Lamar, MO Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lamar, MO in one place.
Sunny, with a high near 91. Heat index values as high as 98. Southwest wind 8 to 12 mph, with gusts as high as 20 mph.
Local Weather Overview
This forecast page for Lamar, 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 17, 2026 8:13 AM CDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for Lamar, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 8:13 AM CDT
- Forecast office
- SGF
- Source
- NOAA / NWS
Daily Outlook
This Week in Lamar
Tuesday looks like the warmest upcoming period in Lamar at 98 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Saturday at about 8 to 12 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 8:13 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- SGF
- Radar station
- KSGF
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 73. Heat index values as high as 100. Southwest wind 5 to 9 mph.
A slight chance of rain showers before 7am. Sunny, with a high near 94. Southwest wind around 8 mph.
Mostly clear, with a low around 74.
Sunny, with a high near 97.
Mostly clear, with a low around 77.
Sunny, with a high near 98.
Mostly clear, with a low around 72.
Sunny, with a high near 91.
Partly cloudy, with a low around 70.
Mostly sunny, with a high near 92.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Sunny
|
91°F |
8 to 12 mph
SW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
73°F |
5 to 9 mph
SW
|
|
Sunday
Jul 19
|
Slight Chance Rain Showers then Sunny
|
94°F |
8 mph
SW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
74°F |
3 to 7 mph
S
|
|
Monday
Jul 20
|
Sunny
|
97°F |
7 to 12 mph
SW
|
|
Monday Night
Jul 20
|
Mostly Clear
|
77°F |
7 to 10 mph
SW
|
|
Tuesday
Jul 21
|
Sunny
|
98°F |
10 mph
W
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
72°F |
8 mph
NE
|
|
Wednesday
Jul 22
|
Sunny
|
91°F |
9 mph
NE
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
70°F |
8 mph
E
|
|
Thursday
Jul 23
|
Mostly Sunny
|
92°F |
9 mph
SE
|
|
Thursday Night
Jul 23
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
72°F |
9 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lamar.
Nearby forecast pages are not available for this location yet.