Pisco Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Pisco, Ica, Peru. The figures are based on a 30-year period (1990–2020) to provide a reliable average. Now, let's break down all the details for a clearer picture.

Pisco sits in an arid zone with minimal moisture, averaging 32 mm (1.3 in) of rainfall per year.

Monthly Precipitation Levels

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

Year-round, Pisco has a balanced climate with minimal variation in precipitation. The difference between the wettest month, February, with 7.7 mm (0.3 in), and the driest month, August, with 0.9 mm (0.04 in), is minimal.

February, the wettest month, has a maximum daytime temperature of 26°C (79°F). During the driest month August you can expect a temperature of 20°C (68°F). For more detailed insights into the city's temperatures, visit our Pisco Temperature page.

Explore Pisco's Historical Precipitation: 1976-2026

Browse day-by-day precipitation records for Pisco spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.

Annual Rainfall in Peru: City Comparison

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

Annual

Annual

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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).

Pisco vs World: Rainfall Compared

Pisco's average annual precipitation is 32 mm (1.3 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.

In Seoul, South Korea, the average annual precipitation is 1237 mm (49 in), with most rain falling during the summer monsoon season.

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

Mumbai, India, experiences a tropical monsoon climate with 1860 mm (73 in) of annual rainfall, with the majority of precipitation happening during the monsoon season from June to September.

How is Precipitation Measured?

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.

Rainy Seasons: Many parts of the world have well-defined wet seasons where precipitation is distinctly higher. These are normally accompanied by lush vegetation and temperature patterns.

Dry Seasons: In areas where the climate is either desert or Mediterranean, the amount of precipitation is drastically reduced, leading to a shortage of water and arid conditions.

Interesting weather facts

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

Current rainfall in Pisco

10-Day Forecast