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)	15	14	14	14	14	14	14	14	14	14	15	15	15	15	15	15	15	15	15	15	15	15	15	15
Precipitation (mm/hr)	0.74	0.27	0.23	0.62	0.47	0.91	0.77	0.98	0.66	0.74	0.71	0.13	0.46	0.48	0.42	0.04	0.46	1.05	0.84	0.81	0.83	0.7	0.38	0.31

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 (%)	58	77	98	95	99	100	86	86	95	68	83	57	97	79	79	76	100	98	100	100	100	100	80	78
Rain chance (%)	46	34	36	51	48	60	55	61	55	49	51	20	45	40	36	16	47	62	59	59	59	55	39	36

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)	11.39	11	10	9.39	8.81	8.11	7.31	7.31	7.69	7.11	7.61	7.19	6.61	7.5	8	8.69	9.39	10.89	11.69	11.31	10.39	9.5	8.81	8.19
Wind gust (m/s)	12.03	11.31	10.5	9.81	9.22	8.53	7.81	7.83	8.42	8.03	8	7.44	7.42	8.31	8.42	8.89	10.11	11.5	12	11.72	11	10.22	9.92	9.61
Wind direction (°)	W 263°	W 265°	W 264°	W 264°	W 267°	W 266°	W 266°	WNW 285°	WNW 294°	WNW 294°	WNW 294°	WNW 291°	NW 312°	NW 325°	NNW 329°	NNW 331°	NNW 335°	NNW 330°	NNW 333°	NNW 337°	NNW 340°	NNW 347°	N 355°	N 2°

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 (%)	75	75	75	73	73	73	75	78	77	75	73	73	70	68	66	68	72	74	75	75	74	73	74	73

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)	753	752	752	752	752	752	752	752	752	753	753	753	754	754	755	755	755	756	756	757	757	758	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	0	0.3	0.7	1.1	1.5	1.8	1.7	1.5	1.1	0.5	0.2	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)	2.5	2.6	2.3	2.3	2	1.8	1.7	1.4	1.3	1.2	1.2	1.3	1.1	1.1	1.1	1	1	1.1	1.3	1.3	1.3	1.3	1.1	1.5
PM10 (µg/m³)	7	5.5	5.2	5.3	4.6	5	4.3	3.4	2.9	2.6	2.4	2.7	2.6	2.8	2.8	2.8	2.9	2.8	3.1	2.7	2.6	2.5	2.1	2.4
Ozone (O₃) (µg/m³)	67	66	65	66	67	66	62	62	61	60	59	58	58	61	62	63	64	63	62	61	57	59	64	62
NO₂ (µg/m³)	1	0.9	1	1	1.1	1.1	1.1	1.1	1.2	1.3	1.2	0.9	0.7	0.6	0.6	0.6	0.6	0.6	0.7	0.8	0.9	0.9	0.8	1.1
SO₂ (µg/m³)	0.1	0	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	0	0.1	0.1
CO (µg/m³)	182	181	180	180	179	179	177	179	179	179	179	182	181	178	178	178	178	179	178	177	180	180	181	182

← Sun, Sep 20

Mon, Sep 21, 2026

Tue, Sep 22 →

Ventspils 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 →