Schertz, IL 14 Day Weather
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Schertz, IL Weather Forecast


Schertz, IL Weather Forecast Dated: 743 PM Tue Sep 15 2026
Expect a mild stretch 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.
Tuesday, September 15, 2026
Mid-Morning
71°F 22°C
Scattered Showers
Mid-Afternoon
90°F 32°C
Partly Cloudy
Early-Evening
77°F 25°C
Overcast
Sizzling hot near 90°F 32°C with a heat index reaching 94°F 35°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the SSW to the E at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
70°F 21°C
Scattered Showers
Mid-Afternoon
81°F 27°C
Partly Cloudy
Early-Evening
73°F 23°C
Sunny
Quite warm reaching 81°F 27°C, feeling like 85°F 29°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the E to the NE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
74°F 23°C
Light Showers
Mid-Afternoon
83°F 29°C
Nearby Thunderstorms
Early-Evening
79°F 26°C
Sunny
Very warm near 83°F 29°C, though humidity makes it feel like 88°F 31°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
67°F 19°C
Light Showers
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
78°F 26°C
Sunny
Warm and summery around 81°F 27°C (feels like 85°F 30°C), early showers breaking for a drier afternoon, with steady humidity and barometric pressure falling. Winds moving from the E to the ESE at 10 mph 16 km/h.
Saturday, September 19, 2026
Mid-Morning
76°F 24°C
Overcast
Mid-Afternoon
76°F 25°C
Scattered Showers
Early-Evening
76°F 24°C
Overcast
Mild with a high of 76°F 25°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the SW to the ENE at 8 mph 13 km/h.
Sunday, September 20, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
78°F 26°C
Overcast
Very warm near 84°F 29°C, though humidity makes it feel like 87°F 31°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the ESE to the NE at 7 mph 12 km/h.
Monday, September 21, 2026
Mid-Morning
70°F 21°C
Light Showers
Mid-Afternoon
78°F 26°C
Cloudy
Early-Evening
71°F 22°C
Scattered Showers
Comfortable with temperatures reaching 78°F 26°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the SSE to the NW at 9 mph 15 km/h.
Tuesday, September 22, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
74°F 23°C
Cloudy
Enjoyable around 78°F 26°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
70°F 21°C
Partly Cloudy
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
81°F 27°C
Cloudy
Very warm near 84°F 29°C, though humidity makes it feel like 87°F 30°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds out of the SE at 8 mph 13 km/h. Gusts up to 26 mph 41 km/h.
Thursday, September 24, 2026
Mid-Morning
69°F 21°C
Light Showers
Mid-Afternoon
73°F 23°C
Light Showers
Early-Evening
67°F 19°C
Light Showers
Mild with a high of 73°F 23°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds moving from the SSW to the W at 7 mph 11 km/h.
Friday, September 25, 2026
Mid-Morning
62°F 17°C
Fog
Mid-Afternoon
66°F 19°C
Light Showers
Early-Evening
63°F 17°C
Light Showers
Comfortable at 66°F 19°C, clouds and showers taking over for the afternoon and evening, with steady humidity and steady pressure. Winds increasing from the NW at 7 mph 12 km/h to NNW at 15 mph 24 km/h. Gusts up to 28 mph 45 km/h.
Saturday, September 26, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
63°F 18°C
Partly Cloudy
Comfortable with temperatures reaching 69°F 21°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure rising. Winds out of the NNW at 12 mph 19 km/h.
Sunday, September 27, 2026
Mid-Morning
54°F 12°C
Light Showers
Mid-Afternoon
58°F 15°C
Cloudy
Early-Evening
56°F 13°C
Light Showers
Refreshing around 58°F 15°C, rounds of showers morning and night, dry in between, with lower humidity and steady pressure. Winds blowing from the NNE at 6 mph 10 km/h.
Monday, September 28, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
61°F 16°C
Partly Cloudy
Early-Evening
57°F 14°C
Cloudy
Mildly cool near 61°F 16°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure.
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