Annual mean 19°C · wettest around December · prevailing wind E
Warmest
30.2 °C
Coldest
16.9 °C
Wettest
82%
Windiest
3.2 m/s
Prevailing
E
2.7 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 19°C. January is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 11°C. Santiago has no sharply defined rainy season: the chance of rain on a given day runs from 48% in July, the driest month, to 64% in December, the wettest. Winds in Santiago are highest in June, averaging 2.3 m/s (8 km/h), and lightest in February, at 1.9 m/s (7 km/h). The prevailing wind is from the E. The clearest skies in Santiago come in February, when the sky is typically 49% covered; May is the cloudiest month, at 67%.
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
30°C
22°C
31°C
53%
54%
2.2 m/s
22
59
5
February
29°C
20°C
31°C
58%
49%
1.9 m/s
23
56
7
March
28°C
19°C
29°C
61%
56%
1.9 m/s
35
57
14
April
24°C
16°C
24°C
61%
57%
2.0 m/s
65
45
36
May
20°C
14°C
19°C
58%
67%
2.0 m/s
69
17
64
June
18°C
12°C
17°C
50%
65%
2.3 m/s
55
13
66
July
18°C
11°C
16°C
48%
63%
2.2 m/s
53
10
68
August
20°C
12°C
18°C
55%
58%
2.3 m/s
59
17
65
September
22°C
14°C
21°C
56%
62%
2.3 m/s
66
25
57
October
23°C
16°C
23°C
63%
64%
2.2 m/s
69
33
47
November
27°C
19°C
26°C
59%
54%
2.2 m/s
53
53
25
December
29°C
20°C
29°C
64%
51%
2.2 m/s
36
57
13
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 18°C at their warmest in July, its coolest month, and 30°C in January, its warmest; the coolest hours of the day run from 11°C to 22°C through the year, and the average temperature over the year is 19°C around the clock. Rain is most likely around December and least likely around July. 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 winterJune to August
High 19°CLow 12°CRain 51%
Winter in Santiago has typical daily highs of about 19°C and lows of about 12°C, with a 51% chance of rain on a given day.
Santiago weather in springSeptember to November
High 24°CLow 16°CRain 59%
Spring in Santiago has typical daily highs of about 24°C and lows of about 16°C, with a 59% chance of rain on a given day.
Santiago weather in summerDecember to February
High 29°CLow 21°CRain 58%
Summer in Santiago has typical daily highs of about 29°C and lows of about 21°C, with a 58% chance of rain on a given day.
Santiago weather in autumnMarch to May
High 24°CLow 16°CRain 60%
Autumn in Santiago has typical daily highs of about 24°C and lows of about 16°C, with a 60% chance of rain on a given day.
When is the rainy season in Santiago?
Santiago has no sharply defined rainy season: the chance of rain on a given day runs from 48% in July, the driest month, to 64% in December, the wettest.
What time of year is Santiago windiest?
Winds in Santiago are highest in June, averaging 2.3 m/s (8 km/h), and lightest in February, at 1.9 m/s (7 km/h). The prevailing wind is from the E.
What is the average temperature in Santiago year round?
The average temperature in Santiago over the whole year is 19°C. January is the hottest month, with highs of about 30°C; July is the coldest, with lows of about 11°C.