All data are in degrees Fahrenheit


Water temperature in Rochester

Detailed information about the current water temperature in Rochester. 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 Rochester now



July 14, 05:24











Day Length:

16 h. 11 min.

Rochester in July







Sea water temperature in Rochester today

As of now, in Rochester, the water temperature is 63.8°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 1.5°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 68.8°F on 2018, while the historical minimum was 62.3°F on 2015.

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 minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 64.4°F, with minimum temperature starting at 63.7°F, while the maximum might reach 65.3°F.

Daily water temperature in Rochester

Date Current Year

actual* / forecast**

last year 10 years average
Jun 30 64.9°F 66.4°F 64.2°F
Jul 1 64.6°F 66.1°F 64.1°F
Jul 2 64.5°F 65.4°F 64.0°F
Jul 3 64.6°F 65.0°F 64.2°F
Jul 4 63.0°F 65.0°F 64.1°F
Jul 5 64.9°F 64.5°F 64.0°F
Jul 6 64.7°F 64.8°F 64.3°F
Jul 7 63.8°F 64.2°F 64.4°F
Jul 8 63.3°F 64.2°F 64.1°F
Jul 9 63.2°F 65.3°F 64.4°F
Jul 10 63.9°F 64.6°F 64.4°F
Jul 11 63.8°F 66.1°F 64.7°F
Jul 12 63.8°F 65.1°F 64.9°F
Jul 13 63.8°F 65.0°F 65.3°F
Jul 14 63.8°F 65.1°F 65.3°F
Jul 15 63.8°F 64.4°F 65.3°F
Jul 16 63.7°F 64.0°F 65.2°F
Jul 17 64.0°F 63.5°F 65.5°F
Jul 18 64.5°F 64.9°F 66.0°F
Jul 19 64.8°F 65.0°F 66.3°F
Jul 20 65.2°F 65.1°F 66.7°F
Jul 21 65.3°F 65.3°F 66.8°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 Rochester by month

In an average year, Rochester offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Rochester was recorded on August 16, 2022, reaching a 72.3°F. While the coldest temperature occurred on January 20, 2024, dipping to 39.4°F. The average readings by season are 44.4°F in Winter, 49.7°F in Spring, 64.7°F in Summer, and 58.0°F in Autumn.