Jefferson County, MS Weather Forecast
County weather hub
Mostly Sunny then Chance Showers And Thunderstorms
Compare major city weather across Jefferson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. South wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Jefferson County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Jefferson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 24 to Jul 28, 2026
- Latest sync
- Jul 22, 2026 12:35 AM CDT
- Forecast office
- JAN
- Source
- NOAA / NWS
Daily Outlook
This Week in Jefferson County
Tuesday looks like the warmest upcoming period in Jefferson County at 98 degrees F.
Friday Night is the coolest period ahead with temperatures near 74 degrees F.
The strongest winds are forecast for Friday at about 5 mph S.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 22, 2026 12:35 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- JAN
- Radar station
- KDGX
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. Partly cloudy, with a low around 74. South wind 0 to 5 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 93. South southwest wind around 5 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. South southwest wind around 5 mph. Chance of precipitation is 40%.
Sunny, with a high near 94.
Mostly clear, with a low around 74.
Sunny, with a high near 97.
Mostly clear, with a low around 75.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 98.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Mostly Sunny then Chance Showers And Thunderstorms
|
93°F |
5 mph
S
|
|
Friday Night
Jul 24
|
Chance Showers And Thunderstorms then Partly Cloudy
|
74°F |
0 to 5 mph
S
|
|
Saturday
Jul 25
|
Chance Showers And Thunderstorms
|
93°F |
5 mph
SSW
|
|
Saturday Night
Jul 25
|
Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
5 mph
SSW
|
|
Sunday
Jul 26
|
Sunny
|
94°F |
5 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
74°F |
5 mph
SW
|
|
Monday
Jul 27
|
Sunny
|
97°F |
5 mph
WSW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
75°F |
5 mph
SW
|
|
Tuesday
Jul 28
|
Sunny then Slight Chance Showers And Thunderstorms
|
98°F |
5 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Jefferson County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Jefferson County.
Largest mapped city population in this region: 1,432.
