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Roger Williams Park, IL Weather Forecast
Roger Williams Park, IL Weather Forecast Dated: 358 PM Fri Aug 28 2026 (Roger Williams Park Time)
Fri, 28th Lo: 16°C61°F Hi: 30°C87°F |
Sunny Friday, temperatures as high as 87°F30°C, low temperature around 61°F16°C, chance of rain 2%, wind out of the SE 6 mph9 km/h. Barometric pressure 30.12 in1020 mb, visibility 6 mi10 km, humidity 49%. |
Sat, 29th Lo: 19°C67°F Hi: 25°C77°F |
Overcast Saturday, temperatures as high as 77°F25°C, low temperature around 67°F19°C, chance of rain 15%, wind out of the SW 8 mph12 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi10 km, humidity 63%. |
| Sun, 30th Lo: 20°C68°F Hi: 30°C85°F |
Overcast Sunday, temperatures as high as 85°F30°C, low temperature around 68°F20°C, chance of rain 12%, wind out of the SSW 15 mph24 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 53%. |
| Mon, 31st Lo: 23°C73°F Hi: 30°C87°F |
Overcast Monday, temperatures as high as 87°F30°C, low temperature around 73°F23°C, chance of rain 13%, wind out of the WSW 10 mph17 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 55%. |
| Tue, 1st Lo: 26°C78°F Hi: 33°C91°F |
Overcast Tuesday, temperatures as high as 91°F33°C, low temperature around 78°F26°C, chance of rain 11%, wind out of the WSW 11 mph18 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 48%. |
| Wed, 2nd Lo: 28°C82°F Hi: 32°C89°F |
Sunny Wednesday, temperatures as high as 89°F32°C, low temperature around 82°F28°C, chance of rain 2%, wind out of the WSW 14 mph22 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 49%. |
| Thu, 3rd Lo: 24°C76°F Hi: 29°C84°F |
Sunny Thursday, temperatures as high as 84°F29°C, low temperature around 76°F24°C, chance of rain 8%, wind out of the ENE 6 mph9 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 71%. |
| Fri, 4th Lo: 25°C78°F Hi: 35°C94°F |
Sunny Friday, temperatures as high as 94°F35°C, low temperature around 78°F25°C, chance of rain 5%, wind out of the WSW 9 mph14 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 54%. |
Sat, 5th Lo: 24°C75°F Hi: 29°C84°F |
Partly Cloudy Saturday, temperatures as high as 84°F29°C, low temperature around 75°F24°C, chance of rain 10%, wind out of the ESE 6 mph10 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 62%. |
Sun, 6th Lo: 20°C69°F Hi: 23°C74°F |
Light rain shower Sunday, temperatures as high as 74°F23°C, low temperature around 69°F20°C, chance of rain 71%, wind out of the NNE 11 mph18 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 91%. |
| Mon, 7th Lo: 19°C67°F Hi: 21°C71°F |
Sunny Monday, temperatures as high as 71°F21°C, low temperature around 67°F19°C, chance of rain 4%, wind out of the NNE 14 mph22 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 63%. |
| Tue, 8th Lo: 19°C67°F Hi: 23°C73°F |
Overcast Tuesday, temperatures as high as 73°F23°C, low temperature around 67°F19°C, chance of rain 13%, wind out of the ENE 4 mph6 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 57%. |
| Wed, 9th Lo: 16°C61°F Hi: 23°C73°F |
Overcast Wednesday, temperatures as high as 73°F23°C, low temperature around 61°F16°C, chance of rain 62%, wind out of the NE 9 mph15 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 80%. |
| Thu, 10th Lo: 16°C61°F Hi: 18°C65°F |
Chance of showers Thursday, temperatures as high as 65°F18°C, low temperature around 61°F16°C, chance of rain 35%, wind out of the NNE 15 mph24 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 83%. |
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