Plainfield, WI Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Plainfield, WI in one place.
A chance of rain showers before 3am. Mostly cloudy. Low around 33, with temperatures rising to around 36 overnight. West northwest wind around 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Plainfield, WI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 18, 2026 2:50 AM CDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Plainfield, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 2:50 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Plainfield
Thursday looks like the warmest upcoming period in Plainfield at 75 degrees F.
Sunday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Overnight at about 20 mph WNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 2:50 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KGRB
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of snow showers between 8am and 9am, then a chance of rain and snow showers. Mostly sunny, with a high near 44. West northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain and snow showers before 7pm. Partly cloudy. Low around 29, with temperatures rising to around 31 overnight. West northwest wind 6 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
A chance of snow showers between 7am and 9am, then a chance of rain and snow showers. Mostly sunny, with a high near 46. West northwest wind 6 to 15 mph, with gusts as high as 23 mph.
Mostly clear, with a low around 25. Northeast wind 1 to 10 mph, with gusts as high as 20 mph.
Mostly sunny, with a high near 54.
Mostly cloudy, with a low around 41.
Mostly sunny, with a high near 69.
Clear, with a low around 39.
Sunny, with a high near 67.
Partly cloudy, with a low around 46.
A chance of rain showers after 7am. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 18
|
Chance Rain Showers
|
33°F |
20 mph
WNW
|
|
Saturday
Apr 18
|
Chance Snow Showers
|
44°F |
15 to 20 mph
WNW
|
|
Saturday Night
Apr 18
|
Slight Chance Rain And Snow Showers then Partly Cloudy
|
29°F |
6 to 18 mph
WNW
|
|
Sunday
Apr 19
|
Chance Snow Showers
|
46°F |
6 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
25°F |
1 to 10 mph
NE
|
|
Monday
Apr 20
|
Mostly Sunny
|
54°F |
1 to 10 mph
S
|
|
Monday Night
Apr 20
|
Mostly Cloudy
|
41°F |
9 mph
SSW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
69°F |
7 to 10 mph
W
|
|
Tuesday Night
Apr 21
|
Clear
|
39°F |
7 mph
NE
|
|
Wednesday
Apr 22
|
Sunny
|
67°F |
5 to 9 mph
ESE
|
|
Wednesday Night
Apr 22
|
Partly Cloudy
|
46°F |
8 mph
SE
|
|
Thursday
Apr 23
|
Chance Rain Showers
|
75°F |
7 to 15 mph
SSE
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms Likely
|
54°F |
10 to 14 mph
SSE
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
68°F |
10 to 14 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Plainfield.