Newton, IA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Newton, IA in one place.
Mostly sunny, with a high near 62. North northeast wind around 8 mph.
Local Weather Overview
This forecast page for Newton, IA 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: May 19, 2026 4:21 PM CDT.
The active forecast window currently covers May 20 to May 25, 2026 for Newton, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 20 to May 25, 2026
- Latest sync
- May 19, 2026 4:21 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Newton
Memorial Day looks like the warmest upcoming period in Newton at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Friday at about 12 mph E.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- May 19, 2026 4:21 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy. Low around 45, with temperatures rising to around 48 overnight. East northeast wind 5 to 8 mph.
A chance of rain showers after 1pm. Mostly cloudy, with a high near 62. East wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Rain showers likely. Cloudy, with a low around 48. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 62. Chance of precipitation is 80%.
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Partly sunny, with a high near 73.
Mostly cloudy, with a low around 52.
Mostly sunny, with a high near 80.
Mostly clear, with a low around 56.
Mostly sunny, with a high near 84.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
May 20
|
Mostly Sunny
|
62°F |
8 mph
NNE
|
|
Wednesday Night
May 20
|
Mostly Cloudy
|
45°F |
5 to 8 mph
ENE
|
|
Thursday
May 21
|
Mostly Cloudy then Chance Rain Showers
|
62°F |
10 mph
E
|
|
Thursday Night
May 21
|
Rain Showers Likely
|
48°F |
10 mph
E
|
|
Friday
May 22
|
Rain Showers
|
62°F |
12 mph
E
|
|
Friday Night
May 22
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
49°F |
2 to 9 mph
ENE
|
|
Saturday
May 23
|
Partly Sunny
|
73°F |
6 mph
NW
|
|
Saturday Night
May 23
|
Mostly Cloudy
|
52°F |
1 to 5 mph
WNW
|
|
Sunday
May 24
|
Mostly Sunny
|
80°F |
2 to 6 mph
N
|
|
Sunday Night
May 24
|
Mostly Clear
|
56°F |
5 mph
SE
|
|
Memorial Day
May 25
|
Mostly Sunny
|
84°F |
3 to 9 mph
SE
|
|
Monday Night
May 25
|
Partly Cloudy then Slight Chance Rain Showers
|
60°F |
3 to 7 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Newton.