Saint Georgeʼs Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Saint Georgeʼs, Saint George Parish, Grenada. This average is based on long-term data collected between 1990 and 2020. Let's now guide you through the details for a complete overview.
Saint Georgeʼs has a notably wet climate with abundant precipitation, recording 1290 mm (51 in) of rainfall per year. It does, however, have a distinct dry season during certain months. Have a look at our detailed charts below to see how precipitation varies throughout the 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 173 mm (6.8 in) of precipitation, recorded across 20 rainy days.
In contrast, the driest month, February brings less rainfall, with 37 mm (1.5 in) over 9 rainy days.
November, the wettest month, has a maximum daytime temperature of 29°C (84°F). The city receives 240 hours of sunshine in this period. During the driest month February you can expect a temperature of 28°C (82°F). For more detailed insights into the city's temperatures, visit our Saint Georgeʼs Temperature page.
Explore Saint Georgeʼs's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Saint Georgeʼs spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Grenada: City Comparison
The map below shows the annual precipitation across Grenada. You can also select the different months in case you are interested in a specific month.
heavy rainfall
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moderate
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Saint Georgeʼs vs World: Rainfall Compared
Saint Georgeʼs's average annual precipitation is 1290 mm (51 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 Brisbane, Australia, the annual precipitation is 979 mm (39 in), making it wetter than Sydney.
Singapore, situated near the equator, gets 2581 mm (102 in) of rainfall annually, with no distinct dry season and consistent monthly precipitation.
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.
Climate change is affecting precipitation patterns worldwide, including Saint Georgeʼs:
- 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.
- 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 Saint Georgeʼs's weather, including sunshine hours, humidity levels, and temperature data, visit our Saint Georgeʼs Climate page.
