Grayson (Gwinnett County) — Weather
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Sign InLive· Clear within 100 kmJust updated
22°C71°F· Fog · 100% cloud cover
Feels like 25°C77°F · Low 21°C70°F · High 28°C83°F
Wind
3 km/h1 m/s2 mph from N
Humidity
97%
Pressure
1019 hPa30.08 inHgstable
UV Index
0.0Low(night)
Storm — heat
It's 22°C72°F and fog in Grayson at the moment.
🌧️ Rain expected from 05:00.
🌧️ Local instability on Sunday, with rain. Total ~1.9 mm. Below the monthly normal (118 mm/month).
🌡️ Expect 28°C82°F — 2.7°C45°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
Now
22°C71°F
32
97
05:00
22°C71°F
0.30.01
32
97
06:00
22°C71°F
11
98
07:00
21°C70°F
32
98
08:00
22°C72°F
32
97
09:00
23°C74°F
74
93
10:00
25°C77°F
85
89
11:00
26°C79°F
96
83
12:00
27°C80°F
106
79
13:00
27°C81°F
106
74
14:00
27°C81°F
106
72
15:00
28°C83°F
106
68
16:00
28°C83°F
117
65
17:00
28°C82°F
106
67
18:00
27°C81°F
106
69
19:00
27°C81°F
106
71
20:00
26°C79°F
85
74
21:00
25°C77°F
64
80
22:00
25°C76°F
53
84
23:00
24°C76°F
53
87
00:00
24°C75°F
64
90
01:00
24°C74°F
64
92
02:00
23°C74°F
64
93
03:00
23°C74°F
0.10.00
74
94
04:00
23°C74°F
0.50.02
85
95
05:00
23°C74°F
0.80.03
85
95
06:00
23°C73°F
0.30.01
85
96
07:00
23°C73°F
85
96
08:00
23°C74°F
106
94
09:00
24°C76°F
106
90
10:00
26°C78°F
106
83
11:00
27°C80°F
117
77
12:00
28°C82°F
107
73
13:00
29°C85°F
95
64
14:00
31°C87°F
96
58
15:00
31°C88°F
85
54
16:00
32°C90°F
85
51
17:00
32°C90°F
85
50
18:00
32°C90°F
85
49
19:00
32°C89°F
74
51
20:00
30°C86°F
42
61
21:00
29°C83°F
32
68
22:00
28°C82°F
21
73
23:00
27°C80°F
21
76
00:00
26°C79°F
32
80
03:00
25°C76°F
11
86
06:00
23°C73°F
32
94
09:00
25°C78°F
21
88
12:00
30°C85°F
32
67
15:00
33°C91°F
64
48
mminkm/hm/smphHumidity %
Daily Forecast
TodayNW 11 km/h3 m/s7 mph(gusts 27717)82%UV 10hTodayLight rain82%NW 11 km/h3 m/s7 mph (gusts 27717)UV 10h
Today
NW 11 km/h3 m/s7 mph(gusts 27717)82%UV 10h
Today
Light rain
82%
NW 11 km/h3 m/s7 mph (gusts 27717)
UV 1
0h
Today — Hourly Forecast
Now
22°C71°F
312
05:00
22°C71°F
312
06:00
22°C71°F
101
07:00
21°C70°F
312
08:00
22°C72°F
312
09:00
23°C74°F
724
10:00
25°C77°F
825
11:00
26°C79°F
926
12:00
27°C80°F
1036
13:00
27°C81°F
1036
14:00
27°C81°F
1036
15:00
28°C83°F
1036
16:00
28°C83°F
1137
17:00
28°C82°F
1036
18:00
27°C81°F
1036
19:00
27°C81°F
1036
20:00
26°C79°F
825
21:00
25°C77°F
624
22:00
25°C76°F
513
23:00
24°C76°F
513
06:4214h20:42
Tomorrow1.9 mm0.07 inNW 11 km/h3 m/s7 mph(gusts 29818)76%UV 23hTomorrowLight rain76%NW 11 km/h3 m/s7 mph (gusts 29818)1.9 mm0.07 inUV 23h
Tomorrow
1.9 mm0.07 inNW 11 km/h3 m/s7 mph(gusts 29818)76%UV 23h
Tomorrow
Light rain
76%
NW 11 km/h3 m/s7 mph (gusts 29818)
1.9 mm0.07 in
UV 2
3h
Tomorrow — Hourly Forecast
00:00
24°C75°F
624
01:00
24°C74°F
624
02:00
23°C74°F
624
03:00
23°C74°F
724
04:00
23°C74°F
825
05:00
23°C74°F
825
06:00
23°C73°F
825
07:00
23°C73°F
825
08:00
23°C74°F
1036
09:00
24°C76°F
1036
10:00
26°C78°F
1036
11:00
27°C80°F
1137
12:00
28°C82°F
1037
13:00
29°C85°F
925
14:00
31°C87°F
936
15:00
31°C88°F
825
16:00
32°C90°F
825
17:00
32°C90°F
825
18:00
32°C90°F
825
19:00
32°C89°F
724
20:00
30°C86°F
412
21:00
29°C83°F
312
22:00
28°C82°F
211
23:00
27°C80°F
211
06:4314h20:41
MondayNE 6 km/h2 m/s4 mph(gusts 16410)72%UV 23hMondayOvercast72%NE 6 km/h2 m/s4 mph (gusts 16410)UV 23h
Monday
NE 6 km/h2 m/s4 mph(gusts 16410)72%UV 23h
Monday
Overcast
72%
NE 6 km/h2 m/s4 mph (gusts 16410)
UV 2
3h
Monday — Forecast Overview
00:00
26°C79°F
312
03:00
25°C76°F
101
06:00
23°C73°F
312
09:00
25°C78°F
211
12:00
30°C85°F
312
15:00
33°C91°F
624
18:00
33°C91°F
413
21:00
29°C85°F
312
06:4413.9h20:40
TuesdayW 13 km/h4 m/s8 mph(gusts 29818)57%UV 210hTuesdayDrizzle57%W 13 km/h4 m/s8 mph (gusts 29818)UV 210h
Tuesday
W 13 km/h4 m/s8 mph(gusts 29818)57%UV 210h
Tuesday
Drizzle
57%
W 13 km/h4 m/s8 mph (gusts 29818)
UV 2
10h
Tuesday — Forecast Overview
00:00
27°C81°F
312
03:00
26°C79°F
624
06:00
25°C77°F
624
09:00
28°C83°F
211
12:00
34°C94°F
825
15:00
38°C100°F
1137
18:00
37°C99°F
1348
21:00
31°C89°F
1036
06:4413.9h20:39
Wednesday6.4 mm0.25 in· heavyW 19 km/h5 m/s12 mph(gusts 481330)73%UV 28hWednesdayRain73%W 19 km/h5 m/s12 mph (gusts 481330)6.4 mm0.25 inUV 28h
Wednesday
6.4 mm0.25 in· heavyW 19 km/h5 m/s12 mph(gusts 481330)73%UV 28h
Wednesday
Rain
73%
W 19 km/h5 m/s12 mph (gusts 481330)
6.4 mm0.25 in
UV 2
8h
Wednesday — Forecast Overview
00:00
22°C72°F
19512
03:00
23°C73°F
724
06:00
23°C74°F
513
09:00
25°C76°F
825
12:00
30°C86°F
1237
15:00
35°C95°F
18511
18:00
29°C84°F
1448
23:00
27°C80°F
825
06:4513.9h20:39
ThursdayNW 12 km/h3 m/s7 mph(gusts 29818)65%UV 211hThursdayOvercast65%NW 12 km/h3 m/s7 mph (gusts 29818)UV 211h
Thursday
NW 12 km/h3 m/s7 mph(gusts 29818)65%UV 211h
Thursday
Overcast
65%
NW 12 km/h3 m/s7 mph (gusts 29818)
UV 2
11h
Night25°C78°F
25°C78°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening29°C84°F
29°C84°F06:4613.9h20:38
FridayN 5 km/h1 m/s3 mph(gusts 1449)65%UV 29hFridayClear65%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
Clear
65%
N 5 km/h1 m/s3 mph (gusts 1449)
UV 2
9h
Night23°C73°F
23°C73°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening29°C84°F
29°C84°F06:4613.8h20:37
Saturday7.8 mm0.31 in· heavyE 14 km/h4 m/s9 mph(gusts 27717)71%UV 29hSaturdayRain71%E 14 km/h4 m/s9 mph (gusts 27717)7.8 mm0.31 inUV 29h
Saturday
7.8 mm0.31 in· heavyE 14 km/h4 m/s9 mph(gusts 27717)71%UV 29h
Saturday
Rain
71%
E 14 km/h4 m/s9 mph (gusts 27717)
7.8 mm0.31 in
UV 2
9h
Night
24°C75°F
24°C75°FMorning28°C82°F
28°C82°FAfternoon28°C82°F
28°C82°FEvening21°C70°F
21°C70°F06:4713.8h20:36
Extended Forecast (GFS)Sunday7.8 mm0.31 in· heavyE 8 km/h2 m/s5 mph(gusts 17511)84%11hSundayLight rain84%E 8 km/h2 m/s5 mph (gusts 17511)7.8 mm0.31 in11h
Sunday
7.8 mm0.31 in· heavyE 8 km/h2 m/s5 mph(gusts 17511)84%11h
Sunday
Light rain
84%
E 8 km/h2 m/s5 mph (gusts 17511)
7.8 mm0.31 in
11h
Night21°C70°F
21°C70°FMorning26°C78°F
26°C78°FAfternoon26°C78°F
26°C78°FEvening22°C72°F
22°C72°F06:4813.8h20:35
Monday4.1 mm0.16 inE 7 km/h2 m/s5 mph(gusts 16410)86%9hMondayThunderstorm86%E 7 km/h2 m/s5 mph (gusts 16410)4.1 mm0.16 in9h
Monday
4.1 mm0.16 inE 7 km/h2 m/s5 mph(gusts 16410)86%9h
Monday
Thunderstorm
86%
E 7 km/h2 m/s5 mph (gusts 16410)
4.1 mm0.16 in
9h
Night21°C69°F
21°C69°FMorning22°C72°F
22°C72°FAfternoon22°C72°F
22°C72°FEvening24°C75°F
24°C75°F06:4913.8h20:35
TuesdaySW 12 km/h3 m/s7 mph(gusts 28817)67%14hTuesdayClear67%SW 12 km/h3 m/s7 mph (gusts 28817)14h
Tuesday
SW 12 km/h3 m/s7 mph(gusts 28817)67%14h
Tuesday
Clear
67%
SW 12 km/h3 m/s7 mph (gusts 28817)
14h
Night20°C69°F
20°C69°FMorning28°C83°F
28°C83°FAfternoon28°C83°F
28°C83°FEvening28°C82°F
28°C82°F06:4913.7h20:34
WednesdayW 11 km/h3 m/s7 mph(gusts 29818)62%14hWednesdayClear62%W 11 km/h3 m/s7 mph (gusts 29818)14h
Wednesday
W 11 km/h3 m/s7 mph(gusts 29818)62%14h
Wednesday
Clear
62%
W 11 km/h3 m/s7 mph (gusts 29818)
14h
Night25°C77°F
25°C77°FMorning30°C87°F
30°C87°FAfternoon30°C87°F
30°C87°FEvening28°C83°F
28°C83°F06:5013.7h20:33
ThursdayNW 17 km/h5 m/s11 mph(gusts 351022)56%14hThursdayClear56%NW 17 km/h5 m/s11 mph (gusts 351022)14h
Thursday
NW 17 km/h5 m/s11 mph(gusts 351022)56%14h
Thursday
Clear
56%
NW 17 km/h5 m/s11 mph (gusts 351022)
14h
Night24°C76°F
24°C76°FMorning29°C84°F
29°C84°FAfternoon29°C84°F
29°C84°FEvening27°C80°F
27°C80°F06:5113.7h20:32
FridayE 14 km/h4 m/s9 mph(gusts 381023)50%14hFridayClear50%E 14 km/h4 m/s9 mph (gusts 381023)14h
Friday
E 14 km/h4 m/s9 mph(gusts 381023)50%14h
Friday
Clear
50%
E 14 km/h4 m/s9 mph (gusts 381023)
14h
Night19°C67°F
19°C67°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening27°C81°F
27°C81°F06:5113.7h20:31
SaturdaySE 9 km/h3 m/s6 mph(gusts 29818)56%14hSaturdayClear56%SE 9 km/h3 m/s6 mph (gusts 29818)14h
Saturday
SE 9 km/h3 m/s6 mph(gusts 29818)56%14h
Saturday
Clear
56%
SE 9 km/h3 m/s6 mph (gusts 29818)
14h
Night22°C72°F
22°C72°FMorning28°C83°F
28°C83°FAfternoon28°C83°F
28°C83°FEvening29°C84°F
29°C84°F06:5213.6h20:30
SundayW 16 km/h4 m/s10 mph50%11hSundayPartly cloudy50%W 16 km/h4 m/s10 mph11h
Sunday
W 16 km/h4 m/s10 mph50%11h
Sunday
Partly cloudy
50%
W 16 km/h4 m/s10 mph
11h
Night24°C75°F
24°C75°FMorning28°C83°F
28°C83°FAfternoon28°C83°F
28°C83°FEvening27°C81°F
27°C81°F06:5313.6h20:29
Sunrise
06:42
Civil Dawn 06:12
Sunset
20:42
Civil Dusk 21:12
Today vs. seasonal normal
-3.2°C-5.7°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 22°C with Fog. The high is 28°C and the low is 21°C.
What is the 16-day forecast for Grayson?
The 16-day forecast for Grayson shows the warmest day is Tuesday at 38°C, while the coolest night is Friday at 18°C. 7 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, 04:00 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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