5-day weather forecast Atlanta 21-05-2026

Weather forecast Atlanta Thursday, May 21 21.05.2026: sunny, temperature from 21 °C to 32 °C.

Precipitation probability 70%. Wind up to 3.61 m/s (gusts 4.64 m/s). Air humidity 31–81%, atmospheric pressure 761–764 mm Hg, UV index up to 8.

Sunrise 06:32
Sunset 20:36

Waxing Crescent24% illuminated
Moonrise 11:25 · Moonset 01:03

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← Wed, May 20

Thu, May 21, 2026

Forecast from 21 °C to 32 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	24	23	23	22	22	22	21	22	23	25	27	29	30	32	32	31	30	29	28	27	26	25	24	23
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.02	0	0	0	0.07	0	0	0	0.1

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	22	14	15	19	21	19	15	15	16	18	19	22	21	22	45	92	53	45	45	85	41	31	22	71
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	70	0	0	0	100	0	0	0	100

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.39	2	1.5	1.19	0.5	0.61	1.11	1.31	1.11	1.5	2	2.5	2.81	3.31	3.61	3.39	3.31	3.39	3.39	3.11	2.39	1.61	1.39	2.31
Wind gust (m/s)	4.03	3.42	2.61	2.22	0.92	1.11	2.03	2.22	1.53	1.72	2.31	2.89	3.22	3.81	4.14	3.92	4.11	4.58	4.64	4.36	3.78	2.58	2.33	3.83
Wind direction (°)	W 263°	WNW 285°	NW 308°	N 354°	SE 137°	SSW 212°	SSW 197°	SW 222°	SSW 212°	SSW 198°	SSW 211°	S 191°	S 187°	S 185°	S 183°	S 191°	SW 218°	WSW 254°	W 262°	W 281°	W 281°	W 271°	NE 52°	E 91°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	77	79	79	79	79	81	81	81	72	61	53	46	39	34	31	32	39	47	51	56	65	71	72	75

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	764	764	764	763	763	763	764	764	764	764	764	764	764	763	762	762	762	761	761	762	762	763	763	764

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.5	6	7	7	8	8	8	7	8	7	7	6	7	0	0	0

← Wed, May 20

Thu, May 21, 2026

Atlanta on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →