Rustington Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Rustington, West Sussex, United Kingdom. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020. Let's explore the details to provide you with a complete overview.

Generally, Rustington receives mid-range precipitation levels, with 890 mm (35 in) annually.

Monthly Precipitation Levels

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

Rustington experiences moderate seasonal variation in rainfall, with monthly averages ranging from 110 mm (4.3 in) in November, the wettest month, and 53 mm (2.1 in) in May, the driest month.

November, the wettest month, has a maximum daytime temperature of 13°C (55°F). During the driest month May you can expect a temperature of 15°C (59°F). For more detailed insights into the city's temperatures, visit our Rustington Temperature page.

Rustington's average annual precipitation is 890 mm (35 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.

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

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

Ho Chi Minh City, Vietnam, receives 1955 mm (77 in) of annual rainfall, with a pronounced wet season from May to November, typical of its tropical monsoon climate.

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.

• Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
• In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
• Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.

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