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Grayson County, KY Weather Forecast
Grayson County, KY Weather Forecast Dated: 259 AM Sun Sep 20 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Sunday, September 20, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
95°F 35°C
Cloudy
Early-Evening
85°F 29°C
Overcast
Very hot with temperatures reaching 95°F 35°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the SW to the SSW at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
74°F 23°C
Overcast
Mid-Afternoon
85°F 30°C
Nearby Thunderstorms
Early-Evening
77°F 25°C
Partly Cloudy
Quite warm reaching 85°F 30°C, feeling like 88°F 31°C during peak afternoon, locally heavy thunderstorms at times, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
66°F 19°C
Light Showers
Mid-Afternoon
80°F 27°C
Cloudy
Early-Evening
76°F 24°C
Overcast
Quite warm around 80°F 27°C, morning showers, giving way to clearing skies, with lower humidity and steady pressure. Winds blowing from the NE at 5 mph 8 km/h.
Wednesday, September 23, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
69°F 21°C
Partly Cloudy
Mild temperatures up to 77°F 25°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the NE to the NNE at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
62°F 17°C
Light Fog
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
68°F 20°C
Sunny
Mild with a high of 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the N to the SE at 7 mph 11 km/h.
Friday, September 25, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
63°F 18°C
Overcast
Mildly cool near 64°F 18°C, overcast throughout the day, with steady humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
75°F 24°C
Partly Cloudy
Early-Evening
67°F 20°C
Partly Cloudy
Comfortable with temperatures reaching 75°F 24°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the ENE at 8 mph 13 km/h.
Sunday, September 27, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Enjoyable around 77°F 25°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the E to the ESE at 7 mph 11 km/h.
Monday, September 28, 2026
Mid-Morning
69°F 20°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
59°F 15°C
Light Showers
Mild temperatures up to 71°F 22°C, dry most of the day, with showers developing late, with increasing humidity and steady pressure. Winds switching from the S to the NW at 14 mph 22 km/h. Gusts up to 26 mph 42 km/h.
Tuesday, September 29, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 63°F 17°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the NW to the NE at 6 mph 9 km/h.
Wednesday, September 30, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 73°F 23°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the SE to the SSW at 7 mph 10 km/h.
Thursday, October 1, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
61°F 16°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the NNW to the ESE at 7 mph 11 km/h.
Friday, October 2, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
62°F 17°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
65°F 18°C
Overcast
Mild temperatures up to 71°F 22°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the ENE to the NE at 8 mph 12 km/h.
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