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


Cave, IL Weather Forecast Dated: 829 AM Thu Sep 03 2026
Expect a hot stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Thursday, September 3, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
100°F 38°C
Partly Cloudy
Early-Evening
94°F 34°C
Overcast
Scorching heat reaching 100°F 38°C, feeling like 103°F 39°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Friday, September 4, 2026
Mid-Morning
89°F 32°C
Sunny
Mid-Afternoon
98°F 37°C
Cloudy
Early-Evening
88°F 31°C
Scattered Showers
Hot and sweltering around 98°F 37°C (heat index 101°F 38°C), scattered downpours possible, with steady humidity and steady pressure.
Saturday, September 5, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
102°F 39°C
Partly Cloudy
Early-Evening
82°F 28°C
Sunny
Dangerously hot with a high of 102°F 39°C (heat index near 105°F 41°C), sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds picking up from NNE at 4 mph 6 km/h to ENE at 15 mph 23 km/h. Gusts up to 23 mph 36 km/h.
Sunday, September 6, 2026
Mid-Morning
76°F 25°C
Sunny
Mid-Afternoon
97°F 36°C
Partly Cloudy
Early-Evening
89°F 32°C
Sunny
Hot temperatures near 97°F 36°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the E to the NE at 11 mph 18 km/h. Gusts up to 24 mph 40 km/h.
Monday, September 7, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
101°F 38°C
Sunny
Early-Evening
93°F 34°C
Sunny
Scorching hot near 101°F 38°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds ESE at 7 mph 11 km/h.
Tuesday, September 8, 2026
Mid-Morning
86°F 30°C
Partly Cloudy
Mid-Afternoon
101°F 39°C
Sunny
Early-Evening
95°F 35°C
Sunny
Dangerously hot with a high of 101°F 39°C (heat index near 104°F 40°C), cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the SSW to the SSE at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 9, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
102°F 39°C
Cloudy
Early-Evening
91°F 33°C
Cloudy
Scorching heat reaching 102°F 39°C, feeling like 105°F 41°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the SW to the E at 8 mph 13 km/h.
Thursday, September 10, 2026
Mid-Morning
76°F 24°C
Light Showers
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
81°F 27°C
Light Showers
Quite warm around 85°F 29°C, early showers and late showers with a lull during the afternoon, with lower humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
86°F 30°C
Partly Cloudy
Hot temperatures near 92°F 33°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
92°F 33°C
Overcast
Sizzling hot near 98°F 37°C with a heat index reaching 101°F 39°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds S at 11 mph 18 km/h. Gusts up to 22 mph 36 km/h.
Sunday, September 13, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
105°F 40°C
Sunny
Early-Evening
94°F 35°C
Cloudy
Dangerously hot temperatures around 105°F 40°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds out of the SW at 15 mph 25 km/h.
Monday, September 14, 2026
Mid-Morning
87°F 31°C
Sunny
Mid-Afternoon
103°F 40°C
Cloudy
Early-Evening
83°F 28°C
Scattered Showers
Dangerously hot with a high of 103°F 40°C (heat index near 107°F 42°C), locally heavy downpours at times, with increasing humidity and steady pressure. Winds moving from the SW to the SSE at 12 mph 18 km/h.
Tuesday, September 15, 2026
Mid-Morning
76°F 24°C
Overcast
Mid-Afternoon
91°F 33°C
Partly Cloudy
Early-Evening
84°F 29°C
Overcast
Sizzling hot with 91°F 33°C, overcast throughout the day, with lower humidity and steady pressure. Winds ENE at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
89°F 31°C
Overcast
Early-Evening
79°F 27°C
Cloudy
Warm temperatures up to 89°F 31°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds out of the NE at 9 mph 15 km/h. Gusts up to 22 mph 36 km/h.
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