Maryville (MO) Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Maryville, Missouri, United States of America. This average is based on long-term data collected between 1990 and 2020. Let's explore the details to provide you with a complete overview.

Maryville has a relatively rain/snowy climate with high precipitation levels, averaging 1005 mm (40 in) of rain/snowfall annually. Despite the high annual total, it does experience a distinct dry 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))

The climate in Maryville shows significant variation throughout the year. Expect 157 mm (6.2 in) of precipitation during the wettest month August, distributed over 11 rainy days.

In contrast, January offers drier and sunnier days, with around 14 mm (0.6 in) of snowfall over 4 snowy days.

August, the wettest month, has a maximum daytime temperature of 29°C (84°F). During the driest month January you can expect a temperature of 1°C (34°F). For more detailed insights into the city's temperatures, visit our Maryville Temperature page.

Maryville's average annual precipitation is 1005 mm (40 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.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.

Melbourne, Australia, has 690 mm (27 in) of rainfall annually, spread fairly evenly throughout the year.

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.

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