Weather World
Garrison School, IL 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon
Garrison School, IL Weather Forecast
Garrison School, IL Weather Forecast Dated: 953 AM Wed Sep 09 2026
Expect a hot stretch with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, September 9, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
82°F 28°C
Scattered Showers
Sizzling hot near 98°F 37°C with a heat index reaching 110°F 44°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds turning from the SSW to the ESE at 6 mph 9 km/h.
Thursday, September 10, 2026
Mid-Morning
79°F 26°C
Scattered Showers
Mid-Afternoon
100°F 38°C
Cloudy
Early-Evening
75°F 24°C
Light Showers
Sweltering heat reaching 100°F 38°C, scattered downpours possible, with increasing humidity and steady pressure. Winds switching from the SW to the N at 2 mph 3 km/h.
Friday, September 11, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
76°F 25°C
Scattered Showers
Early-Evening
74°F 24°C
Overcast
Enjoyable around 76°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure.
Saturday, September 12, 2026
Mid-Morning
73°F 23°C
Scattered Showers
Mid-Afternoon
91°F 33°C
Partly Cloudy
Early-Evening
85°F 29°C
Sunny
Sizzling hot near 91°F 33°C with a heat index reaching 95°F 35°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds moving from the S to the SE at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
95°F 35°C
Partly Cloudy
Early-Evening
89°F 32°C
Scattered Showers
Hot and sweltering around 95°F 35°C (heat index 98°F 37°C), scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the WSW to the SSE at 4 mph 6 km/h.
Monday, September 14, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
99°F 37°C
Sunny
Early-Evening
90°F 32°C
Cloudy
Very hot with temperatures reaching 99°F 37°C, cloudy through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the SSW to the S at 9 mph 14 km/h.
Tuesday, September 15, 2026
Mid-Morning
84°F 29°C
Scattered Showers
Mid-Afternoon
100°F 38°C
Cloudy
Early-Evening
86°F 30°C
Cloudy
Dangerously hot temperatures around 100°F 38°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the SW to the E at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
78°F 26°C
Light Fog
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
82°F 28°C
Sunny
Hot and sweltering around 94°F 35°C (heat index 99°F 37°C), cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the N at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
94°F 35°C
Sunny
Early-Evening
87°F 30°C
Sunny
Very hot with a high of 94°F 35°C, feeling closer to 98°F 36°C in the humidity, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds blowing from the N at 10 mph 15 km/h.
Friday, September 18, 2026
Mid-Morning
78°F 26°C
Scattered Showers
Mid-Afternoon
93°F 34°C
Overcast
Early-Evening
87°F 31°C
Cloudy
Very hot with a high of 93°F 34°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
86°F 30°C
Sunny
Mid-Afternoon
103°F 40°C
Sunny
Early-Evening
96°F 36°C
Sunny
Sweltering temperatures near 103°F 40°C with a heat index of 106°F 41°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SW to the WSW at 9 mph 14 km/h.
Sunday, September 20, 2026
Mid-Morning
90°F 32°C
Sunny
Mid-Afternoon
108°F 42°C
Sunny
Early-Evening
98°F 37°C
Sunny
Dangerously hot with a high of 108°F 42°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the WSW to the WNW at 9 mph 14 km/h.
Monday, September 21, 2026
Mid-Morning
87°F 30°C
Partly Cloudy
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
77°F 25°C
Scattered Showers
Sizzling hot near 93°F 34°C with a heat index reaching 97°F 36°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds turning from the SW to the E at 6 mph 10 km/h.
Tuesday, September 22, 2026
Mid-Morning
74°F 24°C
Light Fog
Mid-Afternoon
81°F 27°C
Light Showers
Early-Evening
75°F 24°C
Nearby Thunderstorms
Quite warm reaching 81°F 27°C, feeling like 84°F 29°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the SW to the SE at 6 mph 10 km/h.
Garrison School, IL Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...