Grayson County Weather Today — Texas, United States
Current temperature, rain chance, humidity, wind and air quality in Grayson County, plus an hourly and 3-day forecast. Updated through the day.
12:01
Sat, 19 Sep 2026
📍 Texas, United States
Grayson County??
25
°C
Sunny
Feels 19°C · 78°F
💧 11% Humidity
💨 ← 18.4 km/h WSW
👁 10 km Visibility
🌧 0 mm Precip
☁ 0% Cloud
☀️ UV Very High
🌿 AQI Good
☀️ UV Index
9.6
Very High
🔵 Pressure
1023
hPa · 30.22 in
💨 Wind
18.4
km/h · Gust 22 km/h
← WSW
💧 Humidity
11%
Dew point -7.1°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
24°
Wind chill 25.4°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
05:43 AM
🌇
Sunset
05:45 PM
📅 3-Day Forecast
Saturday
19 Sep 2026
Sunny
26°
/
11°
💧34%
🌧0mm
💨19
☀️UV 9.6
Sunday
20 Sep 2026
Sunny
28°
/
12°
💧28%
🌧0mm
💨13
☀️UV 9.4
Monday
21 Sep 2026
Sunny
29°
/
13°
💧23%
🌧0mm
💨16
☀️UV 9.4
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