All data are in degrees Fahrenheit

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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

52.8

°F

October 29, 03:15

Trend:

decreasing

Yesterday:

53.0°F

Tomorrow:

52.4°F

Sunrise:

06:45

Sunset:

16:37

Day Length:

9 h. 52 min.

Rochester in November

Minimum:

39.8°F

Average:

43.5°F

Maximum:

45.5°F

Sea water temperature in Rochester today

As of now, in Rochester, the water temperature is 52.8°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 2.8°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 57.5°F on 2022, while the historical minimum was 54.0°F on 2025.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 51.6°F, the minimum temperature may reach 51.0°F, and the maximum might stay at 52.4°F.

Daily water temperature in Rochester

Date Current Year

actual* / forecast**

last year 10 years average
Oct 15 60.1°F 57.1°F 58.3°F
Oct 16 59.7°F 56.9°F 58.0°F
Oct 17 59.1°F 57.1°F 58.1°F
Oct 18 58.6°F 56.9°F 57.6°F
Oct 19 58.3°F 56.8°F 57.4°F
Oct 20 58.0°F 56.0°F 57.2°F
Oct 21 57.0°F 56.2°F 57.0°F
Oct 22 57.5°F 56.1°F 56.8°F
Oct 23 56.9°F 56.2°F 56.6°F
Oct 24 55.8°F 55.6°F 56.3°F
Oct 25 54.7°F 55.3°F 56.2°F
Oct 26 53.7°F 54.8°F 55.9°F
Oct 27 53.6°F 54.4°F 55.6°F
Oct 28 53.0°F 54.1°F 55.9°F
Oct 29 52.8°F 54.0°F 55.7°F
Oct 30 52.4°F 52.1°F 55.2°F
Oct 31 52.0°F 52.1°F 54.8°F
Nov 1 52.0°F 53.2°F 54.8°F
Nov 2 51.6°F 52.5°F 54.4°F
Nov 3 51.3°F 51.6°F 54.1°F
Nov 4 51.0°F 51.9°F 53.9°F
Nov 5 51.0°F 53.4°F 53.9°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 8, 2026, dipping to 39.3°F. The average readings by season are 44.1°F in Winter, 50.0°F in Spring, 65.4°F in Summer, and 58.0°F in Autumn.