Bonnyville (AB) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Bonnyville, Alberta, Canada. This average is based on long-term data collected between 1990 and 2020. Let's now guide you through the details for a complete overview.

Generally, Bonnyville has a moderate amount of precipitation, averaging 515 mm (20 in) of rain/snowfall annually. However, it does experience a distinct dry season during certain months. Take a look at our detailed charts below to see the seasonal variation.

Monthly Precipitation Levels

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

Significant seasonal changes in precipitation occur throughout the year. During the wettest month, June receives substantial rainfall, averaging 101 mm (4 in) of precipitation, recorded across 11 rainy days.

In contrast, the driest month, February brings less snowfall, with 16 mm (0.6 in) over 8 snowy days.

June, the wettest month, has a maximum daytime temperature of 21°C (70°F). During the driest month February you can expect a temperature of -6°C (21°F). For more detailed insights into the city's temperatures, visit our Bonnyville Temperature page.

Bonnyville's average annual precipitation is 515 mm (20 in). Let's compare this to some popular worldwide tourist destinations:

The climate in San Francisco, USA, is influenced by coastal weather, with 469 mm (18 in) of rainfall mostly during the winter months.

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

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 Bonnyville (AB)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Bonnyville (AB) Climate page.