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Lake Jaycee, IL 14 Day Weather
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Lake Jaycee, IL Weather Forecast
Lake Jaycee, IL Weather Forecast Dated: 1232 PM Tue Aug 18 2026 (Lake Jaycee Time)
Tue, 18th Lo: 16°C61°F Hi: 32°C89°F |
Sunny Tuesday, temperatures as high as 89°F32°C, low temperature around 61°F16°C, chance of rain 6%, wind out of the NNW 8 mph13 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 69%. |
Wed, 19th Lo: 21°C69°F Hi: 28°C83°F |
Chance of showers Wednesday, temperatures as high as 83°F28°C, low temperature around 69°F21°C, chance of rain 37%, wind out of the ESE 14 mph22 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 72%. |
| Thu, 20th Lo: 20°C67°F Hi: 30°C86°F |
Sunny Thursday, temperatures as high as 86°F30°C, low temperature around 67°F20°C, chance of rain 9%, wind out of the NE 13 mph21 km/h. Barometric pressure 29.97 in1015 mb, visibility 5 mi8 km, humidity 75%. |
| Fri, 21st Lo: 17°C63°F Hi: 30°C87°F |
Sunny Friday, temperatures as high as 87°F30°C, low temperature around 63°F17°C, chance of rain 4%, wind out of the NNE 8 mph12 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 62%. |
| Sat, 22nd Lo: 20°C68°F Hi: 31°C87°F |
Sunny Saturday, temperatures as high as 87°F31°C, low temperature around 68°F20°C, chance of rain 36%, wind out of the WNW 15 mph24 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 70%. |
Sun, 23rd Lo: 18°C65°F Hi: 28°C82°F |
Overcast Sunday, temperatures as high as 82°F28°C, low temperature around 65°F18°C, chance of rain 11%, wind out of the NNE 9 mph15 km/h. Barometric pressure 30.06 in1018 mb, visibility 5 mi8 km, humidity 67%. |
| Mon, 24th Lo: 18°C64°F Hi: 28°C83°F |
Overcast Monday, temperatures as high as 83°F28°C, low temperature around 64°F18°C, chance of rain 7%, wind out of the SE 11 mph18 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 56%. |
| Tue, 25th Lo: 21°C69°F Hi: 33°C91°F |
Sunny Tuesday, temperatures as high as 91°F33°C, low temperature around 69°F21°C, chance of rain 4%, wind out of the WSW 13 mph22 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 60%. |
| Wed, 26th Lo: 14°C57°F Hi: 27°C80°F |
Sunny Wednesday, temperatures as high as 80°F27°C, low temperature around 57°F14°C, chance of rain 6%, wind out of the NNW 17 mph28 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 70%. |
| Thu, 27th Lo: 12°C54°F Hi: 23°C73°F |
Sunny Thursday, temperatures as high as 73°F23°C, low temperature around 54°F12°C, chance of rain 5%, wind out of the NNE 17 mph28 km/h. Barometric pressure 30.15 in1021 mb, visibility 6 mi10 km, humidity 66%. |
| Fri, 28th Lo: 11°C51°F Hi: 24°C74°F |
Sunny Friday, temperatures as high as 74°F24°C, low temperature around 51°F11°C, chance of rain 3%, wind out of the NNE 12 mph19 km/h. Barometric pressure 30.24 in1024 mb, visibility 6 mi10 km, humidity 60%. |
| Sat, 29th Lo: 11°C52°F Hi: 24°C76°F |
Sunny Saturday, temperatures as high as 76°F24°C, low temperature around 52°F11°C, chance of rain 3%, wind out of the NE 12 mph19 km/h. Barometric pressure 30.3 in1026 mb, visibility 6 mi10 km, humidity 58%. |
Sun, 30th Lo: 13°C55°F Hi: 25°C78°F |
Cloudy Sunday, temperatures as high as 78°F25°C, low temperature around 55°F13°C, chance of rain 7%, wind out of the NE 11 mph18 km/h. Barometric pressure 30.24 in1024 mb, visibility 6 mi10 km, humidity 57%. |
| Mon, 31st Lo: 13°C56°F Hi: 26°C79°F |
Sunny Monday, temperatures as high as 79°F26°C, low temperature around 56°F13°C, chance of rain 2%, wind out of the NE 17 mph27 km/h. Barometric pressure 30.24 in1024 mb, visibility 6 mi10 km, humidity 53%. |
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