What is the current water temperature in Hamilton?

Q: What is the current water temperature in Hamilton?

As of now, in Hamilton, the water temperature is 10.88°C. 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.

Canada > Hamilton

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.

51.6

°F

November 15, 14:29

Trend:

decreasing

Yesterday:

52.2°F

Tomorrow:

51.3°F

Sunrise:

07:12

Sunset:

16:55

Day Length:

9 h. 43 min.

Hamilton in November

Minimum:

36.9°F

Average:

38.1°F

Maximum:

38.8°F

Water temperature in Hamilton today

As of now, in Hamilton, the water temperature is 51.6°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 3.1°F higher than the average recorded on this particular day in recent years. The water temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent water 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 maximum temperature for this date. The maximum temperature recorded for this date was 52.5°F on 2016, while the historical minimum was 43.3°F on 2017.

latest data

last year

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 shows a gradual cooling trend. The average temperature is expected to be 50.1°F, the minimum temperature may reach 48.8°F, and the maximum might stay at 51.3°F.

Daily water temperature in Hamilton

Date	Current Year actual* / forecast**	last year	10 years average
Nov 1	55.7°F	55.6°F	52.8°F
Nov 2	53.3°F	54.2°F	50.9°F
Nov 3	53.8°F	53.9°F	51.1°F
Nov 4	55.3°F	54.1°F	51.1°F
Nov 5	56.8°F	54.2°F	51.0°F
Nov 6	55.4°F	52.9°F	50.6°F
Nov 7	54.6°F	52.8°F	51.0°F
Nov 8	54.8°F	52.0°F	51.0°F
Nov 9	54.4°F	51.7°F	50.7°F
Nov 10	53.4°F	51.4°F	50.4°F
Nov 11	53.0°F	51.1°F	50.1°F
Nov 12	52.8°F	50.9°F	49.8°F
Nov 13	52.1°F	50.6°F	49.3°F
Nov 14	52.2°F	50.0°F	49.0°F
Nov 15	51.6°F	49.2°F	48.5°F
Nov 16	51.3°F	49.0°F	48.2°F
Nov 17	50.6°F	47.8°F	47.6°F
Nov 18	50.5°F	48.0°F	47.5°F
Nov 19	50.2°F	47.9°F	47.2°F
Nov 20	49.7°F	46.7°F	46.7°F
Nov 21	49.2°F	46.0°F	46.2°F
Nov 22	48.8°F	45.8°F	45.7°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.

Water temperature in Hamilton by month

In an average year, Hamilton offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Hamilton was recorded on August 28, 2021, reaching a 77.8°F. While the coldest temperature occurred on February 6, 2026, dipping to 33.9°F. The average readings by season are 38.1°F in Winter, 41.1°F in Spring, 66.1°F in Summer, and 58.4°F in Autumn.