Weather averages in St Petersburg are generally lower than for Russia's capital, Moscow. Humidity in August goes higher to read 78%, signaling a slight dip in the sea temperature. Daily high temperatures are around 89°F, rarely falling below 85°F or exceeding 93°F. Fall (September through November) Fall daily highs range from 64.1°F (17.8°C) and 33.2°F (0.7°C), which will feel chilly given the humidity and wind. There are normally 8 hours of bright sunshine each day in St Petersburg in August - that's 63% of daylight hours. August is the hottest month for St. Petersburg with an average high temperature of 90.4°, which ranks it as cooler than most places in Florida. Thanks a lot! Oct How sunny is it in St Petersburg in August? August in Saint Petersburg signals the approaching end of summer. Here are the average sea temperatures. © 2020 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. The weather is still warm and pleasant across the month. In … Travel guide and advices. Metric (°C / mm) | Imperial (°F / inches). Average Weather in August in St. Petersburg Florida, United States. St. Petersburg is famous for its long summer daylight hours and in the heart of summer, the sun hardly sets at all and this period has become known as the 'White Nights'. The sea in St. Petersburg is cold all year round; in winter, it's near the freezing point (which, being that the sea is salty, is at -2 °C or 28.5 °F) and can sometimes freeze; in summer, it only reaches 15 °C (59 °F) in August. However later at the month comes cooling. Saint Petersburg's has a humid continental climate with cool summers and a relatively mild winter for Russian standards. Montly weather forecast in St Petersburg on Yandex.Weather. These months have the highest average temperature, and during the daytime, the mercury should hover between 20 and 25C.. The August weather guide for St Petersburg, Russia (Europe) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Forecast - St Petersburg. Precipitation. The sea temperature is now at an average of 19°C (66.2°F); sea lovers are welcome to partake in all its glory. May The best time of year to visit Saint Petersburg in Russia. St. Petersburg Tourism St. Petersburg Hotels St. Petersburg Bed and Breakfast St. Petersburg Holiday Rentals St Petersburg Weather Forecasts. Daily low temperatures are around 79°F, rarely falling below 75°F or exceeding 82°F. Temperatures fall between 13°C (55.4°F) and 21°C (69.8°F); a slight drop but still good for staying outdoors for the sun. September and October will be cooler and drier than normal, despite a hot spell in mid-September. July & August are the hottest months in St Pete's (and also have the longest daily sunshine hours. There are over 160 cloudy days per year and the average annual rainfall exceeds 600 mm (23.6 inch). Information about regional climates. June – August is the busiest season for tourism in St Petersburg, so lodging and other accommodations may cost more than usual. St. Petersburg autumn Autumn is short in St. Petersburg, with weather that anyone but the natives would consider wintry coming in by the middle of October. How warm is the sea around St Petersburg in August? Based on weather reports collected during 1985–2015. Weather ☀ ⛅ Saint Petersburg ☀ ⛅ August ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in August for Saint Petersburg. St Petersburg Weather Forecasts. Day by day forecast. Get your weekly fix of holiday inspiration from leading travel writers. Below are average maximum temperatures at popular destinations in Russia (Europe) in August. St. Petersburg. However, there is some variation between the two months. Is is usually short sleeve - open shoe type of weather or does it turn cooler in August?