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Clay County, IL Weather Forecast
Clay County, IL Weather Forecast Dated: 1223 AM Tue Mar 03 2026 (Clay County Time)
Tue, 3rd Lo: 3°C38°F Hi: 8°C46°F |
Moderate rain Tuesday, temperatures as high as 46°F8°C, low temperature around 38°F3°C, chance of rain 88%, wind out of the SE 6 mph10 km/h. Barometric pressure 30.12 in1020 mb, visibility 5 mi8 km, humidity 98%. |
| Wed, 4th Lo: 6°C43°F Hi: 15°C59°F |
Heavy rain Wednesday, temperatures as high as 59°F15°C, low temperature around 43°F6°C, chance of rain 89%, wind out of the S 13 mph21 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi9 km, humidity 99%. |
| Thu, 5th Lo: 8°C47°F Hi: 15°C59°F |
Heavy rain Thursday, temperatures as high as 59°F15°C, low temperature around 47°F8°C, chance of rain 88%, wind out of the SW 14 mph23 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 98%. |
Fri, 6th Lo: 13°C56°F Hi: 24°C76°F |
Patchy rain nearby Friday, temperatures as high as 76°F24°C, low temperature around 56°F13°C, chance of rain 74%, wind out of the S 19 mph30 km/h. Barometric pressure 30 in1016 mb, visibility 5 mi8 km, humidity 85%. |
| Sat, 7th Lo: 13°C56°F Hi: 21°C69°F |
Moderate rain Saturday, temperatures as high as 69°F21°C, low temperature around 56°F13°C, chance of rain 83%, wind out of the SW 18 mph28 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 85%. |
Sun, 8th Lo: 8°C47°F Hi: 17°C63°F |
Sunny Sunday, temperatures as high as 63°F17°C, low temperature around 47°F8°C, wind out of the W 12 mph19 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 70%, uv index 4. |
| Mon, 9th Lo: 13°C55°F Hi: 19°C67°F |
Sunny Monday, temperatures as high as 67°F19°C, low temperature around 55°F13°C, wind out of the SW 12 mph19 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 69%, uv index 5. |
| Tue, 10th Lo: 12°C53°F Hi: 25°C78°F |
Patchy rain nearby Tuesday, temperatures as high as 78°F25°C, low temperature around 53°F12°C, chance of rain 88%, wind out of the S 27 mph43 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 74%. |
| Wed, 11th Lo: 3°C37°F Hi: 20°C67°F |
Heavy rain Wednesday, temperatures as high as 67°F20°C, low temperature around 37°F3°C, chance of rain 88%, wind out of the WSW 28 mph45 km/h. Barometric pressure 29.71 in1006 mb, visibility 6 mi9 km, humidity 84%. |
| Thu, 12th Lo: 3°C37°F Hi: 9°C49°F |
Patchy rain nearby Thursday, temperatures as high as 49°F9°C, low temperature around 37°F3°C, chance of rain 75%, wind out of the WSW 13 mph21 km/h. Barometric pressure 30.12 in1020 mb, visibility 6 mi10 km, humidity 70%. |
| Fri, 13th Lo: 2°C36°F Hi: 18°C64°F |
Sunny Friday, temperatures as high as 64°F18°C, low temperature around 36°F2°C, wind out of the SSE 17 mph27 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 78%, uv index 3. |
Sat, 14th Lo: 5°C40°F Hi: 6°C42°F |
Overcast Saturday, temperatures as high as 42°F6°C, low temperature around 40°F5°C, wind out of the S 15 mph24 km/h. Barometric pressure 30.3 in1026 mb, visibility 6 mi10 km, humidity 68%, uv index 2. |
| Sun, 15th Lo: 1°C33°F Hi: 4°C39°F |
Heavy rain Sunday, temperatures as high as 39°F4°C, low temperature around 33°F1°C, probability of precipitation 87%, wind out of the SSE 20 mph32 km/h. Barometric pressure 30.03 in1017 mb, visibility 3 mi5 km, humidity 95%. |
| Mon, 16th Lo: 1°C34°F Hi: 5°C41°F |
Patchy rain nearby Monday, temperatures as high as 41°F5°C, low temperature around 34°F1°C, chance of rain 84%, wind out of the SW 17 mph28 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 86%. |
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