American River Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in American River, South Australia, Australia. These averages rely on historical data collected over 30 years, from 1990 to 2020. Now, let's break down all the details for a clearer picture.

American River has a relatively dry climate with low precipitation, averaging 427 mm (17 in) of rainfall annually. It experiences a distinct dry season during certain months. Refer to 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))

The climate in American River shows significant variation throughout the year. Expect 53 mm (2.1 in) of precipitation during the wettest month June, distributed over 9 rainy days.

In contrast, January offers drier and sunnier days, with around 19 mm (0.7 in) of rainfall over 6 rainy days.

June, the wettest month, has a maximum daytime temperature of 16°C (61°F). During the driest month January you can expect a temperature of 22°C (72°F). For more detailed insights into the city's temperatures, visit our American River Temperature page.

American River's average annual precipitation is 427 mm (17 in). Let's compare this to some popular worldwide tourist destinations:

New York City, USA, receives 1276 mm (50 in) of rainfall annually, with precipitation evenly distributed throughout the year.

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.

Climate change is affecting precipitation patterns worldwide, including American River:

• Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
• Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.

• The U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
• Approximately 70% of lightning bolts strike land rather than oceans.
• A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.

For more detailed information about American River's weather, including sunshine hours, humidity levels, and temperature data, visit our American River Climate page.