Grayson (Gwinnett County) — Weather
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25°C77°F· Overcast · 100% cloud cover
Feels like 29°C84°F · Low 24°C76°F · High 28°C83°F
Wind
8 km/h2 m/s5 mph from W
Humidity
90%
Pressure
1019 hPa30.10 inHgstable
UV Index
0.1Low
Unsettled — heat
It's 25°C77°F and overcast in Grayson at the moment.
🌧️ Rain expected from 13:00.
🌧️ Local instability on Saturday, with rain. Total ~1.3 mm. Below the monthly normal (118 mm/month).
🌡️ Expect 28°C82°F — 2.5°C41°F warmer than the July seasonal mean (26°C79°F).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
mminkm/hm/smphHumidity %
Daily Forecast
Today1.3 mm0.05 inW 11 km/h3 m/s7 mph(gusts 32920)80%UV 11hToday80%W 11 km/h3 m/s7 mph (gusts 32920)1.3 mm0.05 inUV 11h
Today
1.3 mm0.05 inW 11 km/h3 m/s7 mph(gusts 32920)80%UV 11h
Today
80%
W 11 km/h3 m/s7 mph (gusts 32920)
1.3 mm0.05 in
UV 1
1h
Today — Hourly Forecast
06:4214h20:42
Tomorrow0.5 mm0.02 inNW 11 km/h3 m/s7 mph(gusts 29818)79%UV 23hTomorrow79%NW 11 km/h3 m/s7 mph (gusts 29818)0.5 mm0.02 inUV 23h
Tomorrow
0.5 mm0.02 inNW 11 km/h3 m/s7 mph(gusts 29818)79%UV 23h
Tomorrow
79%
NW 11 km/h3 m/s7 mph (gusts 29818)
0.5 mm0.02 in
UV 2
3h
Tomorrow — Hourly Forecast
06:4314h20:41
MondayN 6 km/h2 m/s4 mph(gusts 16410)72%UV 26hMonday72%N 6 km/h2 m/s4 mph (gusts 16410)UV 26h
Monday
N 6 km/h2 m/s4 mph(gusts 16410)72%UV 26h
Monday
72%
N 6 km/h2 m/s4 mph (gusts 16410)
UV 2
6h
Monday — Forecast Overview
06:4413.9h20:40
TuesdayW 15 km/h4 m/s9 mph(gusts 32920)58%UV 29hTuesday58%W 15 km/h4 m/s9 mph (gusts 32920)UV 29h
Tuesday
W 15 km/h4 m/s9 mph(gusts 32920)58%UV 29h
Tuesday
58%
W 15 km/h4 m/s9 mph (gusts 32920)
UV 2
9h
Tuesday — Forecast Overview
06:4413.9h20:39
Wednesday5.3 mm0.21 in· heavyW 21 km/h6 m/s13 mph(gusts 401125)68%UV 210hWednesday68%W 21 km/h6 m/s13 mph (gusts 401125)5.3 mm0.21 inUV 210h
Wednesday
5.3 mm0.21 in· heavyW 21 km/h6 m/s13 mph(gusts 401125)68%UV 210h
Wednesday
68%
W 21 km/h6 m/s13 mph (gusts 401125)
5.3 mm0.21 in
UV 2
10h
Wednesday — Forecast Overview
06:4513.9h20:39
ThursdayNW 12 km/h3 m/s7 mph(gusts 29818)68%UV 211hThursday68%NW 12 km/h3 m/s7 mph (gusts 29818)UV 211h
Thursday
NW 12 km/h3 m/s7 mph(gusts 29818)68%UV 211h
Thursday
68%
NW 12 km/h3 m/s7 mph (gusts 29818)
UV 2
11h
Night
24°C74°F
Morning
24°C74°F
Afternoon
30°C86°F
Evening
25°C76°F
06:4613.9h20:38
FridayN 5 km/h1 m/s3 mph(gusts 1449)65%UV 29hFriday65%N 5 km/h1 m/s3 mph (gusts 1449)UV 29h
Friday
N 5 km/h1 m/s3 mph(gusts 1449)65%UV 29h
Friday
65%
N 5 km/h1 m/s3 mph (gusts 1449)
UV 2
9h
Night
23°C73°F
Morning
27°C80°F
Afternoon
27°C80°F
Evening
29°C84°F
06:4613.8h20:37
Saturday0.7 mm0.03 inW 16 km/h4 m/s10 mph(gusts 361022)65%UV 27hSaturday65%W 16 km/h4 m/s10 mph (gusts 361022)0.7 mm0.03 inUV 27h
Saturday
0.7 mm0.03 inW 16 km/h4 m/s10 mph(gusts 361022)65%UV 27h
Saturday
65%
W 16 km/h4 m/s10 mph (gusts 361022)
0.7 mm0.03 in
UV 2
7h
Night
24°C75°F
Morning
30°C85°F
Afternoon
30°C85°F
Evening
27°C81°F
06:4713.8h20:36
Sunday5.8 mm0.23 in· heavySW 12 km/h3 m/s8 mph(gusts 381023)84%11hSunday84%SW 12 km/h3 m/s8 mph (gusts 381023)5.8 mm0.23 in11h
Sunday
5.8 mm0.23 in· heavySW 12 km/h3 m/s8 mph(gusts 381023)84%11h
Sunday
84%
SW 12 km/h3 m/s8 mph (gusts 381023)
5.8 mm0.23 in
11h
Night
22°C71°F
Morning
24°C76°F
Afternoon
24°C76°F
Evening
27°C80°F
06:4813.8h20:35
MondayW 8 km/h2 m/s5 mph(gusts 1348)69%14hMonday69%W 8 km/h2 m/s5 mph (gusts 1348)14h
Monday
W 8 km/h2 m/s5 mph(gusts 1348)69%14h
Monday
69%
W 8 km/h2 m/s5 mph (gusts 1348)
14h
Night
22°C72°F
Morning
28°C82°F
Afternoon
28°C82°F
Evening
27°C81°F
06:4913.8h20:35
TuesdayNW 12 km/h3 m/s8 mph(gusts 24715)64%14hTuesday64%NW 12 km/h3 m/s8 mph (gusts 24715)14h
Tuesday
NW 12 km/h3 m/s8 mph(gusts 24715)64%14h
Tuesday
64%
NW 12 km/h3 m/s8 mph (gusts 24715)
14h
Night
23°C74°F
Morning
29°C85°F
Afternoon
29°C85°F
Evening
29°C83°F
06:4913.7h20:34
WednesdayNW 10 km/h3 m/s6 mph(gusts 18511)57%14hWednesday57%NW 10 km/h3 m/s6 mph (gusts 18511)14h
Wednesday
NW 10 km/h3 m/s6 mph(gusts 18511)57%14h
Wednesday
57%
NW 10 km/h3 m/s6 mph (gusts 18511)
14h
Night
25°C77°F
Morning
31°C88°F
Afternoon
31°C88°F
Evening
31°C88°F
06:5013.7h20:33
ThursdayNW 15 km/h4 m/s9 mph(gusts 24715)47%14hThursday47%NW 15 km/h4 m/s9 mph (gusts 24715)14h
Thursday
NW 15 km/h4 m/s9 mph(gusts 24715)47%14h
Thursday
47%
NW 15 km/h4 m/s9 mph (gusts 24715)
14h
Night
26°C79°F
Morning
33°C91°F
Afternoon
33°C91°F
Evening
32°C90°F
06:5113.7h20:32
Friday0.7 mm0.03 inN 18 km/h5 m/s11 mph53%14hFriday53%N 18 km/h5 m/s11 mph0.7 mm0.03 in14h
Friday
0.7 mm0.03 inN 18 km/h5 m/s11 mph53%14h
Friday
53%
N 18 km/h5 m/s11 mph
0.7 mm0.03 in
14h
Night
27°C80°F
Morning
31°C89°F
Afternoon
31°C89°F
Evening
30°C87°F
06:5113.7h20:31
SaturdayNW 12 km/h3 m/s8 mph61%14hSaturday61%NW 12 km/h3 m/s8 mph14h
Saturday
NW 12 km/h3 m/s8 mph61%14h
Saturday
61%
NW 12 km/h3 m/s8 mph
14h
Night
24°C75°F
Morning
31°C87°F
Afternoon
31°C87°F
Evening
30°C87°F
06:5213.6h20:30
SundayW 19 km/h5 m/s12 mph58%13hSunday58%W 19 km/h5 m/s12 mph13h
Sunday
W 19 km/h5 m/s12 mph58%13h
Sunday
58%
W 19 km/h5 m/s12 mph
13h
Night
26°C79°F
Morning
33°C91°F
Afternoon
33°C91°F
Evening
28°C83°F
06:5313.6h20:29
Sunrise
06:42
Civil Dawn 06:12
Sunset
20:42
Civil Dusk 21:12
Today vs. seasonal normal
-3.4°C-6.1°F
Grayson is located in Georgia, United States. Elevation: 334m. Annual average temperature: 15.7°C. Annual precipitation: 1329mm.
Frequently Asked Questions
What is the weather like in Grayson today?
Today in Grayson, United States, the temperature is 25°C with Overcast. The high is 28°C and the low is 24°C.
What is the 16-day forecast for Grayson?
The 16-day forecast for Grayson shows the warmest day is Thursday at 37°C, while the coolest night is Monday at 21°C. 11 day(s) have precipitation expected.
What time is sunrise and sunset in Grayson?
In Grayson, sunrise is at 06:42 and sunset is at 20:42. Day length is approximately 13h 59m.
How accurate is the weather forecast for Grayson?
Our forecasts for Grayson use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Grayson has an annual average temperature of 15.7°C and receives 1329mm of precipitation per year.
Last updated: 07/25/2026, 10:00 AM
July climate in Grayson
Normals for July: average 26°C (20–31°C), around 118 mm of rain across the month. About 10°C warmer than the annual average of 15.7°C.
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