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)	2.31	2.11	2.11	2	1.89	1.81	2	1.89	1.69	2.5	2.61	2.69	2.89	3.39	3.81	3.81	3.69	4.11	3.89	2.81	2.11	1.5	1.19	0.61
Wind gust (m/s)	4.39	3.31	3.19	2.31	2.11	2	3	5.31	6.31	5.64	4.53	4.42	4.5	4.42	4.5	4.5	4.42	4.31	4.39	4.39	3.72	1.61	1.31	0.69
Wind direction (°)	NNW 344°	NNW 342°	NNW 332°	NNW 329°	NW 320°	NW 314°	NW 307°	NW 304°	NW 304°	NW 308°	NW 306°	WNW 292°	W 278°	W 266°	WSW 258°	WSW 252°	WSW 242°	SW 232°	SW 234°	SW 233°	SW 235°	WSW 238°	SW 232°	WSW 239°

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 (%)	92	93	92	91	90	89	86	85	82	72	56	46	40	38	37	37	38	42	46	54	65	72	75	76

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)	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	751	752

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	0.5	1	1.8	2.8	3.5	3.9	3.8	3.3	2.5	1.6	0.8	0.4	0.1	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)	2.9	3	2.9	2.9	2.8	2.9	3	3	3	2.6	2.4	2.2	2	1.9	2.1	2.1	2.2	2.3	2.4	2.4	2.4	2.8	3	3.1
PM10 (µg/m³)	4	4.2	3.9	4.2	4	3.7	3.8	4.4	4.5	4.1	3.3	2.9	2.8	2.9	2.9	2.8	2.8	2.7	3.2	3.1	3.5	4	4.1	4.1
Ozone (O₃) (µg/m³)	40	36	33	32	31	31	32	33	41	47	52	57	58	61	63	65	66	65	62	60	61	55	53	53
NO₂ (µg/m³)	2	2.1	2.2	2.3	2.3	2.1	2.2	2.3	1.9	1.6	1	0.8	0.6	0.6	0.6	0.6	0.6	0.8	0.8	0.9	1.1	1.1	1.3	1.4
SO₂ (µg/m³)	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
CO (µg/m³)	126	125	124	124	123	122	121	120	120	119	119	119	121	120	118	117	117	117	119	120	124	126	128	129

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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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5-day weather forecast Pärnu 19-08-2026

Forecast from 9 °C to 21 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction