Grayson (Gwinnett County) — Weather
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Sign InLive· Clear within 100 kmJust updated
22°C72°F· Fog · 100% cloud cover
Feels like 26°C79°F · Low 22°C72°F · High 28°C83°F
Wind
2 km/h0 m/s1 mph from N
Humidity
97%
Pressure
1019 hPa30.08 inHgstable
UV Index
0.0Low(night)
Unsettled — heat
It's 22°C72°F and fog 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
Now
22°C72°F
21
97
07:00
22°C72°F
11
98
08:00
22°C72°F
21
97
09:00
24°C75°F
74
93
10:00
25°C77°F
85
90
11:00
26°C79°F
106
85
12:00
27°C80°F
0.20.01
106
81
13:00
27°C80°F
0.30.01
106
82
14:00
27°C81°F
0.80.03
96
78
15:00
27°C81°F
95
75
16:00
28°C82°F
96
71
17:00
28°C83°F
106
69
18:00
28°C82°F
117
70
19:00
27°C81°F
106
73
20:00
27°C80°F
85
78
21:00
25°C78°F
74
85
22:00
25°C76°F
64
90
23:00
24°C76°F
74
93
00:00
24°C75°F
74
95
01:00
24°C75°F
74
96
02:00
24°C74°F
75
96
03:00
24°C74°F
85
96
04:00
23°C74°F
95
96
05:00
24°C74°F
95
95
06:00
23°C74°F
85
95
07:00
23°C74°F
85
95
08:00
24°C75°F
106
94
09:00
25°C76°F
117
89
10:00
26°C79°F
117
83
11:00
27°C80°F
0.20.01
117
80
12:00
27°C81°F
0.20.01
96
77
13:00
29°C84°F
85
73
14:00
30°C85°F
74
68
15:00
31°C87°F
64
62
16:00
32°C89°F
64
57
17:00
32°C89°F
64
54
18:00
32°C89°F
53
53
19:00
31°C89°F
43
54
20:00
30°C86°F
42
64
21:00
28°C83°F
42
70
22:00
27°C81°F
32
74
23:00
26°C80°F
32
77
00:00
26°C79°F
42
78
03:00
24°C75°F
43
84
06:00
23°C73°F
43
88
09:00
25°C77°F
42
90
12:00
29°C85°F
53
69
15:00
32°C90°F
21
51
18:00
32°C90°F
43
47
mminkm/hm/smphHumidity %
Daily Forecast
Today1.3 mm0.05 inNW 11 km/h3 m/s7 mph(gusts 32920)84%UV 10hTodayLight rain84%NW 11 km/h3 m/s7 mph (gusts 32920)1.3 mm0.05 inUV 10h
Today
1.3 mm0.05 inNW 11 km/h3 m/s7 mph(gusts 32920)84%UV 10h
Today
Light rain
84%
NW 11 km/h3 m/s7 mph (gusts 32920)
1.3 mm0.05 in
UV 1
0h
Today — Hourly Forecast
Now
22°C72°F
201
07:00
22°C72°F
101
08:00
22°C72°F
211
09:00
24°C75°F
724
10:00
25°C77°F
825
11:00
26°C79°F
1036
12:00
27°C80°F
1036
13:00
27°C80°F
1036
14:00
27°C81°F
936
15:00
27°C81°F
925
16:00
28°C82°F
936
17:00
28°C83°F
1036
18:00
28°C82°F
1137
19:00
27°C81°F
1036
20:00
27°C80°F
825
21:00
25°C78°F
724
22:00
25°C76°F
624
23:00
24°C76°F
724
06:4214h20:42
Tomorrow0.5 mm0.02 inNW 11 km/h3 m/s7 mph(gusts 29818)79%UV 23hTomorrowLight rain79%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
Light rain
79%
NW 11 km/h3 m/s7 mph (gusts 29818)
0.5 mm0.02 in
UV 2
3h
Tomorrow — Hourly Forecast
00:00
24°C75°F
724
01:00
24°C75°F
724
02:00
24°C74°F
725
03:00
24°C74°F
825
04:00
23°C74°F
925
05:00
24°C74°F
925
06:00
23°C74°F
825
07:00
23°C74°F
825
08:00
24°C75°F
1036
09:00
25°C76°F
1137
10:00
26°C79°F
1137
11:00
27°C80°F
1137
12:00
27°C81°F
936
13:00
29°C84°F
825
14:00
30°C85°F
724
15:00
31°C87°F
624
16:00
32°C89°F
624
17:00
32°C89°F
624
18:00
32°C89°F
513
19:00
31°C89°F
413
20:00
30°C86°F
412
21:00
28°C83°F
412
22:00
27°C81°F
312
23:00
26°C80°F
312
06:4314h20:41
MondayN 6 km/h2 m/s4 mph(gusts 16410)72%UV 26hMondayOvercast72%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
Overcast
72%
N 6 km/h2 m/s4 mph (gusts 16410)
UV 2
6h
Monday — Forecast Overview
00:00
26°C79°F
412
03:00
24°C75°F
413
06:00
23°C73°F
413
09:00
25°C77°F
412
12:00
29°C85°F
513
15:00
32°C90°F
211
18:00
32°C90°F
413
21:00
29°C85°F
211
06:4413.9h20:40
TuesdayW 13 km/h4 m/s8 mph(gusts 32920)58%UV 29hTuesdayDrizzle58%W 13 km/h4 m/s8 mph (gusts 32920)UV 29h
Tuesday
W 13 km/h4 m/s8 mph(gusts 32920)58%UV 29h
Tuesday
Drizzle
58%
W 13 km/h4 m/s8 mph (gusts 32920)
UV 2
9h
Tuesday — Forecast Overview
00:00
27°C80°F
312
03:00
25°C78°F
412
06:00
24°C76°F
413
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
Wednesday5.9 mm0.23 in· heavyW 19 km/h5 m/s12 mph(gusts 481330)72%UV 29hWednesdayRain72%W 19 km/h5 m/s12 mph (gusts 481330)5.9 mm0.23 inUV 29h
Wednesday
5.9 mm0.23 in· heavyW 19 km/h5 m/s12 mph(gusts 481330)72%UV 29h
Wednesday
Rain
72%
W 19 km/h5 m/s12 mph (gusts 481330)
5.9 mm0.23 in
UV 2
9h
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
412
06:4513.9h20:39
ThursdayNW 12 km/h3 m/s7 mph(gusts 29818)63%UV 211hThursdayOvercast63%NW 12 km/h3 m/s7 mph (gusts 29818)UV 211h
Thursday
NW 12 km/h3 m/s7 mph(gusts 29818)63%UV 211h
Thursday
Overcast
63%
NW 12 km/h3 m/s7 mph (gusts 29818)
UV 2
11h
Night26°C78°F
26°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
Night24°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
-3.4°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 22°C with Fog. The high is 28°C and the low is 22°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, 06:00 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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