| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 10/25/2026 12:21pm | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Mostly sunny. High near 73, with temperatures falling to around 70 in the afternoon. South wind around 5 mph, with gusts as high as 10 mph. |
| Tonight |
Partly cloudy, with a low around 50. South southeast wind 0 to 5 mph. |
| Monday |
Mostly cloudy. High near 67, with temperatures falling to around 64 in the afternoon. Northeast wind 0 to 10 mph, with gusts as high as 20 mph. |
| Monday Night |
Mostly cloudy, with a low around 48. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. |
| Tuesday |
Mostly cloudy, with a high near 71. East southeast wind 5 to 10 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 53. |
| Wednesday |
Mostly sunny, with a high near 75. |
| Wednesday Night |
Partly cloudy, with a low around 56. |
| Thursday |
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 74. |
| Thursday Night |
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 53. |
| Friday |
Partly sunny, with a high near 76. |
| Friday Night |
Mostly cloudy, with a low around 56. |
| Saturday |
A chance of rain showers after 7am. Mostly cloudy, with a high near 73. |
| Saturday Night |
Rain showers likely. Mostly cloudy, with a low around 55. |
Forecast from NOAA-NWS for Plainfield, IL.