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St. Mary High School, IL Weather Forecast
St. Mary High School, IL Weather Forecast Dated: 342 PM Fri Aug 28 2026 (St. Mary High School Time)
Fri, 28th Lo: 17°C63°F Hi: 32°C89°F |
Sunny Friday, temperatures as high as 89°F32°C, low temperature around 63°F17°C, chance of rain 3%, wind out of the SW 6 mph10 km/h. Barometric pressure 30.12 in1020 mb, visibility 6 mi10 km, humidity 57%. |
Sat, 29th Lo: 18°C65°F Hi: 26°C79°F |
Overcast Saturday, temperatures as high as 79°F26°C, low temperature around 65°F18°C, chance of rain 12%, wind out of the SW 8 mph13 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi10 km, humidity 53%. |
| Sun, 30th Lo: 20°C69°F Hi: 31°C87°F |
Overcast Sunday, temperatures as high as 87°F31°C, low temperature around 69°F20°C, chance of rain 10%, wind out of the SSW 13 mph21 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 41%. |
| Mon, 31st Lo: 22°C71°F Hi: 33°C91°F |
Overcast Monday, temperatures as high as 91°F33°C, low temperature around 71°F22°C, chance of rain 11%, wind out of the SW 12 mph20 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 49%. |
| Tue, 1st Lo: 26°C79°F Hi: 34°C94°F |
Overcast Tuesday, temperatures as high as 94°F34°C, low temperature around 79°F26°C, chance of rain 9%, wind out of the WSW 12 mph19 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 38%. |
| Wed, 2nd Lo: 28°C82°F Hi: 35°C95°F |
Sunny Wednesday, temperatures as high as 95°F35°C, low temperature around 82°F28°C, chance of rain 1%, wind out of the SW 13 mph22 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 40%. |
| Thu, 3rd Lo: 26°C78°F Hi: 36°C97°F |
Sunny Thursday, temperatures as high as 97°F36°C, low temperature around 78°F26°C, chance of rain 2%, wind out of the SSW 3 mph4 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 37%. |
| Fri, 4th Lo: 25°C77°F Hi: 36°C98°F |
Sunny Friday, temperatures as high as 98°F36°C, low temperature around 77°F25°C, chance of rain 1%, wind out of the WSW 8 mph13 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 35%. |
| Sat, 5th Lo: 26°C78°F Hi: 36°C97°F |
Overcast Saturday, temperatures as high as 97°F36°C, low temperature around 78°F26°C, chance of rain 5%, wind out of the WSW 4 mph6 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 36%. |
Sun, 6th Lo: 21°C69°F Hi: 27°C81°F |
Chance of showers Sunday, temperatures as high as 81°F27°C, low temperature around 69°F21°C, chance of rain 16%, wind out of the NE 6 mph10 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 66%. |
| Mon, 7th Lo: 20°C68°F Hi: 25°C77°F |
Sunny Monday, temperatures as high as 77°F25°C, low temperature around 68°F20°C, chance of rain 1%, wind out of the NE 11 mph18 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 45%. |
| Tue, 8th Lo: 19°C67°F Hi: 26°C78°F |
Overcast Tuesday, temperatures as high as 78°F26°C, low temperature around 67°F19°C, chance of rain 10%, wind out of the S 3 mph5 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 41%. |
Wed, 9th Lo: 17°C63°F Hi: 24°C75°F |
Moderate or heavy rain shower Wednesday, temperatures as high as 75°F24°C, low temperature around 63°F17°C, chance of rain 67%, wind out of the E 4 mph7 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi9 km, humidity 80%. |
| Thu, 10th Lo: 16°C62°F Hi: 19°C66°F |
Chance of showers Thursday, temperatures as high as 66°F19°C, low temperature around 62°F16°C, chance of rain 38%, wind out of the WSW 8 mph13 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 88%. |
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