Lamar, OK Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lamar, OK in one place.
Mostly sunny, with a high near 94. Heat index values as high as 105. South southeast wind 5 to 9 mph.
Local Weather Overview
This forecast page for Lamar, OK 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 23, 2026 9:03 PM CDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for Lamar, OK.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 23, 2026 9:03 PM CDT
- Forecast office
- OUN
- Source
- NOAA / NWS
Daily Outlook
This Week in Lamar
Tuesday looks like the warmest upcoming period in Lamar at 104 degrees F.
Sunday Night is the coolest period ahead with temperatures near 78 degrees F.
The strongest winds are forecast for Friday at about 5 to 9 mph SSE.
The forecast from Jul 24 through Jul 30 stays mostly dry.
Forecast Details
- Last updated
- Jul 23, 2026 9:03 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- OUN
- Radar station
- KTLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 79. Heat index values as high as 102. South wind 6 to 9 mph.
Mostly sunny, with a high near 98. Heat index values as high as 107. South southwest wind around 8 mph.
Mostly clear, with a low around 79. South wind 3 to 7 mph.
Sunny, with a high near 102.
Mostly clear, with a low around 78.
Sunny, with a high near 103.
Mostly clear, with a low around 79.
Sunny, with a high near 104.
Mostly clear, with a low around 79.
Mostly sunny, with a high near 104.
Mostly clear, with a low around 80.
Mostly sunny, with a high near 102.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Mostly Sunny
|
94°F |
5 to 9 mph
SSE
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
79°F |
6 to 9 mph
S
|
|
Saturday
Jul 25
|
Mostly Sunny
|
98°F |
8 mph
SSW
|
|
Saturday Night
Jul 25
|
Mostly Clear
|
79°F |
3 to 7 mph
S
|
|
Sunday
Jul 26
|
Sunny
|
102°F |
5 to 8 mph
SSW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
78°F |
5 to 8 mph
S
|
|
Monday
Jul 27
|
Sunny
|
103°F |
8 mph
SSW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
79°F |
7 mph
S
|
|
Tuesday
Jul 28
|
Sunny
|
104°F |
7 mph
SSW
|
|
Tuesday Night
Jul 28
|
Mostly Clear
|
79°F |
6 mph
S
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
104°F |
6 mph
SSW
|
|
Wednesday Night
Jul 29
|
Mostly Clear
|
80°F |
6 mph
S
|
|
Thursday
Jul 30
|
Mostly Sunny
|
102°F |
3 to 7 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lamar.