5-day weather forecast Prague 21-07-2026

Weather forecast Prague Tuesday, July 21 21.07.2026: partly cloudy, temperature from 10 °C to 21 °C.

Precipitation probability 15%. Wind up to 5.19 m/s (gusts 6.03 m/s). Air humidity 34–82%, atmospheric pressure 766–767 mm Hg, UV index up to 6.1.

Sunrise 05:16
Sunset 21:00

First Quarter53% illuminated
Moonrise 14:12 · Moonset 23:38

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Table

← Mon, Jul 20

Tue, Jul 21, 2026

Forecast from 10 °C to 21 °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)	11	11	10	10	11	12	12	13	15	17	18	20	21	20	21	21	20	20	20	20	18	16	16	14
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

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 (%)	38	32	45	49	42	27	18	14	15	26	44	43	46	53	99	100	47	45	39	16	20	45	33	20
Rain chance (%)	12	13	15	15	13	10	8	7	5	4	4	3	3	4	10	10	4	3	3	2	2	5	4	4

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)	2.5	2.31	2.19	2.11	1.81	1.81	2	2.61	3.31	3.31	3.5	4.19	4.69	5	4.69	5.19	5.11	4.19	4.19	3.61	3.61	2.61	2.11	2.31
Wind gust (m/s)	5.25	4.83	4.61	4.42	3.36	3.11	3.17	3.5	3.81	3.81	4.03	4.83	5.42	5.75	5.42	5.97	5.94	5.08	5.06	5	6.03	5.47	4.42	4.83
Wind direction (°)	W 277°	W 271°	W 276°	WNW 283°	WNW 286°	W 278°	W 278°	WNW 288°	WNW 303°	NW 311°	NW 319°	NNW 329°	NNW 332°	NNW 332°	NNW 329°	NNW 337°	NNW 348°	NNW 328°	NW 312°	WNW 294°	WNW 291°	WNW 286°	WSW 254°	WSW 255°

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 (%)	79	81	82	82	79	76	73	70	63	53	44	38	35	35	34	35	38	37	37	40	47	52	52	57

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)	767	767	767	767	767	767	767	767	767	767	767	767	767	767	766	766	766	766	766	766	766	766	766	766

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	0.1	0.2	0.9	1.9	3.4	4.8	5.9	6.1	4.1	5	6	6	6	5	5	0	0	0

← Mon, Jul 20

Tue, Jul 21, 2026

Prague 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 →