| National Weather Service Forecast for:
Plainfield, IL Issued by: National Weather Service Chicago/Romeoville, IL |
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| Updated: 11/03/2026 3:46pm | ||||||||||||||||||||||||||||||||||||||||
| Westmont, Illinois | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
A chance of rain showers. Mostly cloudy. High near 70, with temperatures falling to around 67 in the afternoon. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Rain showers. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Wednesday |
Rain showers likely before 2pm. Mostly cloudy. High near 63, with temperatures falling to around 56 in the afternoon. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday Night |
Cloudy, with a low around 48. Southwest wind around 15 mph, with gusts as high as 25 mph. |
| Thursday |
A chance of rain showers. Mostly cloudy, with a high near 57. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. |
| Thursday Night |
A chance of rain showers. Cloudy, with a low around 43. Chance of precipitation is 40%. |
| Friday |
A slight chance of rain showers. Mostly cloudy, with a high near 53. |
| Friday Night |
Partly cloudy, with a low around 36. |
| Saturday |
Mostly sunny, with a high near 52. |
| Saturday Night |
Partly cloudy, with a low around 34. |
| Sunday |
Mostly sunny, with a high near 57. |
| Sunday Night |
Mostly clear, with a low around 35. |
| Monday |
Sunny, with a high near 61. |
| Monday Night |
Mostly clear, with a low around 39. |
Forecast from NOAA-NWS for Plainfield, IL.