All data are in degrees Fahrenheit

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Water temperature in Saint Petersburg

Detailed information about the current water temperature in Saint Petersburg. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Saint Petersburg now

40.6

°F

April 24, 03:50

Trend:

stable

Yesterday:

37.1°F

Tomorrow:

40.3°F

Sunrise:

05:18

Sunset:

20:38

Day Length:

15 h. 20 min.

Saint Petersburg in April

Minimum:

32.0°F

Average:

32.1°F

Maximum:

32.8°F

Sea water temperature in Saint Petersburg today

As of now, in Saint Petersburg, the water temperature is 40.6°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.4°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 45.4°F on 2019, while the historical minimum was 38.6°F on 2024.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 39.9°F, the minimum temperature may reach 39.2°F, and the maximum might stay at 40.3°F.

Daily water temperature in Saint Petersburg

Date Current Year

actual* / forecast**

last year 10 years average
Apr 10 35.9°F 36.6°F 36.4°F
Apr 11 34.7°F 35.7°F 36.2°F
Apr 12 36.5°F 35.4°F 36.2°F
Apr 13 35.3°F 34.0°F 35.9°F
Apr 14 39.5°F 34.6°F 36.2°F
Apr 15 37.6°F 37.2°F 36.4°F
Apr 16 36.4°F 37.7°F 36.3°F
Apr 17 41.1°F 35.6°F 35.9°F
Apr 18 40.2°F 35.7°F 36.3°F
Apr 19 39.2°F 38.2°F 37.5°F
Apr 20 38.0°F 38.3°F 37.7°F
Apr 21 40.4°F 38.2°F 37.8°F
Apr 22 38.9°F 38.0°F 38.0°F
Apr 23 37.1°F 38.4°F 38.5°F
Apr 24 40.6°F 43.1°F 42.0°F
Apr 25 40.3°F 42.9°F 41.6°F
Apr 26 39.9°F 40.1°F 41.3°F
Apr 27 40.3°F 40.1°F 41.6°F
Apr 28 40.1°F 39.5°F 41.5°F
Apr 29 40.0°F 39.7°F 41.3°F
Apr 30 39.5°F 39.7°F 40.9°F
May 1 39.2°F 37.7°F 40.6°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Saint Petersburg by month

In an average year, Saint Petersburg offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Saint Petersburg was recorded on July 17, 2021, reaching a 76.5°F. While the coldest temperature occurred on January 2, 2016, dipping to 32.0°F. The average readings by season are 32.7°F in Winter, 39.1°F in Spring, 63.1°F in Summer, and 47.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kalininskiy 40.5°F 5mi
Lomonosov 39.0°F 19mi
Zelenogorsk 42.2°F 28mi

* current water temperature in this city

** straight line distance from Saint Petersburg