ChileAverage weather for Santiago in August
It's cool to moderate in August in Santiago with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 21°C. At night, you can expect temperatures between 3°C and 7°C.
Start of August
The month of August starts in Santiago with mild temps, averaging around 18°C during the day and nights around 5°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid August
By mid-August, daytime temps rise to around 19°C, with nights around 5°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of August
By the end of August, the average daytime temperature in Santiago is around 19°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.
In August, there is an average of 82 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.
Santiago in August |
New York | ||
|---|---|---|---|
 Average temperature |
18°C | 30°C | |
 Max. temperature |
21°C | 31°C | |
| Min. temperature |
15°C | -5°C | |
 Total precipitation |
82 mm | 79 mm | |
| Rainy days |
7 days | 13 days | |
July
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Santiago?
Looking for great weather? August is a good time to be in Santiago. The temperatures are nice, and there’s not too much rain.
Temperature records
With 31°C in 2014, Santiago reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 8°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 11°C.
Check out the climate of Santiago for all months and discover the best travel time
Curious about the weather in other parts of Chile? Check out the climate and weather for spots like Patagonia, Valparaíso, San Pedro de Atacama, or explore other destinations in Chile.
Daily Temperature in August in Santiago
This chart shows the average daily high and low temperatures in August for Santiago, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Santiago
The chart below shows the average daily precipitation in August for Santiago, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 7 days of precipitation in Santiago.
Daily UV index in August in Santiago
This chart shows the average daily UV index in August in Santiago, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Santiago over the years
This chart shows the average temperature in August in Santiago, measured in degrees Celsius, over the past few years.
Total precipitation in August in Santiago over the years
This chart shows the average precipitation in August in Santiago, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Santiago
Click on any day in August to get detailed info about the usual weather on that day in Santiago. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Santiago
Have you been to Santiago in August?
Share your weather experience in August in Santiago.
Average weather in Santiago by month
Click on a month below to see detailed weather info for Santiago. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
