Grayson County, KY Weather Forecast
County weather hub
Chance Rain Showers then Chance Showers And Thunderstorms
Compare major city weather across Grayson County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Grayson 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 Grayson County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 24 to May 28, 2026
- Latest sync
- May 21, 2026 10:38 PM CDT
- Forecast office
- LMK
- Source
- NOAA / NWS
Daily Outlook
This Week in Grayson County
Thursday looks like the warmest upcoming period in Grayson County at 85 degrees F.
Sunday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 6 mph SE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 21, 2026 10:38 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LMK
- Radar station
- KLVX
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 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 80%.
Rain showers likely before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 24
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
82°F |
3 mph
S
|
|
Sunday Night
May 24
|
Chance Showers And Thunderstorms
|
63°F |
1 mph
S
|
|
Memorial Day
May 25
|
Showers And Thunderstorms Likely
|
78°F |
0 to 3 mph
SE
|
|
Monday Night
May 25
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
64°F |
2 mph
E
|
|
Tuesday
May 26
|
Showers And Thunderstorms
|
82°F |
2 to 6 mph
SE
|
|
Tuesday Night
May 26
|
Showers And Thunderstorms
|
65°F |
3 mph
SE
|
|
Wednesday
May 27
|
Showers And Thunderstorms Likely
|
83°F |
5 mph
S
|
|
Wednesday Night
May 27
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
65°F |
3 mph
SE
|
|
Thursday
May 28
|
Chance Showers And Thunderstorms
|
85°F |
1 to 5 mph
SE
|
Major City Forecasts
Live forecast snapshots for major cities across Grayson County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Grayson County.
Largest mapped city population in this region: 6,819.
