Annual mean 26°C · wettest around October · prevailing wind SE
Warmest
32.4 °C
Coldest
27.9 °C
Wettest
62%
Windiest
4.9 m/s
Prevailing
SE
4.1 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
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 San Luis over the whole year is 26°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 21°C. The rainy (wet) season in San Luis runs from September to December, peaking in October with a 57% chance of rain on a given day. The dry season is January to March; February is the driest month, at 12%. Winds in San Luis are highest in February, averaging 3.7 m/s (13 km/h), and lightest in June, at 2.8 m/s (10 km/h). The prevailing wind is from the SE. The clearest skies in San Luis come in December, when the sky is typically 39% covered; October is the cloudiest month, at 50%.
Month by month San Luis 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
28°C
21°C
29°C
20%
41%
3.2 m/s
30
80
6
February
28°C
21°C
28°C
12%
40%
3.7 m/s
42
77
9
March
29°C
21°C
29°C
28%
40%
3.5 m/s
29
80
4
April
30°C
23°C
30°C
37%
47%
3.3 m/s
15
77
1
May
30°C
24°C
32°C
41%
49%
2.9 m/s
3
62
0
June
31°C
25°C
33°C
33%
50%
2.8 m/s
1
48
0
July
32°C
25°C
34°C
29%
44%
3.3 m/s
0
43
0
August
32°C
25°C
34°C
25%
47%
3.1 m/s
1
38
0
September
32°C
24°C
34°C
40%
48%
2.9 m/s
0
36
0
October
30°C
24°C
33°C
57%
50%
2.8 m/s
2
55
0
November
29°C
23°C
31°C
50%
47%
3.2 m/s
12
69
1
December
29°C
22°C
30°C
36%
39%
3.5 m/s
21
79
3
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 San Luis weather by season
Year round, San Luis has days of about 28°C at their warmest in February, its coolest month, and 32°C in August, its warmest; the coolest hours of the day run from 21°C to 25°C through the year, and the average temperature over the year is 26°C around the clock. Rain is most likely around October 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.
San Luis weather in winterDecember to February
High 28°CLow 21°CRain 23%
Winter in San Luis has typical daily highs of about 28°C and lows of about 21°C, with a 23% chance of rain on a given day.
San Luis weather in springMarch to May
High 30°CLow 23°CRain 35%
Spring in San Luis has typical daily highs of about 30°C and lows of about 23°C, with a 35% chance of rain on a given day.
San Luis weather in summerJune to August
High 32°CLow 25°CRain 29%
Summer in San Luis has typical daily highs of about 32°C and lows of about 25°C, with a 29% chance of rain on a given day.
San Luis weather in autumnSeptember to November
High 31°CLow 24°CRain 49%
Autumn in San Luis has typical daily highs of about 31°C and lows of about 24°C, with a 49% chance of rain on a given day.
When is the rainy season in San Luis?
The rainy (wet) season in San Luis runs from September to December, peaking in October with a 57% chance of rain on a given day. The dry season is January to March; February is the driest month, at 12%.
What time of year is San Luis windiest?
Winds in San Luis are highest in February, averaging 3.7 m/s (13 km/h), and lightest in June, at 2.8 m/s (10 km/h). The prevailing wind is from the SE.
What is the average temperature in San Luis year round?
The average temperature in San Luis over the whole year is 26°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 21°C.