| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 10/05/2026 6:36am | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny. High near 69, with temperatures falling to around 66 in the afternoon. North northeast wind around 5 mph, with gusts as high as 10 mph. |
| Tonight |
Mostly clear, with a low around 44. East southeast wind around 5 mph, with gusts as high as 10 mph. |
| Tuesday |
Sunny. High near 73, with temperatures falling to around 71 in the afternoon. South wind 5 to 15 mph, with gusts as high as 25 mph. |
| Tuesday Night |
Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. |
| Wednesday |
Sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 20 mph. |
| Wednesday Night |
Partly cloudy, with a low around 50. |
| Thursday |
Mostly sunny, with a high near 70. |
| Thursday Night |
Partly cloudy, with a low around 50. |
| Friday |
Mostly sunny, with a high near 70. |
| Friday Night |
Partly cloudy, with a low around 50. |
| Saturday |
Sunny, with a high near 74. |
| Saturday Night |
Mostly clear, with a low around 56. |
| Sunday |
Mostly sunny, with a high near 78. |
| Sunday Night |
Partly cloudy, with a low around 58. |
Forecast from NOAA-NWS for Plainfield, IL.