July weather forecastWaterloo, Canada

July

Weather in July

July, considered the hottest month in Waterloo, experiences the highest average maximum temperature of 24.8°C (76.6°F). The escalation of temperatures combines with a relatively high humidity level to make this month distinctly warm. Amidst these warm conditions, the city basks in the most prolonged daylight hours of the year. Moreover, July presents an excellent weather condition for outdoor activities, water-based recreation, and visiting landmarks around Waterloo city.

Temperature

During the warmest month in Waterloo, July, temperatures average a high of 24.8°C (76.6°F) and a low of 15°C (59°F).

Humidity

In Waterloo, the average relative humidity in July is 81%.

Rainfall

In Waterloo, during July, the rain falls for 19 days and regularly aggregates up to 65mm (2.56") of precipitation. Throughout the year, there are 157.6 rainfall days, and 681mm (26.81") of precipitation is accumulated.

Snowfall

In Waterloo, snow does not fall in June through September.

Daylight

The average length of the day in July in Waterloo is 15h and 2min.
On the first day of the month, sunrise is at 5:45 am and sunset at 9:06 pm. On the last day of July, in Waterloo, Canada, sunrise is at 6:11 am and sunset at 8:45 pm EDT.

Sunshine

The month with the most sunshine in Waterloo, Canada, is July, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Waterloo are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in July converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

July proves to be the warmest month in Waterloo, Canada, recording an average peak temperature of 24.8°C (76.6°F) and a minimum temperature of 15°C (59°F).

The high-temperature, in July, in Waterloo, is 24.8°C (76.6°F), while the low-temperature averages to 15°C (59°F).

In July, the average relative humidity in Waterloo is 81%.

In July, in Waterloo, Canada, the rain falls for 19 days. Throughout July, 65mm (2.56") of precipitation is accumulated.

In Waterloo, Canada, snow does not fall in June through September.

In July, the average day length in Waterloo is 15h and 2min.

In July, on the first day of the month, sunrise is at 5:45 am and sunset at 9:06 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:45 pm EDT.

With an average of 9.9h of sunshine, July has the most sunshine of the year in Waterloo, Canada.

The average sunshine duration in July is 9.9h.

The months with the highest UV index in Waterloo are May through August, with an average maximum UV index of 5.

In July, the average daily maximum UV index in Waterloo, Canada, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Waterloo, Canada

  • Average high temperature in July: 24.8°C

The warmest month (with the highest average high temperature) is July (24.8°C).
The month with the lowest average high temperature is January (-3.7°C).

  • Average low temperature in July: 15°C

The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-9.3°C).

Average pressure in July
Waterloo, Canada

  • Average pressure in July: 1014.1mbar

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

Average wind speed in July
Waterloo, Canada

  • Average wind speed in July: 11km/h

The windiest month (with the highest average wind speed) is January (18.1km/h).
The calmest month (with the lowest average wind speed) is July (11km/h).

Average humidity in July
Waterloo, Canada

  • Average humidity in July: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (75%).

Average rainfall in July
Waterloo, Canada

  • Average rainfall in July: 65mm

The wettest month (with the highest rainfall) is October (71mm).
The driest month (with the least rainfall) is September (37mm).

Average rainfall days in July
Waterloo, Canada

  • Average rainfall days in July: 19 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in July
Waterloo, Canada

  • Average snowfall in July: 0mm

The month with the highest snowfall is February (164mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in July
Waterloo, Canada

  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 9h and 54min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in July
Waterloo, Canada

  • Average sunshine days in July: 9.7 days

The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is February (6.7 days).

Average UV index in July
Waterloo, Canada

  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in July
Waterloo, Canada

  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in July
Waterloo, Canada

  • Average visibility in July: 9km

The months with the highest visibility are April, May, June, July and October (9km).
The month with the lowest visibility is January (7km).