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Rekawa Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Rekawa, Sri Lanka. 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.

Rekawa has a relatively rainy climate with high precipitation levels, averaging 1559 mm (61 in) of rainfall annually. Despite the high annual total, it does experience a distinct rainy 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 Rekawa shows significant variation throughout the year. Expect 267 mm (11 in) of precipitation during the wettest month November, distributed over 14 rainy days.

In contrast, February offers drier and sunnier days, with around 65 mm (2.6 in) of rainfall over 4 rainy days.

November, the wettest month, has a maximum daytime temperature of 30°C (86°F). The city receives 191 hours of sunshine in this period. During the driest month February you can expect a temperature of 31°C (88°F). For more detailed insights into the city's temperatures, visit our Rekawa Temperature page.

Annual Rainfall in Sri Lanka: City Comparison

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

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).

Rekawa vs World: Rainfall Compared

Rekawa's average annual precipitation is 1559 mm (61 in). Let's compare this to some popular worldwide tourist destinations:

In Barcelona, Spain, the average annual precipitation is 620 mm (24 in), evenly distributed across the year with no extreme wet or dry seasons.

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

In Tokyo, Japan, the average annual precipitation is 1528 mm (60 in), with significant summer rains due to typhoon season.

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.

Sea vs. Land Precipitation

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


Current rainfall in Rekawa

More climate data for Rekawa