Live Weather & Forecast

Weather in Grays Knob

Kentucky, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
17°C
Feels like 17°C
63°F / Feels 63°F
Partly cloudy
Grays Knob, Kentucky
🌞 Daytime
Updated: 2026-04-13 08:00
💧
Humidity
58%
💨
Wind
9.4 km/h SSW
🌬️
Wind Gust
19.7 km/h
🌡️
Pressure
1025 mb
👁️
Visibility
16 km
☀️
UV Index
0.4 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
50%
💦
Dew Point
6.6°C
🌐
Wind Degree
203°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
154.9 μg/m³
NO₂
3.6 μg/m³
O₃
104 μg/m³
SO₂
3 μg/m³
PM 2.5
5.1 μg/m³
PM 10
5.4 μg/m³

Weather Alerts 2

Met · Moderate · Expected
Special Weather Statement issued April 13 at 12:07AM EDT by NWS Blacksburg VA

The combination of 10 hour fuel moistures around 10 percent, relative humidities around 25 to 30 percent, and wind gusts around 20 to 25 mph will lead to an increased risk for the rapid spread of wildfires today. Residents and visitors are urged to properly dispose of cigarette butts, matches, and any other flammable items in appropriate containers. Additionally, exercise caution if operating any...

Effective: 2026-04-13T00:07:00-04:00  ·  Expires: 2026-04-13T18:00:00-04:00
Met · Moderate · Expected
Special Weather Statement issued April 12 at 1:43PM EDT by NWS Baltimore MD/Washington DC

The combination of 10 hour fuel moistures around 8 to 10 percent relative humidities around 30 to 39 percent, and wind gusts around 20 to 25 mph will lead to an increased risk for the rapid spread of wildfires on Monday. Residents and visitors are urged to properly dispose of cigarette butts, matches, and any other flammable items in appropriate containers. Additionally, exercise caution if opera...

Effective: 2026-04-12T13:43:00-04:00  ·  Expires: 2026-04-13T05:00:00-04:00

Today's Hourly Forecast

24-hour breakdown for Grays Knob, Kentucky

12 AM
Clear
19°
Clear
💧 47% 💨 10.1 km/h
1 AM
Clear
18°
Clear
💧 45% 💨 9.7 km/h
2 AM
Clear
18°
Clear
💧 46% 💨 9.7 km/h
3 AM
Clear
18°
Clear
💧 48% 💨 9 km/h
4 AM
Clear
17°
Clear
💧 46% 💨 7.9 km/h
5 AM
Clear
17°
Clear
💧 48% 💨 9.4 km/h
6 AM
Clear
16°
Clear
💧 49% 💨 10.4 km/h
7 AM
Sunny
17°
Sunny
💧 50% 💨 10.1 km/h
8 AM
Partly cloudy
17°
Partly cloudy
💧 58% 💨 9.4 km/h
9 AM
Sunny
21°
Sunny
💧 42% 💨 11.2 km/h
10 AM
Sunny
23°
Sunny
💧 35% 💨 14 km/h
11 AM
Sunny
24°
Sunny
💧 35% 💨 18.4 km/h
12 PM
Sunny
25°
Sunny
💧 34% 💨 20.2 km/h
1 PM
Sunny
24°
Sunny
💧 42% 💨 17.6 km/h
2 PM
Sunny
23°
Sunny
💧 57% 💨 17.6 km/h
3 PM
Patchy rain nearby
22°
Patchy rain nearby
💧 65% 💨 19.4 km/h 🌧️ 100%
4 PM
Patchy rain nearby
21°
Patchy rain nearby
💧 71% 💨 18.4 km/h 🌧️ 100%
5 PM
Patchy rain nearby
21°
Patchy rain nearby
💧 75% 💨 12.6 km/h 🌧️ 100%
6 PM
Patchy rain nearby
20°
Patchy rain nearby
💧 73% 💨 13 km/h 🌧️ 100%
7 PM
Sunny
18°
Sunny
💧 70% 💨 10.8 km/h
8 PM
Partly Cloudy
18°
Partly Cloudy
💧 73% 💨 7.6 km/h
9 PM
Partly Cloudy
18°
Partly Cloudy
💧 68% 💨 4.7 km/h
10 PM
Overcast
17°
Overcast
💧 66% 💨 4.7 km/h
11 PM
Partly Cloudy
16°
Partly Cloudy
💧 74% 💨 6.1 km/h

3-Day Forecast

Daily overview for Grays Knob, Kentucky

Today
Patchy rain nearby
Patchy rain nearby
26° / 16°
🌧️ 87% chance of rain
💧 Avg. humidity: 54%
💨 Max wind: 20.2 km/h
🌧️ Total precip: 0.84 mm
☀️ UV Index: 1.4
🌅 Sunrise: 06:48 AM
🌇 Sunset: 07:54 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
Partly Cloudy
26° / 14°
🌧️ 0% chance of rain
💧 Avg. humidity: 57%
💨 Max wind: 15.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:47 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Partly Cloudy
Partly Cloudy
28° / 17°
🌧️ 0% chance of rain
💧 Avg. humidity: 44%
💨 Max wind: 14.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.2
🌅 Sunrise: 06:45 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Grays Knob

Plan your trip to Grays Knob, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Grays Knob 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Grays Knob?
Current conditions in Grays Knob: Partly cloudy, temperature 17°C, humidity 58%.
What is the best time to visit Grays Knob?
The best time to visit Grays Knob is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Grays Knob?
Grays Knob is located at approximately 37.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Grays Knob?
The wettest period in Grays Knob is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Grays Knob?
For visits to Grays Knob during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Grays Knob in?
Grays Knob is located in United States, in the state of Kentucky.
What are the public holidays in Grays Knob in 2026?
View the 2026 public holidays for Grays Knob on our Holidays page.
What are the GPS coordinates used for the weather forecast in Grays Knob?
The weather forecast for Grays Knob uses coordinates 37.5265, -80.0289.