| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 07/29/2026 12:26am | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Clear, with a low around 61. North wind around 5 mph. |
| Wednesday |
Sunny, with a high near 82. North northeast wind around 5 mph, with gusts as high as 15 mph. |
| Wednesday Night |
Mostly clear, with a low around 61. North northeast wind 0 to 5 mph, with gusts as high as 10 mph. |
| Thursday |
Sunny, with a high near 85. West northwest wind 0 to 5 mph. |
| Thursday Night |
Mostly cloudy, with a low around 65. Southwest wind 0 to 5 mph. |
| Friday |
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 40%. |
| Friday Night |
Showers and thunderstorms likely. Cloudy, with a low around 64. |
| Saturday |
Showers and thunderstorms likely. Mostly cloudy, with a high near 75. |
| Saturday Night |
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 65. |
| Sunday |
Mostly sunny, with a high near 81. |
| Sunday Night |
Mostly clear, with a low around 64. |
| Monday |
Sunny, with a high near 83. |
| Monday Night |
Mostly clear, with a low around 65. |
| Tuesday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. |
Forecast from NOAA-NWS for Plainfield, IL.