Discover the San Blas Islands
The San Blas Islands are among the most beautiful islands in the Caribbean and perhaps even in the world. These tropical pearls are located in the north of Panama.
This page shows both the average monthly rainfall and the number of rainy days in Isla del Rey, Bastimentos Island, Panama. These values are calculated using 30 years of data (1990–2020) to ensure accuracy. Now, let's explore all the details to give you a full picture.
Isla del Rey is known for its substantial rainfall, with annual precipitation reaching 2741 mm (108 in). While the overall climate is wet, there are notable seasonal patterns that create interesting contrasts, as demonstrated in our graph below.
The climate in Isla del Rey shows significant variation throughout the year. Expect 380 mm (15 in) of precipitation during the wettest month October, distributed over 22 rainy days.
In contrast, March offers drier and sunnier days, with around 12 mm (0.5 in) of rainfall over 5 rainy days.
October, the wettest month, has a maximum daytime temperature of 29°C (84°F). During the driest month March you can expect a temperature of 28°C (82°F). For more detailed insights into the city's temperatures, visit our Isla del Rey Temperature page.
The map below shows the annual precipitation across Panama. You can also select the different months in case you are interested in a specific month.
Isla del Rey's average annual precipitation is 2741 mm (108 in). Let's compare this to some popular worldwide tourist destinations:
The city of Rome, Italy, has an average annual precipitation of 832 mm (33 in), spread fairly evenly throughout the year.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.
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.
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.
For more detailed information about Isla del Rey's weather, including sunshine hours, humidity levels, and temperature data, visit our Isla del Rey Climate page.
Pick a month to see the average temperature, rainfall and sunshine in Isla del Rey - and find the best time to visit.
Temperature Rainfall
See the full Isla del Rey climate overview or explore weather in Panama.
Where to go in October - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Discover the San Blas Islands
The San Blas Islands are among the most beautiful islands in the Caribbean and perhaps even in the world. These tropical pearls are located in the north of Panama.
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