Mount Robson (BC) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Mount Robson, British Columbia, Canada. Long-term data from 1990 to 2020 was used to calculate these averages. Let's now guide you through the details for a complete overview.

Generally, Mount Robson experiences moderate precipitation patterns, averaging 993 mm (39 in) yearly.

Monthly Precipitation Levels

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

While snowfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 109 mm (4.3 in) of precipitation, spread over 15 snowy days.

In contrast, May experiences a drier climate, with about 57 mm (2.2 in) of rainfall spread across 13 rainy days.

November, the wettest month, has a maximum daytime temperature of -4°C (25°F). During the driest month May you can expect a temperature of 10°C (50°F). For more detailed insights into the city's temperatures, visit our Mount Robson 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).

Mount Robson vs World: Rainfall Compared

Mount Robson's average annual precipitation is 993 mm (39 in). Let's compare this to some popular worldwide tourist destinations:

In Barcelona, Spain, the average annual precipitation is 620 mm (24 in), evenly distributed across the year with no extreme wet or dry seasons.

Osaka, Japan, experiences 1507 mm (59 in) of rainfall annually, spread across the year with wetter summers.

In Tokyo, Japan, the average annual precipitation is 1528 mm (60 in), with significant summer rains due to typhoon season.

Mumbai, India, experiences a tropical monsoon climate with 1860 mm (73 in) of annual rainfall, with the majority of precipitation happening during the monsoon season from June to September.

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

Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.

For more detailed information about Mount Robson (BC)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Mount Robson (BC) Climate page.

Current rainfall in Mount Robson (BC)

10-Day Forecast