De Witt, IA Weather Forecast

Local 7-day forecast

83°
F

Partly Sunny then Slight Chance Rain Showers

Track current conditions, temperature changes, wind, and the full daily outlook for De Witt, IA in one place.

Saturday, August 29, 2026
Wind: 5 to 10 mph S
Saturday

A slight chance of rain showers after 1pm. Partly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Local 7-day forecast

Local Weather Overview

This forecast page for De Witt, 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: Aug 27, 2026 10:30 PM CDT.

The active forecast window currently covers Aug 29 to Sep 3, 2026 for De Witt, IA.

Page Snapshot

Page focus
city weather
Forecast window
Aug 29 to Sep 3, 2026
Latest sync
Aug 27, 2026 10:30 PM CDT
Forecast office
DVN
Source
NOAA / NWS
Next High
83°F
Saturday
Next Low
69°F
Saturday Night
Rain Outlook
11
Periods mentioning precipitation
Windiest
5 to 10 mph
Saturday

Daily Outlook

Today
Aug 29
Partly Sunny then Slight Chance Rain Showers
83 °F
/ 69°F
Wind 5 to 10 mph
Sun
Aug 30
Slight Chance Showers And Thunderstorms
90 °F
/ 73°F
Wind 10 mph
Mon
Aug 31
Chance Showers And Thunderstorms
89 °F
/ 73°F
Wind 5 to 10 mph
Tue
Sep 1
Chance Showers And Thunderstorms
88 °F
/ 71°F
Wind 5 mph
Wed
Sep 2
Chance Showers And Thunderstorms
88 °F
/ 70°F
Wind 0 to 5 mph
Thu
Sep 3
Slight Chance Showers And Thunderstorms
89 °F
Wind 5 mph

This Week in De Witt

Sunday looks like the warmest upcoming period in De Witt at 90 degrees F.

Saturday Night is the coolest period ahead with temperatures near 69 degrees F.

The strongest winds are forecast for Saturday at about 5 to 10 mph S.

Precipitation is mentioned in 11 upcoming forecast periods.

Forecast Details

Last updated
Aug 27, 2026 10:30 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
DVN
Radar station
KDVN

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night
Aug 29
69°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
5 to 10 mph S

A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

Sunday
Aug 30
90°F
Slight Chance Showers And Thunderstorms
10 mph S

A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.

Sunday Night
Aug 30
73°F
Partly Cloudy then Chance Showers And Thunderstorms
10 mph S

A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Monday
Aug 31
89°F
Chance Showers And Thunderstorms
5 to 10 mph SW

A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.

Monday Night
Aug 31
73°F
Mostly Cloudy then Slight Chance Showers And Thunderstorms
5 mph S

A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73.

Tuesday
Sep 1
88°F
Chance Showers And Thunderstorms
5 mph SW

A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

Tuesday Night
Sep 1
71°F
Partly Cloudy then Chance Showers And Thunderstorms
0 mph

A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

Wednesday
Sep 2
88°F
Chance Showers And Thunderstorms
0 to 5 mph S

A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

Wednesday Night
Sep 2
70°F
Slight Chance Showers And Thunderstorms
0 to 5 mph SE

A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 70.

Thursday
Sep 3
89°F
Slight Chance Showers And Thunderstorms
5 mph SW

A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.

Detailed Forecast

Period Conditions Temp Wind
Saturday
Aug 29
Partly Sunny then Slight Chance Rain Showers
83°F
5 to 10 mph
S
Saturday Night
Aug 29
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
69°F
5 to 10 mph
S
Sunday
Aug 30
Slight Chance Showers And Thunderstorms
90°F
10 mph
S
Sunday Night
Aug 30
Partly Cloudy then Chance Showers And Thunderstorms
73°F
10 mph
S
Monday
Aug 31
Chance Showers And Thunderstorms
89°F
5 to 10 mph
SW
Monday Night
Aug 31
Mostly Cloudy then Slight Chance Showers And Thunderstorms
73°F
5 mph
S
Tuesday
Sep 1
Chance Showers And Thunderstorms
88°F
5 mph
SW
Tuesday Night
Sep 1
Partly Cloudy then Chance Showers And Thunderstorms
71°F
0 mph
Wednesday
Sep 2
Chance Showers And Thunderstorms
88°F
0 to 5 mph
S
Wednesday Night
Sep 2
Slight Chance Showers And Thunderstorms
70°F
0 to 5 mph
SE
Thursday
Sep 3
Slight Chance Showers And Thunderstorms
89°F
5 mph
SW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.