Azores Weather: Your Month-by-Month Guide to the Best Time to Visit

The Azores, an enchanting archipelago in the North Atlantic, is one of Europe’s hidden gems. Comprising nine volcanic islands, the Azores is renowned for its lush landscapes, dramatic coastlines, and rich biodiversity. Whether you're exploring São Miguel's crater lakes or Pico’s towering volcanic peak, weather is a key factor when planning your adventure.

Situated roughly 1,400 kilometers west of mainland Portugal, the Azores' climate is significantly influenced by its location in the middle of the Atlantic Ocean. The islands experience a mild, temperate climate year-round, thanks to the North Atlantic Current, an extension of the warm Gulf Stream. As a result, the Azores weather is often unpredictable, with sudden changes that can bring sun, rain, and mist all in a single day. This unique variability has earned the islands the nickname, "The Four Seasons in One Day."

Despite this unpredictability, there are still ideal times to visit depending on your interests—whether it’s hiking, whale watching, or simply enjoying the islands' vibrant culture. In this guide, we'll break down the weather in the Azores month by month, helping you choose the best time for your visit.

Understanding the Azores Climate

The Azores enjoy a maritime subtropical climate, characterized by mild temperatures throughout the year. The annual temperature range is quite narrow, typically hovering between 14°C (57°F) in winter and 25°C (77°F) in summer.

One of the most notable features of Azores weather is the frequent and unpredictable rain. While rainfall can occur year-round, it is generally more common from October to March. However, these rain showers are typically short, and the sun often shines again within an hour. The island’s unique microclimates also mean that while it may be raining in one area, another part of the island could be basking in sunshine.

In terms of wind, the Azores is often buffeted by Atlantic breezes, which can range from refreshing to strong. The islands experience the least wind during the summer months, making this period particularly favorable for outdoor activities and ocean-based adventures.

Now that you have an overview of the Azores' climate, let's dive into the monthly weather breakdown.

Azores Weather by Month: When to Visit

January – Cool and Rainy, But Peaceful

• Average Temperature: 14°C – 17°C (57°F – 63°F)
• Rainfall: High
• Sea Temperature: 17°C (63°F)

January is one of the cooler months in the Azores, with frequent rain showers and cloudy skies. This month falls squarely in the middle of the archipelago’s rainy season, so expect wet weather. However, temperatures rarely drop below 14°C, making it milder than most European winter destinations.

If you're looking for a quiet escape, January can be a great time to visit. The islands are virtually empty of tourists, allowing you to enjoy the landscapes in peace. Whale watching tours also operate year-round, though sightings may be less frequent than in the spring and summer.

Best for: Tranquility, exploring without crowds, winter hikes

February – Rain Continues, But Nature Beckons

• Average Temperature: 14°C – 17°C (57°F – 63°F)
• Rainfall: High
• Sea Temperature: 16°C (61°F)

February remains cool and rainy, much like January. The rainfall, combined with brisk Atlantic winds, makes this month better suited for indoor activities or quick excursions between showers. The silver lining is that the landscape is lush and green, having soaked up months of winter rain.

While not the most popular month for travel, February is excellent for those who prefer off-the-beaten-path experiences. Temperatures are still mild, so outdoor activities like hiking and sightseeing are possible if you're prepared for rain.

Best for: Off-season solitude, nature lovers, hiking

March – Spring is on the Horizon

• Average Temperature: 14°C – 18°C (57°F – 64°F)
• Rainfall: Moderate to high
• Sea Temperature: 16°C (61°F)

In March, the Azores begin to transition from winter to spring. Rainfall remains moderate, but sunny days become more frequent, offering the promise of warmer weather ahead. The islands’ flora starts to awaken, with wildflowers beginning to bloom across the verdant hills and valleys.

As the weather becomes more accommodating, March is an ideal time for outdoor adventures, including hiking to volcanic craters, visiting waterfalls, and exploring the islands' quaint villages. It’s also a good time for birdwatchers, as migratory species begin arriving.

Best for: Early spring hikes, nature photography, birdwatching

April – Spring in Full Bloom

• Average Temperature: 15°C – 19°C (59°F – 66°F)
• Rainfall: Moderate
• Sea Temperature: 17°C (63°F)

April is when spring fully takes hold in the Azores. The weather improves significantly, with more sunshine and fewer rainy days. The island landscapes are in full bloom, with fields of colorful hydrangeas, azaleas, and other wildflowers dotting the countryside.

Outdoor activities such as hiking, whale watching, and visiting natural hot springs become much more pleasant as the temperatures rise and the rain subsides. April is also a great time to visit the iconic Sete Cidades or Lagoa do Fogo without the summer crowds.

Best for: Nature walks, whale watching, photography

May – The Calm Before Summer

• Average Temperature: 16°C – 21°C (61°F – 70°F)
• Rainfall: Moderate
• Sea Temperature: 18°C (64°F)

May marks the beginning of the Azores’ high season, but without the summer tourist crowds. The weather is pleasantly warm, though not as hot as the coming months. Rainfall is lighter than earlier in the year, making it an excellent time to explore the islands’ outdoor attractions.

May is also one of the best months for whale watching, as many species, including sperm whales and dolphins, are frequently seen in the surrounding waters. Hiking trails are lush and vibrant, offering panoramic views of the Atlantic and the Azores' volcanic landscapes.

Best for: Whale watching, hiking, exploring villages

June – Summer Begins

• Average Temperature: 18°C – 24°C (64°F – 75°F)
• Rainfall: Low
• Sea Temperature: 19°C (66°F)

June ushers in the start of summer, with warmer temperatures and much less rain. The days are longer and sunnier, making this month ideal for outdoor activities like hiking, cycling, and exploring the coastline. June is also the beginning of the peak whale-watching season, with regular sightings of blue whales, fin whales, and sperm whales.

The sea temperature is warmer, though still cool for swimming. However, many visitors take advantage of natural hot springs, such as the famous ones in Furnas on São Miguel Island.

Best for: Summer festivals, whale watching, beach activities

July – Peak Tourist Season

• Average Temperature: 20°C – 26°C (68°F – 79°F)
• Rainfall: Low
• Sea Temperature: 22°C (72°F)

July is one of the hottest and driest months in the Azores, attracting tourists from around the world. The weather is perfect for beachgoers and outdoor enthusiasts alike. The mild ocean breezes keep the islands from becoming too hot, and the relatively warm sea makes swimming and water sports much more enjoyable.

July is a great time to explore the islands’ natural wonders, such as the Caldeira on Faial Island or the towering peak of Mount Pico. It’s also the height of the festival season, with numerous local celebrations showcasing Azorean culture, music, and cuisine.

Best for: Festivals, beach days, hiking Pico, swimming

August – Hot, Sunny, and Vibrant

• Average Temperature: 21°C – 27°C (70°F – 81°F)
• Rainfall: Low
• Sea Temperature: 23°C (73°F)

August is the warmest month in the Azores, with plenty of sunshine and warm temperatures both on land and in the sea. It's the best time for swimming, snorkeling, diving, and other water sports. The sea is at its warmest, making it ideal for those who enjoy spending time in the ocean.

The islands are alive with festivals and events, including Semana do Mar (Sea Week) in Faial, which celebrates maritime culture with boat races, concerts, and traditional food. This is the busiest tourist month, so expect more crowds at popular spots.

Best for: Beach time, diving, festivals, swimming

September – End of Summer Bliss

• Average Temperature: 20°C – 25°C (68°F – 77°F)
• Rainfall: Low to moderate
• Sea Temperature: 23°C (73°F)

September is one of the best months to visit the Azores. The weather is still warm, but the peak summer crowds have thinned, making it easier to explore the islands at a leisurely pace. The sea remains warm, and it’s still a fantastic time for water sports, including snorkeling and diving.

While rain starts to pick up slightly in late September, it’s usually in short bursts, followed by clear skies. The islands are calm, and the pace is relaxed, perfect for travelers seeking a quieter experience after the busy summer.

Best for: Warm weather without crowds, water sports, peaceful hikes

October – A Transition to Fall

• Average Temperature: 18°C – 22°C (64°F – 72°F)
• Rainfall: Moderate to high
• Sea Temperature: 22°C (72°F)

October marks the beginning of the fall season, with cooler temperatures and an increase in rainfall. Despite this, early October can still be a lovely time to visit, especially if you’re interested in exploring the islands' volcanic landscapes and scenic vistas without the summer heat.

This is also the tail end of the whale-watching season, with fewer sightings but still a chance to spot dolphins and some migratory whales. The changing weather also brings dramatic cloud formations, adding to the islands’ mystical allure.

Best for: Scenic drives, photography, fall hikes

November – Cool and Rainy

• Average Temperature: 16°C – 20°C (61°F – 68°F)
• Rainfall: High
• Sea Temperature: 20°C (68°F)

November sees a return to cooler and rainier weather in the Azores. However, this month still offers mild temperatures compared to many other European destinations. The lush greenery of the islands is at its peak after the summer, and there are fewer tourists, making it a great time for peaceful retreats.

While beach activities are less common, November is a good time for those interested in hot springs, hiking, and exploring the islands’ volcanic formations without the heat of summer.

Best for: Hot springs, peaceful getaways, photography

December – A Quiet, Rainy Month

• Average Temperature: 15°C – 18°C (59°F – 64°F)
• Rainfall: High
• Sea Temperature: 18°C (64°F)

December brings cool and wet weather, much like January and February. With high rainfall, this is not the best time for outdoor activities, but it's perfect for enjoying the Azores' cozy, indoor experiences. The islands' hot springs, such as those in Furnas or Ponta da Ferraria, are particularly inviting during this time of year.

Christmas is celebrated with unique Azorean traditions, and the islands’ towns and villages light up with festive decorations, making it a lovely time for cultural experiences.

Best for: Festive holidays, hot springs, winter retreats

The Best Time to Visit the Azores

The best time to visit the Azores depends on your personal preferences and what you want to experience. For outdoor adventures and whale watching, May through September offers the best weather, with warm temperatures and low rainfall. If you prefer solitude and lower prices, the winter months provide a quiet, peaceful atmosphere, though with more rain.