Climate charts
Carrick on ShannonIreland

Carrick on Shannon Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Carrick on Shannon, Leitrim, Ireland. 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.

Carrick on Shannon experiences significant rain/snowfall throughout the year, averaging 1199 mm (47 in) of precipitation annually.

Monthly Rainfall & Rainy Days

Monthly Precipitation Levels

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

Precipitation levels in Carrick on Shannon remain relatively steady throughout the year. December has the most rain, with 109 mm (4.3 in) over 22 days. In March, this drops slightly to 88 mm (3.5 in), making the city's climate fairly predictable.

December, the wettest month, has a maximum daytime temperature of 9°C (48°F). The city receives 35 hours of sunshine in this period. During the driest month March you can expect a temperature of 11°C (52°F). For more detailed insights into the city's temperatures, visit our Carrick on Shannon Temperature page.

Daily Historical Precipitation

Average daily rainfall for each day of the month based on long-term records. 50-year average (1976-2025)

Average precipitation in September

Explore Carrick on Shannon's Historical Precipitation: 1976-2026

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

Annual Rainfall in Ireland: City Comparison

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

Avg day temp (°C)
32°

Carrick on Shannon vs World: Rainfall Compared

Carrick on Shannon's average annual precipitation is 1199 mm (47 in). Let's compare this to some popular worldwide tourist destinations:

In Toronto, Canada, annual precipitation averages 964 mm (38 in), with snowy winters and rainy summers.

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

Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.

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.

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.

How Does Precipitation Affect Local Climate?

Precipitation has a very strong role in determining the local climate and ecosystem:

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

Carrick on Shannon Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Carrick on Shannon - and find the best time to visit.

Carrick on Shannon 3-Day Forecast

More climate data for Carrick on Shannon

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Where to go in September - average daytime high across popular destinations.

Bucket list

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