5-day weather forecast Petersburg 19-03-2026

Weather forecast Petersburg tomorrow 19.03.2026: sunny, temperature from 2 °C to 16 °C.

No precipitation expected. Wind up to 2.39 m/s (gusts 4.5 m/s). Air humidity 42–78%, atmospheric pressure 765–770 mm Hg, UV index up to 4.1.

Sunrise 07:17
Sunset 19:20

Chart

Table

Type of temperature:

°C

°F

← Wed, 18 Mar

Thu, 19 Mar, 2026

Fri, 20 Mar →

Forecast from 2 °C to 16 °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)	3	3	3	2	2	2	2	2	4	6	8	10	11	13	14	15	16	15	14	13	12	12	8	9
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover

Cloud cover
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 (%)	4	13	99	50	25	0	6	8	11	10	10	10	7	6	5	2	1	0	35	53	70	85	93	100

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)	2.31	2.39	2	1.89	2.11	2	1.89	1.61	1.39	1.69	2.11	2.19	2	2.19	2.19	2.31	2.31	2.31	1.69	1.61	1.39	2	2	2.11
Wind gust (m/s)	4.5	4.11	3.25	3.17	4.06	4.19	4	3.36	2.58	2.14	2.42	2.53	2.31	2.53	2.53	2.64	2.67	2.89	2.61	3.36	2.94	4.19	4.19	4.42

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 (%)	48	59	53	56	58	60	65	67	70	56	49	42	42	42	42	42	43	43	45	46	47	50	51	78

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)	770	770	770	769	769	769	769	769	769	769	768	768	767	767	767	766	765	765	765	765	765	765	765	765

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	0.8	1.8	3.1	4.1	3.9	3.8	3	2	0.9	0.3	0	0	0	0	0

← Wed, 18 Mar

Thu, 19 Mar, 2026

Fri, 20 Mar →

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 →