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	1.5	1.19	1.69	2	1.69	2.5	2.81	3.5	5.81	7	8	9	7.5	7.81	8.19	7.81	7	6.39	7.11	9.19	8.81	9.69	10.19
Wind gust (m/s)	2.11	1.5	1.22	1.81	2.06	1.92	2.72	3	4.17	6.11	7.33	13	9.11	7.83	10.81	12.19	8	7.33	6.92	7.5	12.19	10.31	11.72	13.31
Wind direction (°)	NW 310°	WNW 302°	WNW 289°	NW 304°	NW 315°	NNW 343°	WNW 291°	NW 316°	NW 323°	NNW 347°	N 355°	N 0°	N 1°	N 9°	N 2°	N 359°	N 4°	N 10°	NNE 14°	NNE 17°	NNE 20°	NNE 17°	NNE 25°	NNE 32°

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 (%)	71	71	71	71	71	71	77	81	83	86	88	88	81	70	64	67	63	58	55	53	50	43	43	43

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)	761	761	761	761	760	760	761	761	761	762	762	762	763	763	762	761	761	761	761	762	764	764	764	764

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	0.1	0.2	0.5	2.7	5.7	6.5	5.2	3.5	1.8	0.5	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)	6.1	6.1	6.1	6	5.6	5	4.5	3.8	2.6	2.3	2.2	2.4	3.4	4.7	5.9	6.9	8	9.8	11.4	12.6	13.2	12.1	9.2	6.9
PM10 (µg/m³)	7.5	7.5	7.4	7.3	6.9	6.2	5.7	4.9	3.5	3.2	3	3	3.9	5.3	6.2	7.2	8.6	10.8	12.5	13.9	14.5	13.1	9.6	7.2
Ozone (O₃) (µg/m³)	58	55	52	50	49	49	52	56	60	63	65	68	71	74	77	80	84	85	83	80	76	72	67	65
NO₂ (µg/m³)	7	7.1	7	6.7	6.2	5.6	4.8	3.8	3	2.6	2.3	2.2	2.3	2.5	2.7	2.7	2.7	2.8	3.3	4	4.4	4.3	3.8	3.4
SO₂ (µg/m³)	0.8	0.8	0.8	0.8	0.7	0.6	0.5	0.4	0.3	0.3	0.3	0.3	0.4	0.6	0.7	0.8	0.8	0.9	1	1	1	1	0.9	0.8
CO (µg/m³)	186	179	171	157	142	132	130	133	135	135	134	136	141	148	154	153	150	160	201	254	283	264	220	183

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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 St. Petersburg Oct 17, 2026

Forecast from 22 °C to 28 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction