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Current Weather in Grayson, KY

Updated: Tue Sep 22nd 2026 3:15 PM EDT

Cloudy

77^°F 25^°C

Feels Like 76^°F / 25^°C

Grayson, KY weather condition is Cloudy and 77°F.

Today's Weather in Grayson,KY

The current weather in Grayson KY as of 3:15 PM EDT on Tue Sep 22nd 2026, has a sky condition of Cloudy with the visibility of 6 mile(s) and the UV index at 4.3. It is 77 degrees fahrenheit but feels like 76 degrees with a forecasted high of 77 and low of 54. The barometric pressure is 30.05 - measured by inches of mercury - and is falling since its last observation. The humidity is 49 percent that's falling since the last report, with a dew point of 56 degrees fahrenheit which is rising. Wind direction is from the North-Northeast at 4.5 miles per hour, gusting at 11.2 miles per hour. Sunrise was at 7:19 AM and Sunset is at 7:29 PM. The moon phase is a Waxing Gibbous moon rising at 5:43 PM with 89% illumination. Thank you for listening to the weather report from LocalConditions.com!

Listen to this weather report - press Read

Barometer 30.05 inHg. falling
Humidity 49% falling
Heat Index 78°F
Wind from NNE. 4.5 mph
Wind Gust 11.2 miles per hour
Wind Chill 77°F
UV Index 4.3

Dew Point 56°F rising
Visibility 6 mi.
Sunrise 7:19 AM
Sunset 7:29 PM
Moonrise 5:43 PM
Moonset 3:21 AM
Moon Phase Waxing Gibbous Moon 89%

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

5 Day Forecast

Sunny

Sunny with a high of 77°F and a low of 54°F. Probable rainfall forecasted, having a 66% chance with an estimated 0.1in. Winds will be light at 9mph at times. The humidity will be on the higher side, reaching around 79%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 77° \| Lo 54°	79%	66% \| est. 0.1in	0%	8.7 mph

Light Rain Shower

Light Rain Shower with a high of 68°F and a low of 58°F. Rainfall is expected, having a 91% chance with 0.32in estimated precipitation. Winds will be light at 10mph at times. Expect high humidity with levels above 80% to 93%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 68° \| Lo 58°	93%	91% \| est. 0.32in	0%	9.2 mph

Overcast

Overcast with a high of 69°F and a low of 54°F. 31% possible chance of rain predicted with an estimated 0.01in. Winds will be light at 10mph at times. The humidity will be on the higher side, reaching around 78%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 69° \| Lo 54°	78%	31% \| est. 0.01in	0%	9.8 mph

Sunny

Sunny with a high of 72°F and a low of 48°F. 7% possible chance of rain predicted. Winds will be light at 8mph at times. The humidity will be on the higher side, reaching around 68%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 72° \| Lo 48°	68%	7%	0%	7.4 mph

Sunny

Sunny with a high of 74°F and a low of 47°F. 5% possible chance of rain predicted. Winds will be light at 6mph at times. The humidity will be on the higher side, reaching around 64%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 74° \| Lo 47°	64%	5%	0%	5.6 mph

Yesterday 5-Day 10-Day

Weather Radar Map

Live Grayson, KY weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Saturday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 77^°F. The morning temperature of 54°^F is lowest at 7am with the daytime high of 77°^F at 3pm and a low around 60°^F at 11pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.12^inHg at 10pm and lowest being 29.98^inHg at 12am.

Hourly Wind Speeds

The fastest wind is reported to be 8.7^mph at 8pm, while the slowest is 3.4^mph around 4am; expect wind gusts peaking 20.1^mph at 9pm.

More Weather Charts

Current National Weather

Heavy Rains and Thunderstorms for the Mid-Atlantic and Southeast - 09-21 to 09-23

Updated Mon Sep 21st 2026, 6:28am PDT

Our weather system is bringing some intense conditions to parts of the country. Expect heavy rainfall and possible flooding in the Appalachians and Mid-Atlantic on Monday. The Southeast and central Appalachians should watch out for severe thunderstorms. Meanwhile, New Mexico and areas in the southern Plains will experience significant rainfall through Tuesday.

Monday Highlights

Appalachians & Mid-Atlantic: Be prepared for showers and thunderstorms, with heavy rain raising the risk of flash floods. The combination of elevated moisture and a surface trough is responsible for this wet weather.

Southeast & Central Appalachians: Severe thunderstorms are likely, so keep an eye on the sky. This is due to the same weather system affecting the Mid-Atlantic.

Florida: Expect daily showers and thunderstorms, especially in the southern parts, bringing potential flooding concerns.

Southwest & Southern Plains: Monday will see an increase in showers, with rain becoming more widespread by Tuesday. Moisture from both the Gulf and Pacific is contributing to this pattern.

Tuesday Weather

Ohio Valley & Mid-Atlantic: More rain and thunderstorms are expected, with heavy rainfall rates leading to potential flooding. Be cautious as you plan your day.

Florida: Continues to experience showers and thunderstorms, with flooding concerns persisting.

New Mexico & Western Texas: Stay prepared for locally heavy rainfall and possible flash flooding due to the convergence of moisture and instability.

Temperature Trends

The north-central and eastern U.S will notice cooler temperatures behind the front, with highs reaching the 60s. However, the Southeast and southern Plains remain warm and humid, with temperatures soaring between the 80s and 90s.

This weather report is relevant for ZIP codes 41143 and 41163, accurately covering areas of Grayson, KY.