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Climate · Santiago

Santiago in August

Mild and damp, as the days lengthen.

Typical weather, averaged over 30 years

August in Santiago is mild: highs near 63°F, lows near 40°F. Rain falls on about two days a week, more often as the month goes on, and the days lengthen by 51 minutes from the first week to the last.August in Santiago is mild: highs near 17°C, lows near 4°C. Rain falls on about two days a week, more often as the month goes on, and the days lengthen by 51 minutes from the first week to the last.

High
63°F17°Caverage
Low
40°F4°Caverage
Wet days
2a week · 30% of days
Daylight
10h 56mon average

Is August a good time to visit Santiago?

August sits outside Santiago's best months, which run in two parts: March to April, or November to December. Expect mild days and rain on about two days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 63°F in August, against 61°F to 85°F through the year.Highs near 17°C in August, against 16°C to 29°C through the year.

Chance of a wet day

30% of days in August, against 7% to 35% through the year.

Cloud cover

42% cover in August, against 10% to 51% through the year.

Daylight

10h 56m in August, against 9h 58m to 14h 20m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. July61°16°low 38°low 3°2 wet days a weekRain on about two days a week.
  2. August63°17°low 40°low 4°2 wet days a weekRain on about two days a week.
  3. September66°19°low 43°low 6°2 wet days a weekRain on about two days a week.

Where Santiago sits, in August

America/Santiago
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
7:22 AMsets 6:13 PM
Above the sea
570 mlow-lying
Latitude
33.4°Ssouthern hemisphere
Nearest of ours
Lo Barnechea39 km east

The land around Santiago, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Chile in August

high · low · wet days
See August on the planning mapThe whole year in Santiago

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Santiago. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (570 m) against the climate model's (487 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (570 m) against the climate model's (487 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.