Measurements:
°C
°F
Hamilton
84°F
W 6 mph
Feels like: 82°F
Precip: 10%
World Resorts Canada Hamilton Weather August Weather in Hamilton

Hamilton Weather: August

Average Day Temperature: 81.2°F
Average Night Temperature: 67.8°F
Sea Water Temperature: 73.4°F
Number of Sunny Days: 14 days
Sunshine Hours: 13.2 - 14.5 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.9 in

Air Temperature in August, °F

Select Year: 2026 2025 2024

The highest day temperature in August 2026 was 94°F. The lowest night temperature was 57°F. The average values for day and night temperatures during August were 83.8°F и 66.5°F respectivly.

Hamilton Water Sea Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Hamilton was 72.1°F. The maximum and minimum values were 65.6°F and 75.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Hamilton is 0.9 in.

Wind Speed in August, mph

The average wind speed in August is 7.1 mph. It makes August one of the most windless months of the year for Hamilton.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hamilton in August is 8.9 hours.

Best Time to Visit Hamilton
The most sunny months:
September 15 days
July 15 days
August 14 days
The most warm months:
July 83.2 °F
August 81.2 °F
June 76.2 °F
Warmest sea temperature:
August 73.5 °F
July 71.0 °F
September 69.7 °F
The most cold months:
January 26.4 °F
February 27.6 °F
December 33.8 °F
The most rainy months:
April 2 days
July 2 days
June 2 days
The most windy months:
December 11 mph
November 11 mph
January 10 mph

Hamilton on the Weather Map

24 Hours Weather Forecast
Hamilton
Local time: 17:27
08 sep, tuesday
1800 84°F
W
6 mph
2100 72°F
NW
4 mph
09 sep, wednesday
0000 70°F
NE
3 mph
0300 72°F
NE
4 mph
0600 72°F
N
4 mph
0900 74°F
NE
6 mph
1200 78°F
NE
11 mph
1500 76°F
NE
9 mph