De Kalb, TX Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for De Kalb, TX in one place.
Mostly sunny, with a high near 104. Heat index values as high as 112. South wind 5 to 10 mph.
Local Weather Overview
This forecast page for De Kalb, TX 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 23, 2026 6:57 PM CDT.
The active forecast window currently covers Aug 24 to Aug 29, 2026 for De Kalb, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 24 to Aug 29, 2026
- Latest sync
- Aug 23, 2026 6:57 PM CDT
- Forecast office
- SHV
- Source
- NOAA / NWS
Daily Outlook
This Week in De Kalb
Monday looks like the warmest upcoming period in De Kalb at 104 degrees F.
Thursday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Monday at about 5 to 10 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 23, 2026 6:57 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- SHV
- Radar station
- KSHV
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers after 1am. Mostly clear, with a low around 76. Heat index values as high as 109. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Sunny, with a high near 103. South wind 5 to 10 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 77.
Mostly sunny, with a high near 100.
Partly cloudy, with a low around 74.
Mostly sunny, with a high near 99.
Mostly clear, with a low around 72.
Sunny, with a high near 98.
Mostly clear, with a low around 73.
Sunny, with a high near 97.
Mostly clear, with a low around 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 24
|
Mostly Sunny
|
104°F |
5 to 10 mph
S
|
|
Monday Night
Aug 24
|
Mostly Clear then Slight Chance Rain Showers
|
76°F |
5 to 10 mph
SE
|
|
Tuesday
Aug 25
|
Slight Chance Rain Showers then Sunny
|
103°F |
5 to 10 mph
S
|
|
Tuesday Night
Aug 25
|
Partly Cloudy
|
77°F |
5 mph
S
|
|
Wednesday
Aug 26
|
Mostly Sunny
|
100°F |
5 to 10 mph
SW
|
|
Wednesday Night
Aug 26
|
Partly Cloudy
|
74°F |
0 to 5 mph
SE
|
|
Thursday
Aug 27
|
Mostly Sunny
|
99°F |
5 mph
NE
|
|
Thursday Night
Aug 27
|
Mostly Clear
|
72°F |
0 to 5 mph
E
|
|
Friday
Aug 28
|
Sunny
|
98°F |
5 mph
SE
|
|
Friday Night
Aug 28
|
Mostly Clear
|
73°F |
5 mph
SE
|
|
Saturday
Aug 29
|
Sunny
|
97°F |
5 mph
S
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
74°F |
5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around De Kalb.