All data are in degrees Fahrenheit

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Water temperature in Hamilton

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

71.5

°F

May 13, 16:48

Trend:

increasing

Yesterday:

71.3°F

Tomorrow:

71.8°F

Sunrise:

06:22

Sunset:

20:09

Day Length:

13 h. 47 min.

Hamilton in May

Minimum:

68.8°F

Average:

70.6°F

Maximum:

71.9°F

Sea water temperature in Hamilton today

As of now, in Hamilton, the water temperature is 71.5°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 0.3°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 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 73.6°F on 2019, while the historical minimum was 69.4°F on 2020.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 72.0°F, with minimum temperature starting at 71.8°F, while the maximum might reach 72.4°F.

Daily water temperature in Hamilton

Date Current Year

actual* / forecast**

last year 10 years average
Apr 29 69.1°F 70.4°F 69.9°F
Apr 30 68.5°F 70.2°F 69.9°F
May 1 69.2°F 70.6°F 70.0°F
May 2 69.0°F 70.6°F 70.0°F
May 3 69.9°F 70.7°F 70.3°F
May 4 70.1°F 70.8°F 70.4°F
May 5 70.3°F 71.0°F 70.9°F
May 6 70.2°F 70.6°F 70.7°F
May 7 70.8°F 70.1°F 70.8°F
May 8 70.4°F 70.2°F 70.9°F
May 9 71.1°F 70.0°F 71.2°F
May 10 71.0°F 69.8°F 71.3°F
May 11 71.2°F 69.8°F 71.4°F
May 12 71.3°F 69.9°F 71.6°F
May 13 71.5°F 70.0°F 71.7°F
May 14 71.8°F 70.2°F 72.0°F
May 15 71.9°F 70.3°F 72.2°F
May 16 72.0°F 70.5°F 72.2°F
May 17 71.9°F 70.5°F 72.1°F
May 18 71.9°F 71.0°F 72.1°F
May 19 72.2°F 71.3°F 72.5°F
May 20 72.4°F 70.9°F 72.6°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 Hamilton by month

In Hamilton, the months June through November offer comfortable swimming conditions, which amounts to 188 swimming days.
The warmest water in Hamilton was recorded on August 15, 2020, reaching a 85.6°F. While the coldest temperature occurred on February 22, 2024, dipping to 65.7°F. The average readings by season are 70.2°F in Winter, 69.7°F in Spring, 80.3°F in Summer, and 78.9°F in Autumn.