
Plan Your Cruise With Free Weather Forecasts
Loading Travel Forecast…
Loading Travel Forecast…Historical averages and packing recommendations for your October visit to Santorini.
"Quieter, comfortable temperatures"
Affiliate links — these help keep our site free by earning us a commission at no extra cost to you.
Santorini is the crown jewel of the Aegean Sea — a crescent-shaped caldera formed by one of history's largest volcanic eruptions. The famous blue-domed churches and whitewashed buildings of Oia and Fira cling dramatically to cliffs above the deep-blue sea. Cruise ships anchor in the caldera and ferry passengers ashore by tender boat to explore volcanic beaches, ancient ruins, and world-class restaurants.
Santorini in October offers pleasant temperatures, with highs around 73°F and comfortable lows near 63°F. Rain is uncommon, with only about 5 rainy days expected across the month — ideal for beach days and shore excursions. Quieter, comfortable temperatures
This is one of the most popular months to visit Santorini, so book shore excursions early — the top snorkeling spots and tours sell out fast. Lightweight layers work well: a light cardigan for evenings on deck and breathable tops for port days cover most conditions.
Cruise Barcelona To Athens Grand Voyage
Azamara Cruises · Jun 11, 2026
The Best of the Mediterranean
Princess Cruises · Jun 27, 2026
Ultimate Mediterranean Splendor Collectors' Voyage
HAL Cruises · Jun 28, 2026
Mediterranean, Aegean & Adriatic
Princess Cruises · Jun 30, 2026
Mediterranean with Greece, Turkey, & Adriatic
Princess Cruises · Jul 4, 2026
The Best of the Mediterranean
Princess Cruises · Jul 4, 2026
The average high temperature in Santorini during October is 73°F, with a low of 63°F.
Santorini typically sees 5 days of rain in October. Quieter, comfortable temperatures
For a October cruise to Santorini, you should pack layers, a light jacket, and comfortable walking shoes.