| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 10/13/2026 9:31am | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny. High near 79, with temperatures falling to around 77 in the afternoon. West wind 5 to 10 mph, with gusts as high as 20 mph. |
| Tonight |
Showers and thunderstorms likely after 7pm. Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. North northwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Wednesday |
A chance of showers and thunderstorms before 1pm. Mostly cloudy. High near 65, with temperatures falling to around 62 in the afternoon. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Wednesday Night |
A chance of rain after 1am. Mostly cloudy, with a low around 56. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. |
| Thursday |
Rain likely before 1pm, then rain and a chance of thunderstorms. Cloudy, with a high near 62. East wind 5 to 10 mph. Chance of precipitation is 90%. |
| Thursday Night |
Rain and a chance of thunderstorms before 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 90%. |
| Friday |
Mostly sunny, with a high near 55. |
| Friday Night |
Mostly clear, with a low around 36. |
| Saturday |
Sunny, with a high near 60. |
| Saturday Night |
Clear, with a low around 39. |
| Sunday |
Sunny, with a high near 66. |
| Sunday Night |
Partly cloudy, with a low around 46. |
| Monday |
A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 69. |
| Monday Night |
Mostly cloudy, with a low around 49. |
Forecast from NOAA-NWS for Plainfield, IL.