Flores Island, located on the westernmost edge of the Azores archipelago, is renowned for its natural beauty and temperate maritime climate.
This article offers a detailed, month-by-month look at the island’s weather conditions throughout the year to help you plan your trip.

Average Annual Temperatures
Temperatures on Flores Island remain relatively constant throughout the year. The average annual maximum temperature is approximately 19°C, ranging from 16°C in March to 24°C in August. Average lows sit between 12°C and 19°C. This thermal stability is due to the island’s geographical location and the maritime influence, which mitigates seasonal variations.
Precipitation and Humidity
Flores Island is one of the rainiest in the Azores archipelago, with an average annual precipitation of about 1070 mm. The wettest months are December and January, while July sees the least rainfall. Relative humidity is high throughout the year, hovering around 80%, which contributes to the island’s characteristic lush, green landscape.
The General Climate of Flores Island
Flores Island enjoys a moderate climate, influenced by the warm Gulf Stream. Temperatures are mild year-round, with average lows between 12°C and 16°C and highs that rarely exceed 24°C. Humidity is high, and rainfall is a defining feature, especially in the winter months.
Now, let’s take a closer look at the weather conditions month by month.
Weather on Flores Island in January
January is one of the wettest months on Flores Island. Average temperatures range between 13°C and 16°C, creating a cool yet comfortable climate. Rainfall is frequent and often heavy, feeding the waterfalls and lush vegetation that make the island so unique.
Tip: Pack a waterproof jacket and water-resistant boots to explore the trails worry-free.
Weather on Flores Island in February
February follows January’s trend, with high precipitation and similar temperatures between 12°C and 16°C. The winds can be stronger, leading to rougher seas. Despite this, the weather is still perfect for nature lovers, especially for photographing the island’s stunning landscapes.
Weather on Flores Island in March
March marks the beginning of a slight shift in the weather. Rainfall remains high, but the days start to get longer, and average temperatures hold steady between 13°C and 17°C. This is a great time to visit if you want to avoid the summer crowds and enjoy the island’s tranquillity.
Weather on Flores Island in April
In April, the weather begins to turn milder. Rain is still frequent, but sunny days become more common. Temperatures range between 14°C and 18°C. This is an excellent time for hiking and exploring the island’s famous lagoons and waterfalls.
