5-day weather forecast Prague 19-08-2026

Weather forecast Prague Wednesday, August 19 19.08.2026: partly cloudy, temperature from 15 °C to 30 °C.

Precipitation probability 56%. Wind up to 7.11 m/s (gusts 8.17 m/s). Air humidity 31–93%, atmospheric pressure 755–761 mm Hg, UV index up to 3.1.

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ModerateAug 16, 11:02 AM — Aug 18, 05:00 PMTranslate with Google

Moderate Fire Impact

Risk of fires due to prolonged drought. Possible occurrence of severe fire with subsequent damage. Possible damage to ecosystems, property, forestry, agriculture, etc. Risk of human injury. Deterioration of air quality causing respiratory problems and other health issues.

Do not light fires outdoors, do not burn grass, do not smoke or discard cigarette butts on the ground. Do not use portable stoves or other open flame sources. Follow local bans issued due to drought and fire risk. Stay alert when using agricultural machinery and near railway tracks where sparks from wheels and brakes can ignite vegetation.

ModerateAug 16, 11:02 AM — Aug 18, 05:00 PMTranslate with Google

Moderate Fire Impact

5 days at a glance — tap a day to open it

Sunrise 05:58
Sunset 20:13

First Quarter48% illuminated
Moonrise 14:33 · Moonset 22:29

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← Tue, Aug 18

Wed, Aug 19, 2026

Thu, Aug 20 →

Forecast from 15 °C to 30 °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)	16	16	16	17	17	15	15	17	18	19	21	24	22	25	29	27	28	30	30	29	25	23	21	20
Precipitation (mm/hr)	0.32	0.15	0.33	0.05	0	0	0	0	0	0	0	0.01	0	0.01	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 (%)	73	94	84	100	90	69	100	100	29	49	65	62	71	88	10	46	19	46	51	77	44	37	31	25
Rain chance (%)	49	43	56	29	22	23	28	26	13	11	10	8	10	11	1	4	2	3	4	7	4	5	5	7

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	2.39	2.69	3.81	3.61	3.31	2.61	2.5	4.11	2.69	3	6.5	3.81	3.39	7.11	3.11	3	7.11	4.81	4.11	4.19	3.31	2.5	1.61
Wind gust (m/s)	4.17	4	4.53	5.19	4.94	6.31	4.42	3.64	5.33	3.36	3.44	7.47	4.36	3.92	8.17	3.72	3.75	8.17	6.36	6.5	7.28	6	4.69	3.33
Wind direction (°)	SW 215°	SW 229°	SW 217°	WSW 253°	WSW 248°	WSW 243°	WSW 246°	WSW 241°	WSW 242°	WSW 244°	WSW 247°	WSW 255°	WSW 238°	WSW 242°	W 262°	WSW 242°	SW 233°	WSW 254°	SW 232°	SW 227°	WSW 248°	W 264°	W 281°	WNW 297°

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 (%)	93	92	92	81	81	91	88	84	84	74	65	54	61	52	31	46	41	31	34	38	47	54	61	68

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)	758	759	758	760	760	758	760	761	758	761	760	758	760	759	757	758	757	755	756	756	756	757	758	758

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	0.2	0.6	0.6	1.8	2.6	0.7	0.8	3.1	1.6	2.5	1.8	0.6	0	0	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	7.4	6.7	6.1	6.2	7.7	8.8	9.7	10.9	13.9	15.9	17.1	18.6	16.8	12.4	9.3	7.6	6.7	6.3	6.2	7.3	9.2	10	9.6	9.1
PM10 (µg/m³)	9.5	8	6.6	6.6	8.2	9.4	10.3	11.5	14.5	16.5	18	19.6	17.6	13.2	10.4	8.8	7.7	7	6.8	7.7	9.6	10.3	9.9	9.4
Ozone (O₃) (µg/m³)	51.3	48	47	46	47	47	42	35	35	47	66	82	93	102	108	111	111	108	102	93	86	85	85	84
NO₂ (µg/m³)	8.9	8.8	8	7.3	6.8	7.2	9.4	12.5	13.9	12.2	8.8	5.8	3.9	2.4	1.4	0.8	0.7	1.7	4.9	9.2	12	11.6	9.6	8.3
SO₂ (µg/m³)	0.8	0.9	1	1	1	1.1	1.2	1.5	1.6	1.7	1.7	1.6	1.5	1.3	1.1	1	0.9	0.9	1.1	1.3	1.5	1.5	1.4	1.3
CO (µg/m³)	172.3	159	139.5	123	122	125	133	145	153	155	153	148	140	129	121	114	110	112	128	151	168	173	171	167

← Tue, Aug 18

Wed, Aug 19, 2026

Thu, Aug 20 →

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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.

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