Temperature
Warm by day, brisk at night.
82°Ftypical March high
Typical range
Warm days and plenty of sun.
Warm by day, brisk at night.
Mostly dry. About 1 wet day, the lowest monthly average.
Plenty of sun this month.
Warm days with mostly dry air.
In March, afternoons feel about 78° and nights feel near 60°.
Clear skies this month.
Calm winds are typical in March.
March late afternoons are around 81°F, easing to about 73°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 85 | 62 | 0.2 | 1 | 13.7 | 56 |
| Feb | 84 | 61 | 0.2 | 1 | 12.9 | 58 |
| Mar | 82 | 58 | 0.3 | 1 | 11.6 | 58 |
| Apr | 74 | 51 | 0.9 | 3 | 10.0 | 61 |
| May | 67 | 45 | 2.2 | 5 | 8.3 | 64 |
| Jun | 61 | 40 | 4.2 | 7 | 7.3 | 67 |
| Jul | 61 | 39 | 3.0 | 6 | 7.9 | 66 |
| Aug | 64 | 42 | 3.5 | 8 | 8.8 | 68 |
| Sep | 67 | 45 | 2.2 | 8 | 9.9 | 68 |
| Oct | 72 | 49 | 1.6 | 6 | 11.6 | 65 |
| Nov | 78 | 54 | 0.6 | 3 | 12.7 | 59 |
| Dec | 83 | 58 | 0.2 | 1 | 13.7 | 56 |
Similar climates
Want a side-by-side climate view? Compare Santiago with Mendoza.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 28, 2026
Data & methodology