Annual mean 27°C · wettest around May · prevailing wind N
Warmest
33.9 °C
Coldest
28.9 °C
Wettest
100%
Windiest
4.0 m/s
Prevailing
N
1.8 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Santiago over the whole year is 27°C. March is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 22°C. The rainy (wet) season in Santiago runs from March to May, peaking in May with a 67% chance of rain on a given day. The dry season is December to February; February is the driest month, at 38%. Winds in Santiago are highest in March, averaging 2.6 m/s (9 km/h), and lightest in June, at 0.7 m/s (3 km/h). The prevailing wind is from the N. The clearest skies in Santiago come in February, when the sky is typically 38% covered; June is the cloudiest month, at 85%.
Month by month Santiago climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
32°C
22°C
34°C
50%
45%
1.5 m/s
0
31
0
February
33°C
22°C
34°C
38%
38%
2.3 m/s
2
39
0
March
34°C
23°C
35°C
54%
46%
2.6 m/s
1
24
1
April
33°C
24°C
36°C
56%
62%
1.6 m/s
1
14
0
May
31°C
24°C
36°C
67%
79%
0.9 m/s
0
13
0
June
30°C
24°C
36°C
47%
85%
0.7 m/s
0
16
0
July
30°C
24°C
36°C
46%
81%
0.8 m/s
1
16
0
August
30°C
24°C
36°C
62%
83%
0.8 m/s
2
16
0
September
30°C
24°C
36°C
52%
78%
0.8 m/s
0
16
0
October
30°C
24°C
35°C
57%
81%
1.0 m/s
1
23
0
November
29°C
23°C
34°C
67%
82%
1.0 m/s
3
27
0
December
31°C
23°C
35°C
45%
60%
0.8 m/s
0
20
0
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Santiago weather by season
Year round, Santiago has days of about 29°C at their warmest in November, its coolest month, and 34°C in March, its warmest; the coolest hours of the day run from 22°C to 24°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around May and least likely around February. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Santiago weather in winterDecember to February
High 32°CLow 22°CRain 44%
Winter in Santiago has typical daily highs of about 32°C and lows of about 22°C, with a 44% chance of rain on a given day.
Santiago weather in springMarch to May
High 33°CLow 24°CRain 59%
Spring in Santiago has typical daily highs of about 33°C and lows of about 24°C, with a 59% chance of rain on a given day.
Santiago weather in summerJune to August
High 30°CLow 24°CRain 52%
Summer in Santiago has typical daily highs of about 30°C and lows of about 24°C, with a 52% chance of rain on a given day.
Santiago weather in autumnSeptember to November
High 30°CLow 24°CRain 58%
Autumn in Santiago has typical daily highs of about 30°C and lows of about 24°C, with a 58% chance of rain on a given day.
When is the rainy season in Santiago?
The rainy (wet) season in Santiago runs from March to May, peaking in May with a 67% chance of rain on a given day. The dry season is December to February; February is the driest month, at 38%.
What time of year is Santiago windiest?
Winds in Santiago are highest in March, averaging 2.6 m/s (9 km/h), and lightest in June, at 0.7 m/s (3 km/h). The prevailing wind is from the N.
What is the average temperature in Santiago year round?
The average temperature in Santiago over the whole year is 27°C. March is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 22°C.