Grayson (Gwinnett County) — Weather
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26°C80°F· Light rain · 100% cloud cover
Feels like 30°C87°F · Low 24°C75°F · High 28°C82°F
Wind
9 km/h3 m/s6 mph from W
Humidity
86%
Pressure
1019 hPa30.10 inHgstable
UV Index
1.0Low
Unsettled — heat
It's 26°C79°F and rain in Grayson at the moment.
⚡ Isolated thunderstorm on Saturday, with rain. Total ~6.2 mm. Below the monthly normal (118 mm/month).
🌡️ Expect 28°C82°F — 2.3°C37°F warmer than the July seasonal mean (26°C79°F).
🌤️ Skies clearing from 21:00.
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
mminkm/hm/smphHumidity %
Daily Forecast
Today6.2 mm0.24 in· heavyW 12 km/h3 m/s7 mph(gusts 351022)85%UV 20hToday85%W 12 km/h3 m/s7 mph (gusts 351022)6.2 mm0.24 inUV 20h
Today
6.2 mm0.24 in· heavyW 12 km/h3 m/s7 mph(gusts 351022)85%UV 20h
Today
85%
W 12 km/h3 m/s7 mph (gusts 351022)
6.2 mm0.24 in
UV 2
0h
Today — Hourly Forecast
06:4214h20:42
TomorrowNW 14 km/h4 m/s9 mph(gusts 33921)76%UV 25hTomorrow76%NW 14 km/h4 m/s9 mph (gusts 33921)UV 25h
Tomorrow
NW 14 km/h4 m/s9 mph(gusts 33921)76%UV 25h
Tomorrow
76%
NW 14 km/h4 m/s9 mph (gusts 33921)
UV 2
5h
Tomorrow — Hourly Forecast
06:4314h20:41
MondayN 6 km/h2 m/s4 mph(gusts 1549)69%UV 25hMonday69%N 6 km/h2 m/s4 mph (gusts 1549)UV 25h
Monday
N 6 km/h2 m/s4 mph(gusts 1549)69%UV 25h
Monday
69%
N 6 km/h2 m/s4 mph (gusts 1549)
UV 2
5h
Monday — Forecast Overview
06:4413.9h20:40
TuesdayW 15 km/h4 m/s9 mph(gusts 351021)64%UV 26hTuesday64%W 15 km/h4 m/s9 mph (gusts 351021)UV 26h
Tuesday
W 15 km/h4 m/s9 mph(gusts 351021)64%UV 26h
Tuesday
64%
W 15 km/h4 m/s9 mph (gusts 351021)
UV 2
6h
Tuesday — Forecast Overview
06:4413.9h20:39
Wednesday5.1 mm0.20 in· heavyW 21 km/h6 m/s13 mph(gusts 401125)68%UV 210hWednesday68%W 21 km/h6 m/s13 mph (gusts 401125)5.1 mm0.20 inUV 210h
Wednesday
5.1 mm0.20 in· heavyW 21 km/h6 m/s13 mph(gusts 401125)68%UV 210h
Wednesday
68%
W 21 km/h6 m/s13 mph (gusts 401125)
5.1 mm0.20 in
UV 2
10h
Wednesday — Forecast Overview
06:4513.9h20:39
ThursdayNW 8 km/h2 m/s5 mph(gusts 21613)67%UV 212hThursday67%NW 8 km/h2 m/s5 mph (gusts 21613)UV 212h
Thursday
NW 8 km/h2 m/s5 mph(gusts 21613)67%UV 212h
Thursday
67%
NW 8 km/h2 m/s5 mph (gusts 21613)
UV 2
12h
Night
24°C74°F
Morning
21°C69°F
Afternoon
29°C84°F
Evening
25°C77°F
06:4613.9h20:38
FridayNE 9 km/h3 m/s6 mph(gusts 24715)64%UV 25hFriday64%NE 9 km/h3 m/s6 mph (gusts 24715)UV 25h
Friday
NE 9 km/h3 m/s6 mph(gusts 24715)64%UV 25h
Friday
64%
NE 9 km/h3 m/s6 mph (gusts 24715)
UV 2
5h
Night
22°C72°F
Morning
26°C79°F
Afternoon
26°C79°F
Evening
28°C83°F
06:4613.8h20:37
Saturday0.6 mm0.02 inE 8 km/h2 m/s5 mph(gusts 18511)63%UV 22hSaturday63%E 8 km/h2 m/s5 mph (gusts 18511)0.6 mm0.02 inUV 22h
Saturday
0.6 mm0.02 inE 8 km/h2 m/s5 mph(gusts 18511)63%UV 22h
Saturday
63%
E 8 km/h2 m/s5 mph (gusts 18511)
0.6 mm0.02 in
UV 2
2h
Night
24°C76°F
Morning
27°C81°F
Afternoon
27°C81°F
Evening
29°C84°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
20:41
Civil Dusk 21:11
Today vs. seasonal normal
-3.6°C-6.4°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 26°C with Light rain. 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 Thursday at 20°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 20:41. 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, 12:00 PM
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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