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	2.5	2.5	2.5	2.5	2.5	2.5	2.39	2.31	3.11	3.11	3	2.89	2.69	2.5	2.61	2.81	2.69	1.39	1	0.81	1.11	1.61	1.81
Wind gust (m/s)	5.39	8.11	8.03	8.22	7.42	8.11	8.33	8.03	8.61	7.11	5.61	4.61	3.92	3.72	3.81	4.22	4.5	4.81	1.42	1.03	0.81	1.11	1.61	1.83
Wind direction (°)	NW 323°	NNW 331°	NNW 332°	NNW 330°	NW 326°	NNW 334°	NNW 334°	NNW 336°	NNW 333°	N 351°	N 358°	N 354°	N 352°	NNW 348°	NNW 341°	NNW 333°	NNW 327°	NNW 327°	NW 321°	NW 319°	NNW 334°	NW 309°	NW 323°	WNW 303°

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 (%)	64	65	67	67	71	74	76	76	74	62	54	47	41	36	34	34	34	36	51	57	59	61	63	66

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

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	0.2	0.9	2.2	3.9	5.3	6	5.7	4.4	2.7	1.3	0.4	0	0	0	0	0

Air quality & pollen

Air quality is available for the first three days only.

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Sat, Sep 26, 2026

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Petersburg 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 →