National Weather Service Forecast for: Plainfield IN
Issued by: National Weather Service Indianapolis, IN
Updated: 7:45 pm EST Dec 19, 2025
 
Tonight

Tonight: Partly cloudy, with a temperature rising to around 28 by 5am. West wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 21 mph.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 47. South wind 14 to 17 mph, with gusts as high as 30 mph.
Mostly Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 25. West northwest wind around 8 mph.
Partly Cloudy

 Sunday

Sunday: Sunny, with a high near 37. Northwest wind around 7 mph.
Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 22. Calm wind becoming southeast around 6 mph after midnight.
Partly Cloudy

 Monday

Monday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 43. South southeast wind 6 to 10 mph.
Mostly Cloudy
then Slight
Chance Rain
 Monday
Night
Monday Night: A 50 percent chance of rain. Cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 18 mph.
Chance Rain

 Tuesday

Tuesday: A 20 percent chance of rain. Cloudy, with a high near 53. Southwest wind 7 to 9 mph.
Slight Chance
Rain
 Tuesday
Night
Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 40. West northwest wind around 5 mph becoming light and variable.
Slight Chance
Rain
Lo 23 °F⇑ Hi 47 °F Lo 25 °F Hi 37 °F Lo 22 °F Hi 43 °F Lo 39 °F Hi 53 °F Lo 40 °F

 

Tonight
 
 Partly cloudy, with a temperature rising to around 28 by 5am. West wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 21 mph.
Saturday
 
 Mostly sunny, with a high near 47. South wind 14 to 17 mph, with gusts as high as 30 mph.
Saturday Night
 
 Partly cloudy, with a low around 25. West northwest wind around 8 mph.
Sunday
 
 Sunny, with a high near 37. Northwest wind around 7 mph.
Sunday Night
 
 Partly cloudy, with a low around 22. Calm wind becoming southeast around 6 mph after midnight.
Monday
 
 A 20 percent chance of rain after 1pm. Partly sunny, with a high near 43. South southeast wind 6 to 10 mph.
Monday Night
 
 A 50 percent chance of rain. Cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 18 mph.
Tuesday
 
 A 20 percent chance of rain. Cloudy, with a high near 53. Southwest wind 7 to 9 mph.
Tuesday Night
 
 A 20 percent chance of rain. Mostly cloudy, with a low around 40. West northwest wind around 5 mph becoming light and variable.
Wednesday
 
 A 30 percent chance of rain, mainly after 1pm. Cloudy, with a high near 56. South southeast wind 6 to 9 mph.
Wednesday Night
 
 A 40 percent chance of rain. Cloudy, with a low around 51.
Christmas Day
 
 Cloudy, with a high near 64.
Thursday Night
 
 Mostly cloudy, with a low around 47.
Friday
 
 Partly sunny, with a high near 57.

 

Forecast from NOAA-NWS for Plainfield IN.