WanderWhen

Santiago weather in October

October is one of the best months to visit Santiago. Expect highs around 23°C, lows near 10°C, and about 3.5 days with rain.

10.0 · Excellenttravel score for October
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Avg high
23°C
Avg low
10°C
Rainfall
17 mm
Rain days
3.5
Sunshine
11.2 h/day
Daylight
12.9 h

What to pack for Santiago in October

  • t-shirts and light layers
  • a light jacket for evenings

Humidity averages 61%; max daily wind around 16 km/h.

How October compares

January: 9.0/10 JFebruary: 9.0/10 FMarch: 10.0/10 MApril: 10.0/10 AMay: 10.0/10 MJune: 7.8/10 JJuly: 8.7/10 JAugust: 9.3/10 ASeptember: 10.0/10 SOctober: 10.0/10 ONovember: 10.0/10 NDecember: 9.5/10 D

Best months in Santiago: March–May & August–December. See the full best time to visit Santiago guide.

Santiago in October: the details

In October, Santiago sees average daytime highs of 23°C (73°F) and overnight lows of 10°C (50°F). Rainfall totals roughly 17 mm across 3.5 rainy days, and the sun shines about 11.2 hours per day with 12.9 hours of daylight mid-month. Relative humidity averages 61%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Santiago, Chile (-33.46, -70.65) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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