5-day weather forecast St. Petersburg 19-08-2026
Weather forecast St. Petersburg Wednesday, August 19 19.08.2026: patchy rain possible, temperature from 16 °C to 17 °C.
Precipitation probability 23%. Wind up to 7.39 m/s (gusts 7.64 m/s). Air humidity 66–75%, atmospheric pressure 769–771 mm Hg, UV index up to 10.1.
5 days at a glance — tap a day to open it
Sunrise 07:03
Sunset 20:05
Sunset 20:05
First Quarter48% illuminated
Moonrise 14:02 · Moonset Does not set today
Moonrise 14:02 · Moonset Does not set today
Chart
TableForecast from 16 °C to 17 °C and precipitation
Cloud cover and precipitation probability
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Air quality & pollen
St. 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.