Saint-Jean-Port-Joli (QC) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Saint-Jean-Port-Joli, Quebec, Canada. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020. Let's explore the details to provide you with a complete overview.

Saint-Jean-Port-Joli has a relatively rain/snowy climate with high precipitation levels, averaging 1339 mm (53 in) of rain/snowfall annually.

Monthly Precipitation Levels

The average number of days each month with precipitation (> 0.2 mm (0.01 in))

While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 144 mm (5.7 in) of precipitation, spread over 12 rainy days.

In contrast, February experiences a drier climate, with about 84 mm (3.3 in) of snowfall spread across 10 snowy days.

October, the wettest month, has a maximum daytime temperature of 11°C (52°F). During the driest month February you can expect a temperature of -4°C (25°F). For more detailed insights into the city's temperatures, visit our Saint-Jean-Port-Joli Temperature page.

Annual Rainfall in Canada: City Comparison

The map below shows the annual precipitation across Canada. You can also select the different months in case you are interested in a specific month.

Annual

Annual

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Legend

heavy rainfall

high

moderate

low

almost none

Heavy annual rainfall has been defined as more than 1000 mm (39 in) precipitation. High: 600 mm (24 in) to 1000 mm (39 in). Moderate: 250 mm (9.8 in) to 600 mm (24 in). Low: less than 250 mm (9.8 in).

Saint-Jean-Port-Joli vs World: Rainfall Compared

Saint-Jean-Port-Joli's average annual precipitation is 1339 mm (53 in). Let's compare this to some popular worldwide tourist destinations:

In Lisbon, Portugal, the average annual precipitation is 774 mm (30 in), characterized by wet winters and dry summers typical of the Mediterranean climate.

In Shanghai, China, the annual average precipitation is 1347 mm (53 in), with a humid subtropical climate.

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

Bangkok, Thailand, experiences a tropical monsoon climate with 1668 mm (66 in) of annual rainfall, with the heaviest precipitation occurring during September and October.

How is Precipitation Measured?

Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.

Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.

Rainy Seasons: Many parts of the world have well-defined wet seasons where precipitation is distinctly higher. These are normally accompanied by lush vegetation and temperature patterns.

Dry Seasons: In areas where the climate is either desert or Mediterranean, the amount of precipitation is drastically reduced, leading to a shortage of water and arid conditions.

Interesting weather facts

"Ginger" was the longest-lasting Atlantic tropical storm, which spun around the open ocean for 28 days in 1971.
The world's largest snowflake was recorded in the Guinness Book of Records, at 38 cm (15 inches) wide and 20 cm (7.9 inches) thick. The snowflake fell at Fort Keogh, Montana, USA, on 28 January 1887.
The greatest snowfall recorded was on Mt. Rainier, Washington State, USA—over 31.5 meters (103 feet) fell during the winter of 1972.

For more detailed information about Saint-Jean-Port-Joli (QC)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Saint-Jean-Port-Joli (QC) Climate page.

Current rainfall in Saint-Jean-Port-Joli (QC)

10-Day Forecast