Asuncion Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Asuncion, Asunción, Paraguay. 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.

Asuncion has a notably wet climate with abundant precipitation, recording 1638 mm (64 in) of rainfall per year.

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, November receives substantial rainfall, averaging 194 mm (7.6 in) of precipitation, recorded across 7 rainy days.

In contrast, the driest month, August brings less rainfall, with 67 mm (2.6 in) over 4 rainy days.

November, the wettest month, has a maximum daytime temperature of 32°C (90°F). The city receives 271 hours of sunshine in this period. During the driest month August you can expect a temperature of 27°C (81°F). For more detailed insights into the city's temperatures, visit our Asuncion Temperature page.

Annual Rainfall in Paraguay: City Comparison

The map below shows the annual precipitation across Paraguay. You can also select the different months in case you are interested in a specific month.

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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).

Asuncion vs World: Rainfall Compared

Asuncion's average annual precipitation is 1638 mm (64 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.

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

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.

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.

The proximity of a location to a large body of water can significantly affect its rainfall patterns:

• Ocean Influence: Coastal regions typically receive more rainfall due to the presence of moisture-laden winds from the ocean. These regions tend to have more humid climates and experience more frequent precipitation, especially in winter.
• Continental Climates: Areas further from the sea, such as inland or continental regions, experience less frequent rainfall and more extreme seasonal variations in precipitation.

• 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 Asuncion's weather, including sunshine hours, humidity levels, and temperature data, visit our Asuncion Climate page.