IslandGuideAzory
🇵🇹 Portugal · 2020–2025

Azory weather & best time to visit

June to October (sea 20-24°C; outside this window the Atlantic stays around 16-18°C)

Best months to visit

JuneJulyAugustSeptemberNovember

July through September is the sweet spot — warmest sea (22-24°C), driest months, and longest daylight. May-June and October are quieter and ideal for hiking with mild temperatures and green landscapes.

Best for

Beach
July to September (sea 22-24°C, fewer rainy days, longest sunny spells)
Hiking
May-June and September-October (mild 18-22°C, lower precipitation, lush green landscapes)
Sightseeing
May to October (drier months, ferries between islands run reliably, hortensia bloom mid-June to mid-July)

Climate notes

  • Mid-Atlantic ocean climate: temperatures stay narrow band 14-23°C year-round, no real summer heat or winter cold
  • High year-round humidity and frequent low cloud — even peak summer brings overcast hours and afternoon mist on volcanic peaks
  • Wettest period October-March (150-220 mm/month) driven by Atlantic frontal systems; July is reliably the driest month
  • Hurricane fringe: remnants of tropical systems occasionally reach the islands August-October as weakened extratropical lows, bringing wind and heavy rain rather than direct landfall

Temperature (min / max °C)

17° 14°
Jan
17° 13°
Feb
17° 13°
Mar
18° 14°
Apr
19° 15°
May
21° 17°
Jun
24° 19°
Jul
25° 20°
Aug
24° 19°
Sep
22° 18°
Oct
19° 16°
Nov
17° 14°
Dec

Rainy days per month

18
Jan
16
Feb
19
Mar
20
Apr
22
May
17
Jun
15
Jul
16
Aug
15
Sep
18
Oct
17
Nov
16
Dec

Sunshine hours per month

0
Jan
0
Feb
0
Mar
0
Apr
0
May
0
Jun
0
Jul
0
Aug
0
Sep
0
Oct
0
Nov
0
Dec

Regional notes

  • São Miguel (Ponta Delgada) is the warmest and driest of the three monitored regions; July precipitation drops to ~55 mm
  • Terceira (Angra) is noticeably wetter in winter — January averages 215 mm versus 188 mm at Faial and 155 mm at São Miguel
  • Each island has its own microclimate due to volcanic topography: north coasts catch more cloud, south-facing slopes are typically sunnier

Frequently asked questions

When is the best time to visit the Azores?
July through September has the warmest sea (22-24°C), driest weather, and most reliable sunshine. May, June, and October are nearly as good and far less crowded — ideal for hiking and sightseeing.
Can you swim in the Azores in winter?
Possible but cold for most visitors — sea temperature drops to 16-17°C from January to April. Comfortable open-water swimming is realistically June through October.
Does it rain a lot in the Azores?
Yes, even in summer. The wettest months are December and January (150-220 mm) but every month sees some rain. July averages just 55-72 mm — the driest period — but afternoon showers can still appear.
Are the Azores affected by hurricanes?
Direct hits are rare. The islands sit on the eastern fringe of the Atlantic hurricane basin and most named storms recurve north of the archipelago. When remnants do arrive (August-October), they typically weaken into extratropical lows bringing wind and rain rather than catastrophic damage.
What should I pack for the Azores?
Layered clothing year-round — a light waterproof jacket is essential even in summer because of frequent showers and cool evenings. Hiking shoes for trails, swimwear for July-September, and a warm fleece if you plan to summit Pico (2,351 m) where temperatures drop sharply.
When do hortensias bloom in the Azores?
The famous blue and pink hortensia hedges peak from mid-June through mid-July. Flores and Faial are particularly known for their dense hortensia displays along roads and crater rims.
Is fog a problem in the Azores?
Yes, particularly above 400 m elevation and on north-facing coasts. Volcanic peaks like Pico, Sete Cidades caldera, and Lagoa do Fogo are often shrouded in cloud — early mornings tend to be clearest. Plan flexible itineraries around viewpoints.
How rough is the Atlantic crossing between islands?
Inter-island ferries (Atlânticoline) run more reliably May to October. Winter swells (November-March) regularly cancel sailings, especially the longer routes connecting central and western groups. Flights with SATA Air Açores are more weather-resilient.
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Climate data: Open-Meteo · 2020–2025

Frequently asked questions

When is the best time to visit the Azores?
July through September has the warmest sea (22-24°C), driest weather, and most reliable sunshine. May, June, and October are nearly as good and far less crowded — ideal for hiking and sightseeing.
Can you swim in the Azores in winter?
Possible but cold for most visitors — sea temperature drops to 16-17°C from January to April. Comfortable open-water swimming is realistically June through October.
Does it rain a lot in the Azores?
Yes, even in summer. The wettest months are December and January (150-220 mm) but every month sees some rain. July averages just 55-72 mm — the driest period — but afternoon showers can still appear.
Are the Azores affected by hurricanes?
Direct hits are rare. The islands sit on the eastern fringe of the Atlantic hurricane basin and most named storms recurve north of the archipelago. When remnants do arrive (August-October), they typically weaken into extratropical lows bringing wind and rain rather than catastrophic damage.
What should I pack for the Azores?
Layered clothing year-round — a light waterproof jacket is essential even in summer because of frequent showers and cool evenings. Hiking shoes for trails, swimwear for July-September, and a warm fleece if you plan to summit Pico (2,351 m) where temperatures drop sharply.
When do hortensias bloom in the Azores?
The famous blue and pink hortensia hedges peak from mid-June through mid-July. Flores and Faial are particularly known for their dense hortensia displays along roads and crater rims.
Is fog a problem in the Azores?
Yes, particularly above 400 m elevation and on north-facing coasts. Volcanic peaks like Pico, Sete Cidades caldera, and Lagoa do Fogo are often shrouded in cloud — early mornings tend to be clearest. Plan flexible itineraries around viewpoints.
How rough is the Atlantic crossing between islands?
Inter-island ferries (Atlânticoline) run more reliably May to October. Winter swells (November-March) regularly cancel sailings, especially the longer routes connecting central and western groups. Flights with SATA Air Açores are more weather-resilient.