Grayson (Gwinnett County) — Weather
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Sign InLive· Clear within 100 kmJust updated
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
Now
26°C80°F
0.60.02
936
86
13:00
27°C81°F
0.30.01
1036
83
14:00
27°C80°F
2.00.08
1036
85
15:00
27°C80°F
1.30.05
926
83
16:00
28°C82°F
1036
76
17:00
28°C82°F
0.40.02
1237
78
18:00
27°C80°F
1.30.05
1137
84
19:00
26°C79°F
0.20.01
936
84
20:00
26°C78°F
825
86
21:00
25°C77°F
624
90
22:00
24°C76°F
624
92
23:00
24°C75°F
624
94
00:00
24°C75°F
724
95
01:00
24°C75°F
724
96
02:00
24°C75°F
825
96
03:00
24°C75°F
925
96
04:00
24°C74°F
936
96
05:00
24°C75°F
936
95
06:00
24°C74°F
825
95
07:00
23°C74°F
825
96
08:00
24°C75°F
1036
94
09:00
25°C76°F
1238
90
10:00
26°C78°F
1348
85
11:00
27°C81°F
1348
78
12:00
29°C84°F
1238
71
13:00
30°C86°F
1348
62
14:00
31°C88°F
1348
56
15:00
32°C90°F
1449
51
16:00
32°C90°F
1348
50
17:00
32°C90°F
1348
48
18:00
32°C90°F
1237
48
19:00
32°C89°F
1137
49
20:00
30°C86°F
925
57
21:00
28°C82°F
624
66
22:00
27°C80°F
513
72
23:00
26°C79°F
513
74
00:00
25°C78°F
513
77
03:00
24°C75°F
513
80
06:00
23°C73°F
413
84
09:00
26°C78°F
312
79
12:00
29°C84°F
413
66
15:00
32°C89°F
413
50
18:00
32°C89°F
312
48
21:00
29°C84°F
312
68
00:00
26°C79°F
312
74
mminkm/hm/smphHumidity %
Daily Forecast
Today6.2 mm0.24 in· heavyW 12 km/h3 m/s7 mph(gusts 351022)85%UV 20hTodayThunderstorm85%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
Thunderstorm
85%
W 12 km/h3 m/s7 mph (gusts 351022)
6.2 mm0.24 in
UV 2
0h
Today — Hourly Forecast
Now
26°C80°F
936
13:00
27°C81°F
1036
14:00
27°C80°F
1036
15:00
27°C80°F
926
16:00
28°C82°F
1036
17:00
28°C82°F
1237
18:00
27°C80°F
1137
19:00
26°C79°F
936
20:00
26°C78°F
825
21:00
25°C77°F
624
22:00
24°C76°F
624
23:00
24°C75°F
624
06:4214h20:42
TomorrowNW 14 km/h4 m/s9 mph(gusts 33921)76%UV 25hTomorrowDrizzle76%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
Drizzle
76%
NW 14 km/h4 m/s9 mph (gusts 33921)
UV 2
5h
Tomorrow — Hourly Forecast
00:00
24°C75°F
724
01:00
24°C75°F
724
02:00
24°C75°F
825
03:00
24°C75°F
925
04:00
24°C74°F
936
05:00
24°C75°F
936
06:00
24°C74°F
825
07:00
23°C74°F
825
08:00
24°C75°F
1036
09:00
25°C76°F
1238
10:00
26°C78°F
1348
11:00
27°C81°F
1348
12:00
29°C84°F
1238
13:00
30°C86°F
1348
14:00
31°C88°F
1348
15:00
32°C90°F
1449
16:00
32°C90°F
1348
17:00
32°C90°F
1348
18:00
32°C90°F
1237
19:00
32°C89°F
1137
20:00
30°C86°F
925
21:00
28°C82°F
624
22:00
27°C80°F
513
23:00
26°C79°F
513
06:4314h20:41
MondayN 6 km/h2 m/s4 mph(gusts 1549)69%UV 25hMondayOvercast69%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
Overcast
69%
N 6 km/h2 m/s4 mph (gusts 1549)
UV 2
5h
Monday — Forecast Overview
00:00
25°C78°F
513
03:00
24°C75°F
513
06:00
23°C73°F
413
09:00
26°C78°F
312
12:00
29°C84°F
413
15:00
32°C89°F
413
18:00
32°C89°F
312
21:00
29°C84°F
312
06:4413.9h20:40
TuesdayW 15 km/h4 m/s9 mph(gusts 351021)64%UV 26hTuesdayDrizzle64%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
Drizzle
64%
W 15 km/h4 m/s9 mph (gusts 351021)
UV 2
6h
Tuesday — Forecast Overview
00:00
26°C79°F
312
03:00
25°C76°F
413
06:00
24°C74°F
413
09:00
26°C79°F
623
12:00
30°C87°F
1238
15:00
36°C98°F
1348
18:00
35°C96°F
1549
21:00
31°C87°F
936
06:4413.9h20:39
Wednesday5.1 mm0.20 in· heavyW 21 km/h6 m/s13 mph(gusts 401125)68%UV 210hWednesdayThunderstorm68%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
Thunderstorm
68%
W 21 km/h6 m/s13 mph (gusts 401125)
5.1 mm0.20 in
UV 2
10h
Wednesday — Forecast Overview
00:00
29°C84°F
724
03:00
26°C79°F
936
06:00
25°C77°F
936
09:00
28°C82°F
1549
12:00
30°C85°F
1449
15:00
37°C98°F
20512
18:00
30°C85°F
21613
21:00
22°C72°F
1348
06:4513.9h20:39
ThursdayNW 8 km/h2 m/s5 mph(gusts 21613)67%UV 212hThursdayDrizzle67%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
Drizzle
67%
NW 8 km/h2 m/s5 mph (gusts 21613)
UV 2
12h
Night24°C74°F
24°C74°FMorning21°C69°F
21°C69°FAfternoon29°C84°F
29°C84°FEvening25°C77°F
25°C77°F06:4613.9h20:38
FridayNE 9 km/h3 m/s6 mph(gusts 24715)64%UV 25hFridayOvercast64%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
Overcast
64%
NE 9 km/h3 m/s6 mph (gusts 24715)
UV 2
5h
Night22°C72°F
22°C72°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening28°C83°F
28°C83°F06:4613.8h20:37
Saturday0.6 mm0.02 inE 8 km/h2 m/s5 mph(gusts 18511)63%UV 22hSaturdayOvercast63%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
Overcast
63%
E 8 km/h2 m/s5 mph (gusts 18511)
0.6 mm0.02 in
UV 2
2h
Night24°C76°F
24°C76°FMorning27°C81°F
27°C81°FAfternoon27°C81°F
27°C81°FEvening29°C84°F
29°C84°F06:4713.8h20:36
Extended Forecast (GFS)Sunday5.8 mm0.23 in· heavySW 12 km/h3 m/s8 mph(gusts 381023)84%11hSundayRain84%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
Rain
84%
SW 12 km/h3 m/s8 mph (gusts 381023)
5.8 mm0.23 in
11h
Night22°C71°F
22°C71°FMorning24°C76°F
24°C76°FAfternoon24°C76°F
24°C76°FEvening27°C80°F
27°C80°F06:4813.8h20:35
MondayW 8 km/h2 m/s5 mph(gusts 1348)69%14hMondayDrizzle69%W 8 km/h2 m/s5 mph (gusts 1348)14h
Monday
W 8 km/h2 m/s5 mph(gusts 1348)69%14h
Monday
Drizzle
69%
W 8 km/h2 m/s5 mph (gusts 1348)
14h
Night22°C72°F
22°C72°FMorning28°C82°F
28°C82°FAfternoon28°C82°F
28°C82°FEvening27°C81°F
27°C81°F06:4913.8h20:35
TuesdayNW 12 km/h3 m/s8 mph(gusts 24715)64%14hTuesdayDrizzle64%NW 12 km/h3 m/s8 mph (gusts 24715)14h
Tuesday
NW 12 km/h3 m/s8 mph(gusts 24715)64%14h
Tuesday
Drizzle
64%
NW 12 km/h3 m/s8 mph (gusts 24715)
14h
Night23°C74°F
23°C74°FMorning29°C85°F
29°C85°FAfternoon29°C85°F
29°C85°FEvening29°C83°F
29°C83°F06:4913.7h20:34
WednesdayNW 10 km/h3 m/s6 mph(gusts 18511)57%14hWednesdayClear57%NW 10 km/h3 m/s6 mph (gusts 18511)14h
Wednesday
NW 10 km/h3 m/s6 mph(gusts 18511)57%14h
Wednesday
Clear
57%
NW 10 km/h3 m/s6 mph (gusts 18511)
14h
Night25°C77°F
25°C77°FMorning31°C88°F
31°C88°FAfternoon31°C88°F
31°C88°FEvening31°C88°F
31°C88°F06:5013.7h20:33
ThursdayNW 15 km/h4 m/s9 mph(gusts 24715)47%14hThursdayClear47%NW 15 km/h4 m/s9 mph (gusts 24715)14h
Thursday
NW 15 km/h4 m/s9 mph(gusts 24715)47%14h
Thursday
Clear
47%
NW 15 km/h4 m/s9 mph (gusts 24715)
14h
Night26°C79°F
26°C79°FMorning33°C91°F
33°C91°FAfternoon33°C91°F
33°C91°FEvening32°C90°F
32°C90°F06:5113.7h20:32
Friday0.7 mm0.03 inN 18 km/h5 m/s11 mph53%14hFridayClear53%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
Clear
53%
N 18 km/h5 m/s11 mph
0.7 mm0.03 in
14h
Night27°C80°F
27°C80°FMorning31°C89°F
31°C89°FAfternoon31°C89°F
31°C89°FEvening30°C87°F
30°C87°F06:5113.7h20:31
SaturdayNW 12 km/h3 m/s8 mph61%14hSaturdayClear61%NW 12 km/h3 m/s8 mph14h
Saturday
NW 12 km/h3 m/s8 mph61%14h
Saturday
Clear
61%
NW 12 km/h3 m/s8 mph
14h
Night24°C75°F
24°C75°FMorning31°C87°F
31°C87°FAfternoon31°C87°F
31°C87°FEvening30°C87°F
30°C87°F06:5213.6h20:30
SundayW 19 km/h5 m/s12 mph58%13hSundayDrizzle58%W 19 km/h5 m/s12 mph13h
Sunday
W 19 km/h5 m/s12 mph58%13h
Sunday
Drizzle
58%
W 19 km/h5 m/s12 mph
13h
Night26°C79°F
26°C79°FMorning33°C91°F
33°C91°FAfternoon33°C91°F
33°C91°FEvening28°C83°F
28°C83°F06:5313.6h20:29
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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