July weather forecastHamilton, Canada
July
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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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).
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).
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).
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%).
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).
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).
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).
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).
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).
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 36min
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).
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).
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).
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).
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).
