The best times to visit Santorini for ideal weather are

February 26th to June 17th

or

September 10th to December 9th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.


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    Weather in Santorini

    Temperature

    Average temperatures in Santorini vary greatly. Considering humidity, temperatures feel very enjoyable all year with a low chance of precipitation most of the year. The area is more temperate than most — in the 70th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Santorini, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 84.4°F (29.1°C) with temperatures rarely dropping below 74.5°F (23.6°C) at night.

    Santorini Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Santorini Temperatures (Celsius)

    Key
    High
    Average
    Low

    “Feels-Like” Temperatures

    The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

    Santorini Perceived Temperature (F)

    Key
    High
    Average
    Low

    Santorini Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Santorini Temperatures by Month

    Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

    Show Fahrenheit

    MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
    Jan58.555.250.5
    Feb58.655.150
    Mar625852.3
    Apr66.762.256.2
    May73.369.262.2
    Jun807669.5
    Jul82.979.473.9
    Aug82.679.574.6
    Sep7975.470.2
    Oct72.268.964.3
    Nov66.463.158.7
    Dec6157.853.2

    Show Celsius

    MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
    Jan14.712.910.3
    Feb14.812.810
    Mar16.714.411.3
    Apr19.316.813.4
    May22.920.716.8
    Jun26.724.420.8
    Jul28.326.323.3
    Aug28.126.423.7
    Sep26.124.121.2
    Oct22.320.517.9
    Nov19.117.314.8
    Dec16.114.311.8


     

    Precipitation (Rain or Snow)

    If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Santorini are July, August, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid June. For example, on the week of June 11th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January with an average of 2 days of significant precipitation the week of January 22nd.

    When can you find snow in Santorini? Weather stations report a bit of annual snow likely to be deepest around January, especially close to late January. The best time to ski (if at all) in Santorini is often around around January 22nd when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

    Chanceof Precipitation

    The graph below shows the % chance of rainy and snowy days in Santorini.

    Key
    Days with precipitation

    Snow on the Ground

    The graph below shows the average snow on the ground in Santorini (in).

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
    Jan20%0.42.4
    Feb22%03.6
    Mar12%0.41.5
    Apr7%00.9
    May4%00.8
    Jun0%00.1
    Jul0%00
    Aug0%00
    Sep1%00.2
    Oct9%01.6
    Nov13%0.41.6
    Dec19%02.6

    Show Centimeters

    MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
    Jan2016.1
    Feb2209.1
    Mar1213.8
    Apr702.3
    May402
    Jun000.3
    Jul000
    Aug000
    Sep100.5
    Oct904.1
    Nov1314.1
    Dec1906.6

     

    Humidity and Wind

    Santorini has some high humidity months, with other comfortably humid months. The least humid month is July (56.7% relative humidity), and the most humid month is November (62.1%).

    Wind in Santorini is usually stronger than many places. The windiest month is January, followed by February and August. January’s average wind speed of around 15.5 knots (17.9 MPH or 28.8 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late January where average top sustained speeds reach 21.9 knots, which is considered a fresh breeze.

    Relative Humidity (%)

    The graph below shows the average % humidity by month in Santorini.

    Key
    Avg. Relative Humidity

    Wind

    The graph below shows wind speed (max and average) in knots.

    Key
    Max Sustained Wind
    Average Daily Wind

    Average Wind Speeds

    Show Wind Speeds

    All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

    MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
    Jan15.5Significant breeze20Strong breeze
    Feb15.3Significant breeze20.4Strong breeze
    Mar14.6Significant breeze19.5Strong breeze
    Apr13.6Significant breeze18.2Strong breeze
    May11.1Significant breeze15.2Strong breeze
    Jun11.5Significant breeze15.5Significant breeze
    Jul14.8Significant breeze19.1Strong breeze
    Aug15.2Significant breeze19.3Strong breeze
    Sep14.1Significant breeze18Strong breeze
    Oct15.2Significant breeze18.9Strong breeze
    Nov14.6Significant breeze18.7Strong breeze
    Dec15.1Significant breeze19.7Strong breeze

    Show Relative Humidity by Month

    MonthAvg. Relative Humidity
    Jan58.9%
    Feb60.5%
    Mar57.6%
    Apr57.5%
    May58.7%
    Jun57%
    Jul56.7%
    Aug59.3%
    Sep58.6%
    Oct61.5%
    Nov62.1%
    Dec61.3%

     

    Is it Safe to Travel to Santorini?

    Our best data indicates this area is generally safe. As of Aug 21, 2019 there are no travel advisories or warnings for Greece; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 21, 2019.


     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Santorini, Greece is June, followed by July and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Santorini in October. Those willing to visit at these times will likely find it the least expensive month.

    Estimated Tourism by Month

     

    Most Popular Months to Visit

    Key
    Tourists Seeking Accommodations

    Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 37.5 in October means 37.5% of the tourists vs. June.


    Overall Santorini Travel Experience by Season

    Spring (March through May)

    Humidity and temperatures combine to make this season feel moderate. Highs range from 76.5°F (24.7°C) and 59.9°F (15.5°C) with warmer temperatures in the later months. Rain is rare with 1 to 4 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

    Summer (June through August)

    The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the least precipitation with about 0 days of precipitation per month. June – August is the busiest season for tourism in Santorini, so lodging and other accommodations may cost more than usual.

    Fall (September through November)

    Fall daily highs range from 80.4°F (26.9°C) and 65.6°F (18.7°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 0 to 4 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

    Winter (December through February)

    Weather is somewhat cool this time of year in Santorini to be enjoyable for warm weather travelers. The average high during this season is between 63.2°F (17.3°C) and 57.4°F (14.1°C). On average, it rains or snows a fair amount: consistently 6 times per month. These times of year are fairly slow with tourists.

     

    Best Times to TravelGreece › Santorini, Greece


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