5-day weather forecast Miami 21-05-2026

Weather forecast Miami Thursday, May 21 21.05.2026: patchy rain possible, temperature from 27 °C to 29 °C.

Precipitation probability 85%. Wind up to 6.81 m/s (gusts 8.89 m/s). Air humidity 58–72%, atmospheric pressure 761–764 mm Hg, UV index up to 7.

Sunrise 06:32
Sunset 20:03

Waxing Crescent24% illuminated
Moonrise 11:24 · Moonset 00:26

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← Wed, May 20

Thu, May 21, 2026

Forecast from 27 °C to 29 °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)	27	27	27	27	27	27	27	27	27	27	28	28	28	29	29	29	29	29	28	28	28	28	28	27
Precipitation (mm/hr)	0	0	0.03	0	0.01	0.16	0.01	0.01	0.07	0.01	0.01	0.53	0.01	0.01	0.01	0	0	0	0	0	0	0	0	0.01

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 (%)	47	56	89	52	59	62	88	96	83	84	80	57	53	77	78	53	28	4	6	7	9	30	51	73
Rain chance (%)	0	0	85	0	82	100	60	76	100	62	85	100	75	71	84	56	28	0	0	0	0	22	43	65

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)	6.69	6.5	6.81	5.89	5.11	5.69	4.61	4.19	5.39	4.5	4.5	4.89	4.5	5.11	5.31	5.39	5.61	5.69	5.69	5.81	5.81	5.89	6	6.11
Wind gust (m/s)	8.75	8.47	8.89	7.75	6.86	7.64	6.14	5.61	6.92	5.75	5.64	6.36	5.39	5.86	7.08	6.89	6.69	6.56	6.69	6.89	7.11	7.39	7.61	7.83
Wind direction (°)	E 94°	E 97°	ESE 110°	E 101°	E 99°	ESE 107°	E 100°	ESE 102°	ESE 109°	E 96°	E 97°	ESE 112°	E 89°	E 86°	ESE 108°	ESE 102°	E 97°	E 91°	E 91°	E 90°	E 90°	E 95°	E 100°	ESE 105°

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 (%)	67	68	70	68	68	72	66	65	71	64	62	65	59	58	61	60	60	59	61	62	64	66	68	70

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)	763	762	762	761	761	762	762	762	763	763	763	764	763	763	763	762	762	761	762	762	762	762	762	763

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	0.3	6	6	6	6	6	6	7	6	7	7	7	7	0	0	0

← Wed, May 20

Thu, May 21, 2026

Miami 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 →