July weather forecast
Hamilton, Canada

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The Central Business District of Hamilton City in Canada
The Central Business District of Hamilton City in Canada

Weather in July

July sees Hamilton in the deep end of summer, with the mercury rising to an apex of 25.4°C (77.7°F). Clear skies and bright sunshine ramp up outdoor life, making it a popular month for gatherings and festivals. The highest sea temperature, noted at 22.8°C (73°F), beckons water sport enthusiasts. Lazy afternoons are often spent indoors as the city succumbs to summer heat. As the pinnacle of warmth, July paints Hamilton with a palette of vibrant summertime colours.

Temperature

Hamilton's warmest temperatures are experienced in July, with average high temperatures of 25.4°C (77.7°F) and lows of 17.3°C (63.1°F).

Humidity

In Hamilton, the average relative humidity in July is 76%.

Rainfall

The month with the most rainfall is July, when the rain falls for 19.2 days and typically aggregates up to 74mm (2.91") of precipitation.

Snowfall

In Hamilton, snow does not fall in June through October.

Sea temperature

In Hamilton, in July, the average water temperature is 22.8°C (73°F).
Note: If someone is sensitive to cold, the enjoyment of swimming in 22.8°C (73°F) water hinges on factors like sunshine, wind, and the current air temperature. (For context: Olympic swimming competitions are held in water temperatures of 25°C (77°F) to 28°C (82.4°F).)

Daylight

In Hamilton, the average length of the day in July is 15h and 1min.
On the first day of July in Hamilton, sunrise is at 5:43 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:42 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.6h of sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.
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Frequently asked questions

What are the warmest months in Hamilton?

In Hamilton, July is the warmest month, with temperatures averaging a high of 25.4°C (77.7°F) and a low of 17.3°C (63.1°F).

What are the temperatures in Hamilton in July?

In July, in Hamilton, the average high-temperature is 25.4°C (77.7°F), and the average low-temperature is 17.3°C (63.1°F).

What is the average humidity in July in Hamilton?

In Hamilton, the average relative humidity in July is 76%.

What is the wettest month in Hamilton?

The month with the most rainfall in Hamilton is July, when the rain falls for 19.2 days and typically aggregates up to 74mm (2.91") of precipitation.

How much does it rain in Hamilton in July?

In July, the rain falls for 19.2 days. Throughout July, 74mm (2.91") of precipitation is accumulated.

When it does not snow in Hamilton?

In Hamilton, Canada, snow does not fall in June through October.

What is the sea temperature in July in Hamilton?

In July, the average sea temperature in Hamilton, Canada, is 22.8°C (73°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.8°C (73°F).

What is the average length of the day in July in Hamilton?

In July, the average day length in Hamilton, Canada, is 15h and 1min.

When is the sunrise / sunset in July in Hamilton?

On the first day of July in Hamilton, Canada, sunrise is at 5:43 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:42 pm EDT.

What month has the most sunshine in Hamilton?

The month with the most sunshine in Hamilton is July, with an average of 10.6h of sunshine.

How long on average sun shines in July in Hamilton?

The average sunshine duration in July in Hamilton is 10.6h.

What is the month with the highest UV index in Hamilton?

With an average maximum UV index of 6, July is the month with the highest UV index in Hamilton.

What is the UV index reading in July in Hamilton?

In July, the average daily maximum UV index in Hamilton is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in July
Hamilton, Canada

Average temperature in July - Hamilton, Canada
  • Average high temperature in July: 25.4°C

The warmest month (with the highest average high temperature) is July (25.4°C).
The month with the lowest average high temperature is January (-2.3°C).

  • Average low temperature in July: 17.3°C

The month with the highest average low temperature is July (17.3°C).
The coldest month (with the lowest average low temperature) is January (-7.3°C).

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Average pressure in July
Hamilton, Canada

Average pressure in July - Hamilton, Canada
  • Average pressure in July: 1014.1mbar

The months with the highest atmospheric pressure are March and November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).

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Average wind speed in July
Hamilton, Canada

Average wind speed in July - Hamilton, Canada
  • Average wind speed in July: 11.3km/h

The windiest month (with the highest average wind speed) is January (19km/h).
The calmest month (with the lowest average wind speed) is July (11.3km/h).

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Average humidity in July
Hamilton, Canada

Average humidity in July - Hamilton, Canada
  • Average humidity in July: 76%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in July
Hamilton, Canada

Average rainfall in July - Hamilton, Canada
  • Average rainfall in July: 74mm

The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is September (44mm).

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Average rainfall days in July
Hamilton, Canada

Average rainfall days in July - Hamilton, Canada
  • Average rainfall days in July: 19.2 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in July
Hamilton, Canada

Average snowfall in July - Hamilton, Canada
  • Average snowfall in July: 0mm

The month with the highest snowfall is February (137mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in July
Hamilton, Canada

Average snowfall days in July - Hamilton, Canada
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in July
Hamilton, Canada

Average sea temperature in July - Hamilton, Canada
  • Average sea temperature in July: 22.8°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (1.2°C).

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Average daylight in July /
Average sunshine in July
Hamilton, Canada

Average daylight in July / Average sunshine in July - Hamilton, Canada
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in July
Hamilton, Canada

Average sunshine days in July - Hamilton, Canada
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (9 days).

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Average UV index in July
Hamilton, Canada

Average UV index in July - Hamilton, Canada
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Hamilton, Canada

Average cloud cover in July - Hamilton, Canada
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in July
Hamilton, Canada

Average visibility in July - Hamilton, Canada
  • Average visibility in July: 9km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (8km).

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Hamilton, Canada

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