quite warm around 84°F 29°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the ENE to the E at 13 mph 21 km/h. Gusts up to 23 mph 36 km/h.
Monday, September 7, 2026
Mid-Morning
70°F 21°C
Partly Cloudy
Mid-Afternoon
86°F 30°C
Partly Cloudy
Early-Evening
74°F 24°C
Overcast
Warm temperatures up to 86°F 30°C, partly cloudy through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds swinging from the ESE to the ENE at 10 mph 16 km/h.
Tuesday, September 8, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
93°F 34°C
Partly Cloudy
Early-Evening
91°F 33°C
Sunny
Very hot with a high of 93°F 34°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds blowing from the SE at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 9, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
106°F 41°C
Sunny
Early-Evening
98°F 37°C
Sunny
Sweltering heat reaching 106°F 41°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the SW to the WNW at 11 mph 18 km/h. Gusts up to 20 mph 33 km/h.
Thursday, September 10, 2026
Mid-Morning
85°F 29°C
Scattered Showers
Mid-Afternoon
101°F 39°C
Sunny
Early-Evening
92°F 33°C
Scattered Showers
Dangerously hot temperatures around 101°F 39°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds switching from the WSW to the E at 5 mph 8 km/h.
Friday, September 11, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
93°F 34°C
Partly Cloudy
Sizzling hot with 99°F 37°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds moving from the WSW to the SSE at 10 mph 17 km/h.
Saturday, September 12, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
90°F 32°C
Scattered Showers
Hot temperatures near 94°F 34°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the SW to the S at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
84°F 29°C
Partly Cloudy
Very hot with a high of 98°F 37°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with increasing humidity and steady pressure. Winds shifting from the SSW to the WNW at 14 mph 22 km/h. Gusts up to 27 mph 43 km/h.
Monday, September 14, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
73°F 23°C
Sunny
Warm and summery near 81°F 27°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SE to the E at 9 mph 13 km/h.
Tuesday, September 15, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
87°F 31°C
Scattered Showers
Very warm near 89°F 32°C, though humidity makes it feel like 92°F 33°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds switching from the SSE to the S at 11 mph 18 km/h. Gusts up to 24 mph 38 km/h.
Wednesday, September 16, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
93°F 34°C
Sunny
Sizzling hot with 98°F 37°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds out of the SW at 18 mph 30 km/h. Gusts up to 25 mph 40 km/h.
Thursday, September 17, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
78°F 26°C
Partly Cloudy
Hot and sweltering around 95°F 35°C (heat index 98°F 37°C), sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure. Winds swinging from the SW to the W at 8 mph 13 km/h.
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