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Promontory Point Park, IL Weather Forecast
Promontory Point Park, IL Weather Forecast Dated: 755 PM Mon Aug 24 2026 (Promontory Point Park Time)
Mon, 24th Lo: 16°C61°F Hi: 24°C76°F |
Sunny Monday, temperatures as high as 76°F24°C, low temperature around 61°F16°C, chance of rain 7%, wind out of the N 13 mph20 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 69%. |
| Tue, 25th Lo: 17°C62°F Hi: 25°C78°F |
Sunny Tuesday, temperatures as high as 78°F25°C, low temperature around 62°F17°C, chance of rain 6%, wind out of the S 9 mph15 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 58%. |
| Wed, 26th Lo: 17°C62°F Hi: 27°C80°F |
Sunny Wednesday, temperatures as high as 80°F27°C, low temperature around 62°F17°C, chance of rain 69%, wind out of the SW 13 mph20 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 75%. |
| Thu, 27th Lo: 19°C66°F Hi: 24°C76°F |
Sunny Thursday, temperatures as high as 76°F24°C, low temperature around 66°F19°C, chance of rain 7%, wind out of the NW 10 mph17 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 71%. |
| Fri, 28th Lo: 19°C67°F Hi: 24°C74°F |
Sunny Friday, temperatures as high as 74°F24°C, low temperature around 67°F19°C, chance of rain 8%, wind out of the NNE 13 mph20 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 70%. |
Sat, 29th Lo: 18°C65°F Hi: 26°C78°F |
Overcast Saturday, temperatures as high as 78°F26°C, low temperature around 65°F18°C, chance of rain 77%, wind out of the SSE 8 mph13 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi10 km, humidity 71%. |
Sun, 30th Lo: 18°C65°F Hi: 22°C72°F |
Light rain shower Sunday, temperatures as high as 72°F22°C, low temperature around 65°F18°C, chance of rain 92%, wind out of the S 13 mph21 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 93%. |
Mon, 31st Lo: 19°C67°F Hi: 23°C74°F |
Mist Monday, temperatures as high as 74°F23°C, low temperature around 67°F19°C, chance of rain 82%, wind out of the SSE 9 mph15 km/h. Barometric pressure 29.88 in1012 mb, visibility 4 mi7 km, humidity 90%. |
| Tue, 1st Lo: 19°C66°F Hi: 27°C80°F |
Sunny Tuesday, temperatures as high as 80°F27°C, low temperature around 66°F19°C, chance of rain 76%, wind out of the SSE 8 mph13 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi9 km, humidity 82%. |
| Wed, 2nd Lo: 20°C68°F Hi: 24°C75°F |
Light rain shower Wednesday, temperatures as high as 75°F24°C, low temperature around 68°F20°C, chance of rain 92%, wind out of the WSW 8 mph13 km/h. Barometric pressure 29.8 in1009 mb, visibility 6 mi9 km, humidity 90%. |
Thu, 3rd Lo: 20°C68°F Hi: 23°C74°F |
Partly Cloudy Thursday, temperatures as high as 74°F23°C, low temperature around 68°F20°C, chance of rain 16%, wind out of the N 10 mph16 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi9 km, humidity 86%. |
| Fri, 4th Lo: 20°C68°F Hi: 22°C72°F |
Overcast Friday, temperatures as high as 72°F22°C, low temperature around 68°F20°C, chance of rain 92%, wind out of the SE 15 mph25 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 90%. |
Sat, 5th Lo: 21°C69°F Hi: 27°C80°F |
Thundery outbreaks in nearby Saturday, temperatures as high as 80°F27°C, low temperature around 69°F21°C, chance of rain 77%, wind out of the SW 14 mph23 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 86%. |
| Sun, 6th Lo: 22°C71°F Hi: 28°C82°F |
Chance of showers Sunday, temperatures as high as 82°F28°C, low temperature around 71°F22°C, chance of rain 71%, wind out of the SSW 11 mph18 km/h. Barometric pressure 29.83 in1010 mb, visibility 6 mi9 km, humidity 82%. |
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