| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 08/28/2026 10:25am | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 82. Southwest wind around 5 mph. |
| Tonight |
Mostly clear, with a low around 60. South southwest wind around 5 mph. |
| Saturday |
Partly sunny, with a high near 80. South wind 5 to 10 mph. |
| Saturday Night |
Mostly cloudy, with a low around 66. South southeast wind around 10 mph, with gusts as high as 20 mph. |
| Sunday |
Mostly sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. |
| Sunday Night |
Mostly cloudy, with a low around 70. |
| Monday |
Mostly sunny, with a high near 88. |
| Monday Night |
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. |
| Tuesday |
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. |
| Tuesday Night |
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. |
| Wednesday |
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 89. |
| Wednesday Night |
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 71. |
| Thursday |
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 88. |
| Thursday Night |
A slight chance of rain showers after 1am. Partly cloudy, with a low around 70. |
Forecast from NOAA-NWS for Plainfield, IL.