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Weather & Climate
Santiago, Región Metropolitana de Santiago, Chile
Overview
Climate data and monthly weather averages for Santiago.
Key Metrics
Annual Avg
15.3°C
Summer Avg
21.3°C
Winter Avg
9.1°C
Record High
37.9°C
Record Low
-6.9°C
Annual Precipitation
274.2 mm
Avg Humidity
40%
Summer Humidity
31%
Winter Humidity
51%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 37.9° | 22.1° | 5.4° | 7.8 | 31% | 272 | 29.9 |
| Feb | 37° | 21.2° | 6.6° | 8.4 | 33% | 222 | 31.9 |
| Mar | 35.6° | 19.6° | 6.5° | 9.6 | 31% | 200 | 28.8 |
| Apr | 33.1° | 16.1° | -1.3° | 11.7 | 33% | 134 | 34.4 |
| May | 31.9° | 12.5° | -4.1° | 44 | 40% | 89 | 44.1 |
| Jun | 26.7° | 9.2° | -6.9° | 63 | 49% | 64 | 34.5 |
| Jul | 28.1° | 8.4° | -5° | 47.1 | 53% | 73 | 39.1 |
| Aug | 31.9° | 9.7° | -6.2° | 40 | 52% | 97 | 35.7 |
| Sep | 31.8° | 11.8° | -2.7° | 15.3 | 49% | 135 | 30.8 |
| Oct | 31.9° | 14.6° | -1.8° | 12.1 | 42% | 186 | 31.5 |
| Nov | 34.8° | 18° | 1.6° | 8.7 | 34% | 232 | 37.2 |
| Dec | 36.6° | 20.5° | 1.9° | 6.5 | 30% | 273 | 30.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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