Grayson (Gwinnett County) — Weather
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24°C75°F· Partly cloudy · 80% cloud cover
Feels like 27°C81°F · Low 23°C74°F · High 33°C91°F
Wind
9 km/h2 m/s5 mph from W
Humidity
95%
Pressure
1015 hPa29.97 inHgstable
UV Index
0.0Low(night)
Unsettled — heat + rain
It's 24°C75°F and partly cloudy in Grayson at the moment.
⛈️ Prolonged storm, moderate-intensity Saturday–Friday, with rain and embedded thunderstorms. Total ~23.5 mm. Peak Monday (6.7 mm). Below the monthly normal (118 mm/month).
🔥 Expect 33°C91°F — 7.3°C37°F markedly warmer than the July seasonal mean (26°C79°F).
🌡️ Warming front around 15:00; temperatures rise ~8°C46°F.
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
Now
24°C75°F
925
95
05:00
24°C74°F
825
95
06:00
23°C74°F
825
95
07:00
23°C74°F
825
95
08:00
24°C75°F
1036
93
09:00
25°C77°F
1237
87
10:00
26°C80°F
1237
82
11:00
28°C82°F
1237
75
12:00
29°C84°F
1348
69
13:00
30°C86°F
1137
64
14:00
31°C88°F
1137
60
15:00
32°C90°F
1237
55
16:00
33°C91°F
1238
50
17:00
33°C91°F
1348
47
18:00
33°C91°F
1238
45
19:00
32°C90°F
1036
44
20:00
31°C88°F
825
47
21:00
30°C85°F
513
55
22:00
28°C83°F
413
62
23:00
27°C81°F
412
67
00:00
26°C79°F
412
72
01:00
26°C78°F
413
75
02:00
25°C77°F
513
77
03:00
25°C76°F
513
79
04:00
24°C76°F
413
81
05:00
24°C75°F
513
84
06:00
24°C75°F
513
86
07:00
24°C75°F
513
88
08:00
25°C77°F
513
86
09:00
27°C80°F
724
81
10:00
28°C83°F
936
72
11:00
29°C85°F
936
63
12:00
30°C86°F
936
56
13:00
31°C88°F
725
52
14:00
32°C90°F
624
45
15:00
33°C92°F
513
42
16:00
33°C92°F
513
39
17:00
33°C92°F
412
40
18:00
33°C92°F
412
39
19:00
33°C91°F
211
41
20:00
31°C88°F
211
52
21:00
29°C85°F
412
58
22:00
28°C82°F
312
62
23:00
27°C81°F
211
69
00:00
27°C81°F
211
68
03:00
26°C79°F
312
71
06:00
25°C76°F
312
89
09:00
27°C81°F
624
84
12:00
30°C86°F
825
76
15:00
35°C94°F
1348
48
mminkm/hm/smphHumidity %
Daily Forecast
TodayNW 13 km/h4 m/s8 mph(gusts 351022)69%UV 24hTodayDrizzle69%NW 13 km/h4 m/s8 mph (gusts 351022)UV 24h
Today
NW 13 km/h4 m/s8 mph(gusts 351022)69%UV 24h
Today
Drizzle
69%
NW 13 km/h4 m/s8 mph (gusts 351022)
UV 2
4h
Today — Hourly Forecast
Now
24°C75°F
925
05:00
24°C74°F
825
06:00
23°C74°F
825
07:00
23°C74°F
825
08:00
24°C75°F
1036
09:00
25°C77°F
1237
10:00
26°C80°F
1237
11:00
28°C82°F
1237
12:00
29°C84°F
1348
13:00
30°C86°F
1137
14:00
31°C88°F
1137
15:00
32°C90°F
1237
16:00
33°C91°F
1238
17:00
33°C91°F
1348
18:00
33°C91°F
1238
19:00
32°C90°F
1036
20:00
31°C88°F
825
21:00
30°C85°F
513
22:00
28°C83°F
413
23:00
27°C81°F
412
06:4314h20:41
TomorrowN 9 km/h3 m/s6 mph(gusts 24715)64%UV 25hTomorrowOvercast64%N 9 km/h3 m/s6 mph (gusts 24715)UV 25h
Tomorrow
N 9 km/h3 m/s6 mph(gusts 24715)64%UV 25h
Tomorrow
Overcast
64%
N 9 km/h3 m/s6 mph (gusts 24715)
UV 2
5h
Tomorrow — Hourly Forecast
00:00
26°C79°F
412
01:00
26°C78°F
413
02:00
25°C77°F
513
03:00
25°C76°F
513
04:00
24°C76°F
413
05:00
24°C75°F
513
06:00
24°C75°F
513
07:00
24°C75°F
513
08:00
25°C77°F
513
09:00
27°C80°F
724
10:00
28°C83°F
936
11:00
29°C85°F
936
12:00
30°C86°F
936
13:00
31°C88°F
725
14:00
32°C90°F
624
15:00
33°C92°F
513
16:00
33°C92°F
513
17:00
33°C92°F
412
18:00
33°C92°F
412
19:00
33°C91°F
211
20:00
31°C88°F
211
21:00
29°C85°F
412
22:00
28°C82°F
312
23:00
27°C81°F
211
06:4413.9h20:40
TuesdayW 14 km/h4 m/s9 mph(gusts 341021)67%UV 21hTuesdayDrizzle67%W 14 km/h4 m/s9 mph (gusts 341021)UV 21h
Tuesday
W 14 km/h4 m/s9 mph(gusts 341021)67%UV 21h
Tuesday
Drizzle
67%
W 14 km/h4 m/s9 mph (gusts 341021)
UV 2
1h
Tuesday — Forecast Overview
00:00
27°C81°F
211
03:00
26°C79°F
312
06:00
25°C76°F
312
09:00
27°C81°F
624
12:00
30°C86°F
825
15:00
35°C94°F
1348
18:00
35°C96°F
1348
21:00
31°C88°F
825
06:4413.9h20:39
WednesdayNW 20 km/h6 m/s13 mph(gusts 34921)58%UV 210hWednesdayOvercast58%NW 20 km/h6 m/s13 mph (gusts 34921)UV 210h
Wednesday
NW 20 km/h6 m/s13 mph(gusts 34921)58%UV 210h
Wednesday
Overcast
58%
NW 20 km/h6 m/s13 mph (gusts 34921)
UV 2
10h
Wednesday — Forecast Overview
00:00
28°C82°F
1137
03:00
28°C82°F
1348
06:00
26°C78°F
1137
09:00
28°C82°F
1449
12:00
33°C92°F
15410
15:00
36°C97°F
17511
18:00
35°C94°F
20612
21:00
29°C83°F
1348
06:4513.9h20:39
ThursdayNW 16 km/h5 m/s10 mph49%UV 213hThursdayClear49%NW 16 km/h5 m/s10 mphUV 213h
Thursday
NW 16 km/h5 m/s10 mph49%UV 213h
Thursday
Clear
49%
NW 16 km/h5 m/s10 mph
UV 2
13h
Thursday — Forecast Overview
00:00
25°C78°F
926
03:00
24°C75°F
825
06:00
22°C72°F
724
09:00
26°C79°F
624
12:00
33°C92°F
412
15:00
36°C96°F
1036
18:00
35°C94°F
16410
23:00
27°C81°F
724
06:4613.9h20:38
FridayNE 11 km/h3 m/s7 mph(gusts 27817)58%UV 21hFridayOvercast58%NE 11 km/h3 m/s7 mph (gusts 27817)UV 21h
Friday
NE 11 km/h3 m/s7 mph(gusts 27817)58%UV 21h
Friday
Overcast
58%
NE 11 km/h3 m/s7 mph (gusts 27817)
UV 2
1h
Night24°C75°F
24°C75°FMorning27°C81°F
27°C81°FAfternoon27°C81°F
27°C81°FEvening30°C86°F
30°C86°F06:4613.8h20:37
Saturday1.3 mm0.05 inE 10 km/h3 m/s6 mph(gusts 31919)73%UV 20hSaturdayLight rain73%E 10 km/h3 m/s6 mph (gusts 31919)1.3 mm0.05 inUV 20h
Saturday
1.3 mm0.05 inE 10 km/h3 m/s6 mph(gusts 31919)73%UV 20h
Saturday
Light rain
73%
E 10 km/h3 m/s6 mph (gusts 31919)
1.3 mm0.05 in
UV 2
0h
Night25°C77°F
25°C77°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening27°C80°F
27°C80°F06:4713.8h20:36
Sunday4.8 mm0.19 inSE 15 km/h4 m/s9 mph(gusts 30819)86%UV 29hSundayThunderstorm86%SE 15 km/h4 m/s9 mph (gusts 30819)4.8 mm0.19 inUV 29h
Sunday
4.8 mm0.19 inSE 15 km/h4 m/s9 mph(gusts 30819)86%UV 29h
Sunday
Thunderstorm
86%
SE 15 km/h4 m/s9 mph (gusts 30819)
4.8 mm0.19 in
UV 2
9h
Night24°C75°F
24°C75°FMorning23°C73°F
23°C73°FAfternoon23°C73°F
23°C73°FEvening23°C74°F
23°C74°F06:4813.8h20:35
Extended Forecast (GFS)Monday6.7 mm0.26 in· heavyS 12 km/h3 m/s8 mph(gusts 29818)79%14hMondayRain79%S 12 km/h3 m/s8 mph (gusts 29818)6.7 mm0.26 in14h
Monday
6.7 mm0.26 in· heavyS 12 km/h3 m/s8 mph(gusts 29818)79%14h
Monday
Rain
79%
S 12 km/h3 m/s8 mph (gusts 29818)
6.7 mm0.26 in
14h
Night21°C71°F
21°C71°FMorning22°C72°F
22°C72°FAfternoon22°C72°F
22°C72°FEvening27°C80°F
27°C80°F06:4913.8h20:35
Tuesday2.0 mm0.08 inSW 12 km/h3 m/s7 mph(gusts 26716)72%14hTuesdayDrizzle72%SW 12 km/h3 m/s7 mph (gusts 26716)2.0 mm0.08 in14h
Tuesday
2.0 mm0.08 inSW 12 km/h3 m/s7 mph(gusts 26716)72%14h
Tuesday
Drizzle
72%
SW 12 km/h3 m/s7 mph (gusts 26716)
2.0 mm0.08 in
14h
Night22°C72°F
22°C72°FMorning28°C82°F
28°C82°FAfternoon28°C82°F
28°C82°FEvening29°C84°F
29°C84°F06:4913.7h20:34
Wednesday5.1 mm0.20 in· heavyW 16 km/h4 m/s10 mph(gusts 27716)73%11hWednesdayLight rain73%W 16 km/h4 m/s10 mph (gusts 27716)5.1 mm0.20 in11h
Wednesday
5.1 mm0.20 in· heavyW 16 km/h4 m/s10 mph(gusts 27716)73%11h
Wednesday
Light rain
73%
W 16 km/h4 m/s10 mph (gusts 27716)
5.1 mm0.20 in
11h
Night25°C76°F
25°C76°FMorning29°C84°F
29°C84°FAfternoon29°C84°F
29°C84°FEvening26°C79°F
26°C79°F06:5013.7h20:33
Thursday2.1 mm0.08 inW 13 km/h4 m/s8 mph(gusts 31919)75%8hThursdayLight rain75%W 13 km/h4 m/s8 mph (gusts 31919)2.1 mm0.08 in8h
Thursday
2.1 mm0.08 inW 13 km/h4 m/s8 mph(gusts 31919)75%8h
Thursday
Light rain
75%
W 13 km/h4 m/s8 mph (gusts 31919)
2.1 mm0.08 in
8h
Night23°C74°F
23°C74°FMorning26°C79°F
26°C79°FAfternoon26°C79°F
26°C79°FEvening26°C78°F
26°C78°F06:5113.7h20:32
Friday1.5 mm0.06 inW 11 km/h3 m/s7 mph(gusts 18511)65%14hFridayLight rain65%W 11 km/h3 m/s7 mph (gusts 18511)1.5 mm0.06 in14h
Friday
1.5 mm0.06 inW 11 km/h3 m/s7 mph(gusts 18511)65%14h
Friday
Light rain
65%
W 11 km/h3 m/s7 mph (gusts 18511)
1.5 mm0.06 in
14h
Night22°C72°F
22°C72°FMorning27°C81°F
27°C81°FAfternoon27°C81°F
27°C81°FEvening28°C82°F
28°C82°F06:5113.7h20:31
Saturday0.7 mm0.03 inE 11 km/h3 m/s7 mph(gusts 29818)65%14hSaturdayClear65%E 11 km/h3 m/s7 mph (gusts 29818)0.7 mm0.03 in14h
Saturday
0.7 mm0.03 inE 11 km/h3 m/s7 mph(gusts 29818)65%14h
Saturday
Clear
65%
E 11 km/h3 m/s7 mph (gusts 29818)
0.7 mm0.03 in
14h
Night22°C72°F
22°C72°FMorning27°C81°F
27°C81°FAfternoon27°C81°F
27°C81°FEvening28°C82°F
28°C82°F06:5213.6h20:30
Sunday9.4 mm0.37 in· heavyS 17 km/h5 m/s11 mph(gusts 371023)74%14hSundayHeavy rain74%S 17 km/h5 m/s11 mph (gusts 371023)9.4 mm0.37 in14h
Sunday
9.4 mm0.37 in· heavyS 17 km/h5 m/s11 mph(gusts 371023)74%14h
Sunday
Heavy rain
74%
S 17 km/h5 m/s11 mph (gusts 371023)
9.4 mm0.37 in
14h
Night24°C76°F
24°C76°FMorning29°C84°F
29°C84°FAfternoon29°C84°F
29°C84°FEvening22°C72°F
22°C72°F06:5313.6h20:29
Monday9.6 mm0.38 in· heavyS 8 km/h2 m/s5 mph76%13hMondayLight rain76%S 8 km/h2 m/s5 mph9.6 mm0.38 in13h
Monday
9.6 mm0.38 in· heavyS 8 km/h2 m/s5 mph76%13h
Monday
Light rain
76%
S 8 km/h2 m/s5 mph
9.6 mm0.38 in
13h
Night21°C70°F
21°C70°FMorning27°C80°F
27°C80°FAfternoon27°C80°F
27°C80°FEvening28°C83°F
28°C83°F06:5413.6h20:28
Sunrise
06:43
Civil Dawn 06:13
Sunset
20:41
Civil Dusk 21:11
Today vs. seasonal normal
+1.4°C+2.5°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 24°C with Partly cloudy. The high is 33°C and the low is 23°C.
What is the 16-day forecast for Grayson?
The 16-day forecast for Grayson shows the warmest day is Wednesday at 36°C, while the coolest night is Tuesday at 21°C. 12 day(s) have precipitation expected.
What time is sunrise and sunset in Grayson?
In Grayson, sunrise is at 06:43 and sunset is at 20:41. Day length is approximately 13h 58m.
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: 07/26/2026, 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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