The best times to visit Santiago for ideal weather are

February 19th to April 15th

or

October 15th to December 23rd

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 Santiago

    Temperature

    Average temperatures in Santiago vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 57th 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 Santiago, the hottest months are January, February, and then December. See average monthly temperatures below. The warmest time of year is generally early to mid January where highs are regularly around 89.3°F (31.8°C) with temperatures rarely dropping below 56.9°F (13.8°C) at night.

    Santiago Temperatures (Fahrenheit)

    Key
    High
    Average
    Low

    Santiago 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.

    Santiago Perceived Temperature (F)

    Key
    High
    Average
    Low

    Santiago Perceived Temperature (C)

    Key
    High
    Average
    Low

     

    Average Santiago 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)
    Jan8871.657.1
    Feb86.97055.8
    Mar84.767.153.2
    Apr77.559.647.2
    May69.553.543.6
    Jun63.648.338.9
    Jul62.147.238.2
    Aug64.949.940.3
    Sep70.354.744.3
    Oct75.959.747.3
    Nov81.664.450.4
    Dec85.568.553.7

    Show Celsius

    MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
    Jan31.12213.9
    Feb30.521.113.2
    Mar29.319.511.8
    Apr25.315.38.4
    May20.811.96.4
    Jun17.69.13.8
    Jul16.78.43.4
    Aug18.39.94.6
    Sep21.312.66.8
    Oct24.415.48.5
    Nov27.61810.2
    Dec29.720.312.1


     

    Precipitation (Rain or Snow)

    If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Santiago are January, December, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid June with an average of 1 days of significant precipitation the week of June 18th.

    When can you find snow in Santiago? Weather stations report no annual snow. 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 Santiago.

    Key
    Days with precipitation

    Snow on the Ground

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

    Key
    Snow depth

    Average Rain and Snow by Month

    Show Inches

    MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
    Jan0%00
    Feb1%00.1
    Mar1%00.1
    Apr1%00.1
    May9%01.7
    Jun13%02.1
    Jul8%01
    Aug11%02.1
    Sep5%00.6
    Oct3%00.4
    Nov1%00.1
    Dec0%00.1

    Show Centimeters

    MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
    Jan000
    Feb100.3
    Mar100.3
    Apr100.3
    May904.3
    Jun1305.3
    Jul802.5
    Aug1105.3
    Sep501.5
    Oct301
    Nov100.3
    Dec000.3

     

    Humidity and Wind

    Santiago has some humid months, and slightly dry months in the opposite season. The least humid month is December (38.2% relative humidity), and the most humid month is July (66.1%).

    Wind in Santiago is usually extremely calm. The windiest month is January, followed by December and November. January’s average wind speed of around 3 knots (3.4 MPH or 5.5 KPH) is considered “light air.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early December where average top sustained speeds reach 7.3 knots, which is considered a gentle breeze.

    Relative Humidity (%)

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

    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
    Jan3Barely noticeable6.6Light breeze
    Feb2.6Barely noticeable6.3Light breeze
    Mar2.1Barely noticeable5.6Light breeze
    Apr1.5Barely noticeable4.3Light breeze
    May0.9Still3.1Light breeze
    Jun0.8Still2.7Barely noticeable
    Jul0.9Still2.8Light breeze
    Aug1.2Barely noticeable3.8Barely noticeable
    Sep1.7Barely noticeable4.6Light breeze
    Oct2.2Barely noticeable5.6Light breeze
    Nov2.7Barely noticeable6.2Light breeze
    Dec3Barely noticeable6.9Light breeze

    Show Relative Humidity by Month

    MonthAvg. Relative Humidity
    Jan38.9%
    Feb40.3%
    Mar43.1%
    Apr50.7%
    May62%
    Jun65.2%
    Jul66.1%
    Aug62.8%
    Sep57.1%
    Oct48.1%
    Nov40.8%
    Dec38.2%

     

    Is it Safe to Travel to Santiago?

    Our best data indicates this area is generally safe. As of Aug 21, 2019 there are no travel advisories or warnings for Chile; 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 14, 2019.


     

    The Busiest and Least Crowded Months

    The busiest month for tourism in Santiago, Chile is November, followed by September and December. 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 Santiago in May. 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 19.4 in May means 19.4% of the tourists vs. November.


    Overall Santiago Travel Experience by Season

    Fall (March through May)

    Humidity and temperatures combine to make this season feel moderate. Highs range from 86.6°F (30.3°C) and 65.9°F (18.8°C) with colder temperatures in the later months. Rain is rare with 0 to 3 days of significant precipitation per month. Fall is fairly slow for tourism, which makes it a good time for those looking for deals.

    Winter (June through August)

    The middle-year months have cold weather with high temperatures that are brisk. These months see the most precipitation with 2 to 4 days of precipitation per month. June – August is the slowest season for tourism in Santiago, so lodging and other accommodations may cost less than usual.

    Spring (September through November)

    Spring daily highs range from 82.9°F (28.3°C) and 68.2°F (20.1°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 0 to 2 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.

    Summer (December through February)

    Weather is perfect this time of year in Santiago to be enjoyable for warm weather travelers. The average high during this season is between 89.3°F (31.8°C) and 84.5°F (29.2°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are the second busiest with tourists.

     

    Best Times to TravelChile › Santiago, Chile


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