Sumner, MO Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Sumner, MO in one place.
A slight chance of showers and thunderstorms between 11am and noon, then a chance of showers and thunderstorms between noon and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South wind 12 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Sumner, MO 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 22, 2026 1:14 PM CDT.
The active forecast window currently covers Apr 23 to Apr 28, 2026 for Sumner, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 28, 2026
- Latest sync
- Apr 22, 2026 1:14 PM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sumner
Thursday looks like the warmest upcoming period in Sumner at 77 degrees F.
Monday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Thursday at about 12 to 20 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 22, 2026 1:14 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- EAX
- Radar station
- KEAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 56. South southwest wind 8 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms. Mostly sunny, with a high near 73. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 47. Chance of precipitation is 20%.
Mostly sunny, with a high near 71.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 80%.
Showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 80%.
A chance of rain showers before 1am. Partly cloudy, with a low around 44. Chance of precipitation is 30%.
Mostly sunny, with a high near 67.
Partly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
77°F |
12 to 20 mph
S
|
|
Thursday Night
Apr 23
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
56°F |
8 to 17 mph
SSW
|
|
Friday
Apr 24
|
Showers And Thunderstorms
|
73°F |
7 to 10 mph
WNW
|
|
Friday Night
Apr 24
|
Slight Chance Rain Showers then Mostly Clear
|
47°F |
5 to 8 mph
N
|
|
Saturday
Apr 25
|
Mostly Sunny
|
71°F |
6 to 10 mph
NE
|
|
Saturday Night
Apr 25
|
Slight Chance Showers And Thunderstorms
|
51°F |
8 mph
E
|
|
Sunday
Apr 26
|
Chance Showers And Thunderstorms
|
74°F |
9 to 17 mph
ESE
|
|
Sunday Night
Apr 26
|
Showers And Thunderstorms
|
57°F |
13 to 17 mph
SE
|
|
Monday
Apr 27
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
72°F |
14 to 18 mph
SW
|
|
Monday Night
Apr 27
|
Chance Rain Showers
|
44°F |
7 to 17 mph
WNW
|
|
Tuesday
Apr 28
|
Mostly Sunny
|
67°F |
7 mph
NW
|
|
Tuesday Night
Apr 28
|
Partly Cloudy
|
47°F |
5 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sumner.