Newton, WI Weather Forecast
Local 7-day forecast
Areas Of Fog
Track current conditions, temperature changes, wind, and the full daily outlook for Newton, WI in one place.
Areas of fog. Cloudy. Low around 47, with temperatures rising to around 52 overnight. West southwest wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Newton, 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 15, 2026 6:03 AM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Newton, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 6:03 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Newton
Tuesday looks like the warmest upcoming period in Newton at 61 degrees F.
Sunday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Saturday at about 13 to 17 mph WSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 6:03 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
Widespread fog and a chance of rain showers before noon, then a chance of rain showers and patchy fog between noon and 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 55, with temperatures falling to around 53 in the afternoon. North northeast wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 7pm, then areas of fog and showers and thunderstorms likely between 7pm and midnight, then areas of fog and a chance of showers and thunderstorms between midnight and 1am, then areas of fog and a chance of showers and thunderstorms between 1am and 4am, then areas of fog and a chance of showers and thunderstorms. Cloudy. Low around 43, with temperatures rising to around 46 overnight. Northeast wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Areas of fog and a chance of showers and thunderstorms before 7am, then widespread fog and a chance of showers and thunderstorms between 7am and 10am, then patchy fog and a chance of showers and thunderstorms between 10am and 1pm, then a chance of rain. Mostly cloudy, with a high near 57. Northeast wind 6 to 9 mph. Chance of precipitation is 50%.
A chance of rain before 7pm. Partly cloudy, with a low around 42. East southeast wind around 6 mph. Chance of precipitation is 40%.
Mostly cloudy, with a high near 59.
Rain between 7pm and 10pm, then rain and a chance of thunderstorms. Mostly cloudy, with a low around 43. Chance of precipitation is 90%.
Rain and a chance of thunderstorms. Partly sunny, with a high near 54. Chance of precipitation is 90%.
A chance of rain before 10pm, then a chance of snow. Partly cloudy, with a low around 30. Chance of precipitation is 40%.
A slight chance of snow before 4pm, then a slight chance of rain and snow. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
A slight chance of rain and snow before 7pm. Partly cloudy, with a low around 29. Chance of precipitation is 20%.
Sunny, with a high near 49.
Partly cloudy, with a low around 38.
Mostly sunny, with a high near 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 15
|
Areas Of Fog
|
47°F |
5 mph
WSW
|
|
Wednesday
Apr 15
|
Widespread Fog then Chance Showers And Thunderstorms
|
55°F |
5 to 8 mph
NNE
|
|
Wednesday Night
Apr 15
|
Showers And Thunderstorms Likely then Areas Of Fog
|
43°F |
3 to 7 mph
NE
|
|
Thursday
Apr 16
|
Areas Of Fog then Patchy Fog
|
57°F |
6 to 9 mph
NE
|
|
Thursday Night
Apr 16
|
Chance Light Rain then Partly Cloudy
|
42°F |
6 mph
ESE
|
|
Friday
Apr 17
|
Mostly Cloudy
|
59°F |
6 to 15 mph
SSE
|
|
Friday Night
Apr 17
|
Rain
|
43°F |
13 mph
S
|
|
Saturday
Apr 18
|
Rain
|
54°F |
13 to 17 mph
WSW
|
|
Saturday Night
Apr 18
|
Chance Light Snow
|
30°F |
16 mph
WNW
|
|
Sunday
Apr 19
|
Slight Chance Light Snow
|
44°F |
13 to 16 mph
WNW
|
|
Sunday Night
Apr 19
|
Slight Chance Rain And Snow then Partly Cloudy
|
29°F |
6 to 12 mph
NW
|
|
Monday
Apr 20
|
Sunny
|
49°F |
6 to 13 mph
SW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
38°F |
13 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
61°F |
13 to 16 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Newton.