Santiago Weather Forecast
Santiago weather: 64°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Santiago is a city in Chile. Santiago is known for Andes-backed capital and wine valleys. It has a population of about 6.8 million.
Right now it is 64°F (18°C) in Santiago with mainly clear. It feels like 63°F. Today runs from 51°F to 75°F. Chance of precipitation is 0%. Sightseeing conditions score 10/10 - excellent - go now.
The best time to visit Santiago is January, February, March, April, October, November and December. The climate is Mediterranean. June, July and August tend to be the least comfortable months. February is the warmest month with average highs near 88°F, while June is the coldest with lows near 44°F.
The closest major airport is Santiago International Airport (SCL), about 8 mi away. Nearby highlights include Aconcagua.
In plain terms. Today is warmer than average for August. The forecast high of 75°F is 14.2°F above the 60°F typical for this month. The best window to be outside is roughly 1 PM to 4 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Santiago today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Santiago right now
Source: Open-Meteo. Updated 4:10 AM, Aug 23 local time.
See the Santiago forecast by time range
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Santiago
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 75° / 51° | 0% | 2 mph | 5 |
| Sun, Aug 23 | ☁️ Overcast | 70° / 53° | 0% | 5 mph | 6 |
| Mon, Aug 24 | ☁️ Overcast | 66° / 52° | 24% | 8 mph | 5 |
| Tue, Aug 25 | 🌦️ Drizzle | 67° / 54° | 76% · 0,1 in | 7 mph | 4 |
| Wed, Aug 26 | 🌦️ Light showers | 54° / 48° | 86% · 0,3 in | 4 mph | 2 |
| Thu, Aug 27 | 🌧️ Heavy drizzle | 55° / 46° | 79% · 0,4 in | 4 mph | 5 |
| Fri, Aug 28 | 🌦️ Drizzle | 55° / 44° | 78% · 0,2 in | 6 mph | 3 |
| Sat, Aug 29 | 🌧️ Heavy drizzle | 52° / 43° | 84% · 0,6 in | 8 mph | 6 |
| Sun, Aug 30 | 🌦️ Drizzle | 56° / 40° | 80% · 0,2 in | 4 mph | 3 |
| Mon, Aug 31 | 🌦️ Light drizzle | 57° / 41° | 52% · 0,0 in | 4 mph | 6 |
| Tue, Sep 1 | ☁️ Overcast | 64° / 38° | 10% | 2 mph | 6 |
| Wed, Sep 2 | ☁️ Overcast | 64° / 46° | 12% | 3 mph | 6 |
| Thu, Sep 3 | ☁️ Overcast | 57° / 46° | 18% | 5 mph | 6 |
| Fri, Sep 4 | 🌦️ Light drizzle | 57° / 48° | 20% · 0,0 in | 3 mph | 5 |
| Sat, Sep 5 | ☁️ Overcast | 62° / 46° | 20% | 4 mph | 6 |
| Sun, Sep 6 | ☁️ Overcast | 71° / 46° | 10% | 4 mph | 3 |
Climate in Santiago month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 87° | 61° | 0,0 in | ★★★★★ |
| February | 88° | 62° | 0,1 in | ★★★★★ |
| March | 82° | 58° | 0,4 in | ★★★★★ |
| April | 74° | 53° | 0,2 in | ★★★★★ |
| May | 64° | 46° | 2,9 in | ★★★★☆ |
| June | 60° | 44° | 3,6 in | ★★★☆☆ |
| July | 60° | 45° | 2,4 in | ★★★★☆ |
| August | 60° | 45° | 3,7 in | ★★★☆☆ |
| September | 65° | 47° | 1,2 in | ★★★★☆ |
| October | 73° | 51° | 0,9 in | ★★★★★ |
| November | 77° | 53° | 0,7 in | ★★★★★ |
| December | 83° | 57° | 0,0 in | ★★★★★ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
Weather map for Santiago
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Santiago
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Santiago
Go in January, February, March, April, October, November and December. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: June, July and August - expect the least comfortable mix of heat, cold or rain.
Weather by airport in Santiago
1 airports mapped in this atlas
Explore Santiago
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Santiago?
Santiago is a city in Chile. Its coordinates are -33.4489, -70.6693. It lies in South America.
What is the weather like in Santiago right now?
It is currently 64°F (18°C) with mainly clear. Humidity is 51% and wind is 1 mph.
When is the best time to visit Santiago?
January, February, March, April, October, November and December offer the most comfortable conditions in Santiago, which has a Mediterranean climate. June, July and August are usually the hardest months for outdoor plans.
What time zone is Santiago in?
Santiago observes America/Santiago (UTC-04:00). The local time is 4:10 AM.
How many people live in Santiago?
Santiago has a population of approximately 6.8 million.
What is the nearest airport to Santiago?
The closest airports are Santiago International Airport (SCL), 8 mi away.
What are the top things to do in Santiago?
Popular options include Aconcagua.
What places are in Santiago?
Santiago covers 1 places in this atlas, including Santiago International Airport.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 4:10 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
