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 15.94°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.

60.7

°F

July 26, 01:30

Trend:

increasing

Yesterday:

60.6°F

Tomorrow:

61.1°F

Sunrise:

06:03

Sunset:

20:48

Day Length:

14 h. 45 min.

Hamilton in August

Minimum:

36.6°F

Average:

38.4°F

Maximum:

39.5°F

Water temperature in Hamilton today

As of now, in Hamilton, the water temperature is 60.7°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 10.0°F lower 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 rise 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 minimum temperature for this date. The maximum temperature recorded for this date was 73.5°F on 2018, while the historical minimum was 67.1°F on 2022.

latest data

last year

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 60.9°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hamilton

Date	Current Year actual* / forecast**	last year	10 years average
Jul 12	69.6°F	67.8°F	68.6°F
Jul 13	70.6°F	72.4°F	69.4°F
Jul 14	72.3°F	73.6°F	69.8°F
Jul 15	71.9°F	74.2°F	69.6°F
Jul 16	73.0°F	73.2°F	69.7°F
Jul 17	73.3°F	74.2°F	70.2°F
Jul 18	72.7°F	74.8°F	70.2°F
Jul 19	70.8°F	73.3°F	69.9°F
Jul 20	71.2°F	68.1°F	69.8°F
Jul 21	70.0°F	69.8°F	70.3°F
Jul 22	69.9°F	70.5°F	70.4°F
Jul 23	68.6°F	71.0°F	69.9°F
Jul 24	64.6°F	71.5°F	69.8°F
Jul 25	60.6°F	72.6°F	70.7°F
Jul 26	60.7°F	72.8°F	70.7°F
Jul 27	61.1°F	74.8°F	71.1°F
Jul 28	61.1°F	74.7°F	71.1°F
Jul 29	61.0°F	74.7°F	71.0°F
Jul 30	60.7°F	75.0°F	70.8°F
Jul 31	61.0°F	75.5°F	71.0°F
Aug 1	60.9°F	75.1°F	70.9°F
Aug 2	60.8°F	74.0°F	70.8°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.

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, 66.2°F in Summer, and 58.4°F in Autumn.