Waterloo
Canada
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Waterloo, Canada

The last month of the spring, May, is an enjoyable month in Waterloo, Canada, with average temperature ranging between max 18.5°C (65.3°F) and min 6.4°C (43.5°F).

Temperature

In Waterloo, the average high-temperature in May increases, from a cool 11.5°C (52.7°F) in April, to an enjoyable 18.5°C (65.3°F). In Waterloo, Canada, the average low-temperature is 6.4°C (43.5°F).

Humidity

In May, the average relative humidity is 84.7%.

Rainfall

In Waterloo, it is raining for 12.4 days, with typically 81.8mm (3.2") of accumulated precipitation. Throughout the year, in Waterloo, there are 119.1 rainfall days, and 776.8mm (30.6") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall.

Daylight

The average length of the day in May is 14.7h.

What is the temperature in May in Waterloo?

In Waterloo, Canada, in May, the average high-temperature is 18.5°C (65.3°F), and the average low-temperature is 6.4°C (43.5°F).

What is the average humidity in May in Waterloo?

In May, the average relative humidity in Waterloo is 84.7%.

How much does it rain in Waterloo in May?

In Waterloo, in May, it is raining for 12.4 days, with typically 81.8mm (3.2") of accumulated precipitation.

What is the last month it snows in Waterloo?

May is the last month it regularly snows in Waterloo. During 0.2 snowfall days, in May, Waterloo aggregates 3.8mm (0.1") of snow.

What is the average length of the day in May in Waterloo?

In Waterloo, Canada, the average length of the day in May is 14.7h.
Average temperature in May - Waterloo, Canada
  • Average high temperature in May: 18.5°C

The warmest month (with the highest average high temperature) is July (26°C).
The month with the lowest average high temperature is January (-2.6°C).

  • Average low temperature in May: 6.4°C

The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is January (-10.3°C).

Average humidity in May - Waterloo, Canada
  • Average humidity in May: 84.7%

The month with the highest relative humidity is September (94.3%).
The month with the lowest relative humidity is February (83.4%).

Average rainfall in May - Waterloo, Canada
  • Average rainfall in May: 81.8mm

The wettest month (with the highest rainfall) is July (98.6mm).
The driest month (with the lowest rainfall) is January (28.7mm).

Average rainfall days in May - Waterloo, Canada
  • Average rainfall days in May: 12.4 days

The month with the highest number of rainy days is October (13.7 days).
The month with the lowest number of rainy days is February (5 days).

Average snowfall in May - Waterloo, Canada
  • Average snowfall in May: 3.8mm

The month with the highest snowfall is January (437mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in May - Waterloo, Canada
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (16.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in May - Waterloo, Canada
  • Average daylight in May: 14.7h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).