Santorini Weather September Averages, Greece
- Temperature 23.5°C 74°F
- High Temperature 26°C 79°F
- Low Temperature 21°C 70°F
- Day Temperature 24.9°C 77°F
- Night Temperature 23.8°C 75°F
- Sunshine Hours 11 hours
- Rainfall 10.8 mm
- Rainfall Days 2 days
- Sea Temperature 24°C 75°F
What's the Weather like in Santorini in September
September in Santorini, Greece is slightly quieter than July or August, but the weather is just as fantastic. At this time of year you can expect very warm temperatures, practically no rainfall at all and sunshine almost guaranteed every single day. If you're flexible and can travel outside of the school holidays, you're best off visiting the island toward the end of the month, when the families have gone back home. At the end of the month, Santorini will be much quieter and prices in general should be cheaper.
During this month, the average temperature for Santorini begins at 25°C on September 1st and gradually decreases until it reaches 22°C by September 30th. Daily highs and daily lows follow the same pattern, dropping from 28°C to 25°C and from 22°C to 19°C, respectively, as the month develops. If you're looking for an icy adventure, visit Eureka in Canada, where temperatures never dip above double digits in September.
With average temperatures as warm as these, you'll need to pack plenty of light and airy clothing to ensure you're comfortable during your holiday. You'll need beach clothes for the daytime, as well as swimming gear for when you want to cool off in the sea or pool. Temperatures can sometimes feel rather cool on an evening especially if there is a sea breeze blowing so consider bringing a thin jumper or cardigan. Even if you're normally not affected by the sun, make sure you bring a pair of sunglasses and plenty of suntan lotion to avoid suffering from sunburn or heatstroke.
Even though it only happens on an average of once every ten days, temperatures can sometimes fall below 17°C or rise above 30°C in Santorini in September. In recent times, the hottest September day ever registered on the island saw temperatures rise as high as 35°C. At the other end of the scale, the coldest September day ever registered on the island saw temperatures drop down to as low as 15°C.
Across the month, Santorini is subject to an average of 10.8mm of rainfall, which is divided between two rainy days. With such an insignificant amount of rainfall occurring on such a small number of days, you probably won't even see a drop of the wet stuff during your holiday.
As the month develops, the likelihood of rain falling increases. Precipitation is least likely to occur on September 1st when it only falls on 6% of days. On the other hand, precipitation is most likely to occur on September 30th when it falls on 15% of days. If you are unfortunate enough to get some sort of precipitation during your holiday in September, it will most likely be thunderstorms, light rain, moderate rain or drizzle.
Throughout the month, Santorini enjoys an average of 11 hours of sunshine every day that's two hours less each day than in August. Despite the small decrease, 11 hours is still more than enough time to explore the local attractions and work on your tan by the pool or at the beach.
Average Sea Temperature
If you plan on hitting the beach during your holiday, you'll be glad to hear that the average sea water temperature for the beaches around Santorini is 24°C in September that's 1°C cooler than in August. Whilst everyone feels water temperature differently, most visitors and residents will agree that this is the perfect temperature for all sorts of aquatic activities, including swimming, snorkeling, scuba diving and water sports.
Across September, the length of the day in Santorini is slowly decreasing, with a difference of 1:05 hours between the beginning and the end of the month. September 1st is the longest day of the month with 12:56 hours of daylight, whilst September 30th is the shortest day of the month with 11:51 hours of daylight.
Throughout this month, the relative humidity for Santorini ranges between 50% (comfortable) and 85% (very humid) almost never falling below 39% (comfortable) or rising above 95% (very humid).On average, the driest day of the month is September 1st, when the average daily humidity drops below 56% three days out of every four. On the other hand, the most humid day of the month is usually September 27th, when the average daily humidity rises above 80% three days out of every four.
In September, typical wind speeds fluctuate between 1 m/s (light air) and 8 m/s (fresh breeze) almost never exceeding 12 m/s (strong breeze). The highest average wind speed of 6 m/s (moderate breeze) occurs around September 1st when the average daily maximum wind speed is 8 m/s. At the other end of the scale, the lowest average wind speed of 5 m/s (gentle breeze) normally happens around September 27th when the average daily maximum wind speed is 8 m/s.
Santorini Hotels in September
Holidaymakers on a budget should consider staying at Pelagos Hotel-Oia. This hotel offers superb accommodation for a very reasonable price. Here guests can choose between a variety of different studios which can each sleep between two and four people. There are plenty of services and facilities available to take advantage of onsite, including restaurants, bar, yoga classes, swimming pool, WiFi access, free parking and excursion booking.
Calderas Dolphin Studios
When it comes to a room with a view, you can't beat Calderas Dolphin Studios. Located just a short drive away from Fira, this complex is overlooking the ocean, which means almost all rooms come with a sea view. Accommodation is available in the form of superior suites, junior suites, deluxe rooms, honeymoon suites, and two-bedroom suites, each of which comes with its own balcony. Guests are encouraged to enjoy all the amenities and services available onsite, including swimming pool, solarium, pool bar, free parking, free WiFi access and concierge.
Rocabella Deluxe Suites & Spa
If a spa break sounds just like what the doctor ordered, take a look at the Rocabella Deluxe Suites & Spa Santorini. Situated on the outskirts of Imerovigli, this complex is ideally located for guests who want to be close enough to enjoy all the action, but far enough away so they can relax in peace. Accommodation is available in the form of senior rooms, superior rooms and deluxe suites, each of which is stylishly decorated. There is a wealth of facilities and services available onsite, including spa, fitness centre, bars, restaurants, boutique, swimming pool and yoga classes.
Santorini Beach for September
Make the most of the last of the summer sunshine in Santorini by spending the day at Amoudi Beach. Situated in the north west of the island, Amoudi Beach is located within a small fishing village and is perfect for swimming. Although you won't find any soft sand to lie your towel down, there are plenty of large rocks which warm up in the sun, making them perfect for sunbathing on.
The beach's clear waters are almost always calm, making them ideal for scuba diving and snorkeling. Since there is no sand at this bay, there aren't any sun beds or parasols either, so you'll need to bring your own if you think you'll need them. On the other hand, there is a number of restaurants and bars available just a short walk away, where you can grab a drink or bite to eat.
Agios Georgiosis another beach perfect for holidaymakers who want to have a go at snorkelling or scuba diving. This bay is made up of soft black sand which gently slopes down into clear waters, providing the ideal conditions for children to splash about and swim.
The fantastic clarity of the water means that you'll always be able to see the aquatic wildlife, whether you visit the beach first thing in the morning or at the end of the day. If you want to be in with the chance of spotting a famous face, set your towel down near Sea Side by Notos. This restaurant has fantastic beachside service and is popular amongst celebrities. You'll find all the usual beach facilities available here, including sun beds, Balinese beds, shades, lifeguards and beach bars.
Bars and Restaurants
If you're in the mood for seafood, spend an evening at Taverna Aeolos. Located in Akrotiri, this eatery is open for breakfast, lunch and dinner and serves a huge range of Mediterranean cuisine, with a selection of Greek specialities thrown in, too. The restaurant's speciality is certainly the seafood and fish dishes, all of which are cooked to order.
When it comes to dining with a view, you can't beat Character. This restaurant is tucked into the face of a cliff and awards diners with stunning sea views which stretch for miles. Here you'll find a menu full of starters, salads, pastas, risottos, meat-based mains, fish, seafood, vegetarian options and desserts, guaranteeing something for everyone to enjoy. There is also an extensive wine list available, which is sure to please even the most discerning wine lover.
Cyclades Tavern Restaurant
Cyclades Tavern Restaurant is a superb choice for an affordable dining option. This eatery is labelled as a 'gastropub' and is highly regarded as being one of the very best restaurants in the whole of Perissa. There is a comprehensive a la carte menu available to choose from, but if you're really on a budget, you're best off choosing the 'menu of the day' which offers superb value for money.
Holidaymakers interested in trying the infamous Greek mezze should spend an evening at Melitini. Situated in Oia, this restaurant is known for its mezze sharing platters which allow you to sample a selection of different Greek dishes as part of one meal. If you don't want to share your dinner, you'll be pleased to hear that there is also an extensive a la carte menu available to choose from.
Things to do in Santorini in September
Escape Land Family Park
Families travelling with kids won't want to miss the chance to visit Escape Land. This family-friendly entertainment centre is suitable for visitors of all ages and is comprised of various games which are sure to keep everyone entertained. Here you'll find ten-pin bowling, pool tables, table tennis, dart boards, mini football tables and even a play area just for children. There's also a bar available onsite where parents can enjoy a coffee, cocktail, beer, glass of wine or soft drink whilst the kids play.
Naval Maritime Museum
If you want to visit a museum during your holiday, consider the Naval Maritime Museum. This attraction is located in Oia, inside a 19th century mansion and features exhibits and displays which delve into the history of Thira. Some of the artefacts on display include seamen's chests, figureheads, drawings, old maritime equipment, models of sailing vessels and an extensive library. Unfortunately, most of the information is only available in Greek, so you'll either need to bring along a phrasebook or guess what the items are yourself. You can probably see everything there is to see in less than an hour, making the museum perfect for families with young children.
Villagio 3D Cinema
When the weather is a bit overcast, while away a few hours by visiting the Villaggio 3D Cinema. Located within the Kamari Shopping Centre, this cinema shows a wide range of the latest films, so you don't have to miss out on brand new releases just because you're on holiday. When the film has finished, you can spend time wandering around the shops, enjoying a coffee in one of the many cafes or having a bite to eat in one of the numerous restaurants found within the shopping centre.
The Santorini Dive Centre
With sea temperatures this warm, September is a great month to try your hand at the water sports available on the island. The Santorini Dive Centre offers a wide variety of scuba diving courses and packages, with something for everyone to have a go at from first-timers to experienced professionals. Courses available include open water diving course, advanced open water diving course, deep diver, night diver, rescue diver, underwater photographer and dive master, catering for all tastes, abilities and interests.
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