Squamish (BC) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Squamish, British Columbia, Canada. This average is based on long-term data collected between 1990 and 2020. Now, let's explore all the details to give you a full picture.

Squamish has a relatively rain/snowy climate with high precipitation levels, averaging 2952 mm (116 in) of rain/snowfall annually. Despite the high annual total, it does experience a distinct rainy season during certain months. Examine our detailed charts below to understand these seasonal patterns.

Monthly Precipitation Levels

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

Squamish can be quite wet during November, receiving approximately 430 mm (17 in) of precipitation over 20 snowy/rainy days.

In contrast July, experiences much drier conditions, with 92 mm (3.6 in) of rainfall, spread across 9 rainy days.

November, the wettest month, has a maximum daytime temperature of 4°C (39°F). The city receives 60 hours of sunshine in this period. During the driest month July you can expect a temperature of 19°C (66°F). For more detailed insights into the city's temperatures, visit our Squamish Temperature page.

Squamish's average annual precipitation is 2952 mm (116 in). Let's compare this to some popular worldwide tourist destinations:

Seville, Spain, experiences 541 mm (21 in) of rainfall annually, with wet winters and dry summers typical of southern Spain.

Beijing, China, receives 560 mm (22 in) of annual precipitation, concentrated in the summer months.

In Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.

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

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.

• 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 Squamish (BC)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Squamish (BC) Climate page.