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

47.1

°F

March 16, 09:18

Trend:

increasing

Yesterday:

46.7°F

Tomorrow:

47.4°F

Sunrise:

06:11

Sunset:

18:04

Day Length:

11 h. 53 min.

Rochester in March

Minimum:

41.8°F

Average:

45.1°F

Maximum:

47.5°F

Sea water temperature in Rochester today

As of now, in Rochester, the water temperature is 47.1°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 higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 47.3°F on 2024, while the historical minimum was 41.5°F on 2021.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 48.0°F, with minimum temperature starting at 47.4°F, while the maximum might reach 48.6°F.

Daily water temperature in Rochester

Date Current Year

actual* / forecast**

last year 10 years average
Mar 2 45.8°F 42.0°F 43.6°F
Mar 3 45.8°F 42.3°F 43.7°F
Mar 4 44.3°F 43.3°F 43.6°F
Mar 5 45.9°F 43.8°F 43.7°F
Mar 6 45.7°F 42.5°F 43.4°F
Mar 7 46.4°F 44.1°F 43.5°F
Mar 8 46.8°F 44.0°F 43.5°F
Mar 9 47.1°F 44.8°F 43.8°F
Mar 10 47.0°F 44.8°F 44.0°F
Mar 11 46.5°F 45.2°F 44.1°F
Mar 12 45.4°F 44.5°F 44.2°F
Mar 13 45.2°F 44.7°F 44.2°F
Mar 14 46.5°F 44.8°F 44.1°F
Mar 15 46.7°F 44.8°F 44.5°F
Mar 16 47.1°F 44.4°F 44.3°F
Mar 17 47.4°F 45.3°F 44.7°F
Mar 18 47.6°F 44.2°F 44.9°F
Mar 19 47.8°F 44.7°F 45.1°F
Mar 20 48.0°F 44.4°F 45.2°F
Mar 21 48.2°F 45.1°F 45.4°F
Mar 22 48.4°F 45.3°F 45.6°F
Mar 23 48.6°F 46.3°F 45.9°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, 49.9°F in Spring, 65.2°F in Summer, and 57.9°F in Autumn.