Summit, MO Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Summit, MO in one place.
Mostly cloudy, with a low around 61. Southeast wind around 1 mph.
Local Weather Overview
This forecast page for Summit, 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: Jul 24, 2026 3:52 AM CDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for Summit, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 24, 2026 3:52 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Summit
Monday looks like the warmest upcoming period in Summit at 99 degrees F.
Overnight is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Monday at about 6 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 24, 2026 3:52 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers. Mostly cloudy, with a high near 76. Southeast wind around 2 mph. Chance of precipitation is 40%.
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms between 7pm and 2am, then a chance of showers and thunderstorms between 2am and 5am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind around 3 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms between 11am and 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Partly sunny, with a high near 88. Heat index values as high as 100. Southwest wind around 5 mph. Chance of precipitation is 30%.
Partly cloudy, with a low around 71. Southwest wind around 1 mph.
Mostly sunny, with a high near 96.
Mostly clear, with a low around 74.
Mostly sunny, with a high near 99.
Mostly clear, with a low around 76.
Sunny, with a high near 97.
Partly cloudy, with a low around 73.
Mostly sunny, with a high near 93.
Mostly clear, with a low around 70.
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 24
|
Mostly Cloudy
|
61°F |
1 mph
SE
|
|
Friday
Jul 24
|
Chance Rain Showers
|
76°F |
2 mph
SE
|
|
Friday Night
Jul 24
|
Slight Chance Showers And Thunderstorms
|
66°F |
3 mph
SE
|
|
Saturday
Jul 25
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
88°F |
5 mph
SW
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
71°F |
1 mph
SW
|
|
Sunday
Jul 26
|
Mostly Sunny
|
96°F |
1 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
74°F |
3 mph
S
|
|
Monday
Jul 27
|
Mostly Sunny
|
99°F |
6 mph
SW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
76°F |
5 mph
SW
|
|
Tuesday
Jul 28
|
Sunny
|
97°F |
6 mph
W
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
73°F |
3 mph
NE
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
93°F |
5 mph
NE
|
|
Wednesday Night
Jul 29
|
Mostly Clear
|
70°F |
3 mph
E
|
|
Thursday
Jul 30
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
92°F |
3 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Summit.