San Luis monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at San Luis

San Luis average temperature chart (Celsius) San Luis average temperature chart (Fahrenheit)
Average monthly temperatures in San Luis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28.2 28.6 29.1 29.4 30 30 29.9 30.5 30.8 30.1 29 28.4
°F 82.7 83.4 84.3 85 85.9 85.9 85.9 86.9 87.4 86.2 84.2 83.1

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

San Luis monthly rainfall chart (mm) San Luis monthly rainfall chart (inches)
Average monthly rainfall in San Luis (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 24 16 19 47 75 55 61 65 66 106 94 55
inches 0.9 0.6 0.7 1.8 2.9 2.2 2.4 2.6 2.6 4.2 3.7 2.2
Rainy days 10 6 5 6 7 8 10 7 7 11 11 12

Average annual rainfall in San Luis: 624.233mm (245.8 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in San Luis

San Luis average daily sunshine chart
Average daily sunshine San Luis
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.2 9.4 8.8 7.3 7.4 7.9 8.7 8.9 8.4 7.8 8.1 8.5

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

San Luis average minimum / maximum temperatures (Celsius) San Luis average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in San Luis (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 19.4 19.6 20.1 21.2 21.9 21.9 21.7 21.7 22 21.5 20.8 20
Max °C 28.4 28.8 29.3 29.7 30.2 30.2 30.2 30.7 31 30.3 29.2 28.6
Min °F 66.9 67.3 68.2 70.1 71.3 71.3 71 71.1 71.6 70.7 69.4 68
Max °F 75 75.6 76.5 77.7 78.8 78.8 78.6 79.2 79.7 78.6 77 75.7

Sea temperature

The graph below shows the average sea temperature.

San Luis average sea temperature chart (Celsius) San Luis average sea temperature chart (Fahrenheit)
Average sea temperature around San Luis in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 26.2 25.9 26.1 26.6 27.3 27.5 27.3 28 28.7 28.8 28.4 27.3
°F 79.2 78.7 79.1 79.9 81.1 81.6 81.2 82.4 83.6 83.8 83.1 81.1

Wind speed

The graph below shows the average wind speed.

San Luis average winspeed by month (km/h) San Luis average winspeed by month (mph)
Average wind speed in San Luis (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 18 19 19 19 19 19 18 17 15 14 16
mph 11 11 12 12 12 12 12 11 11 9 9 10

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

San Luis relative humidity averages
Average relative humidity in San Luis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 72% 72% 74% 75% 75% 75% 75% 75% 77% 77% 76%

Other monthly averages

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San Luis weather stats

San Luis weather statistics
Hottest month: September 30.8°C 87.4°F
Driest month: February 16mm 0.6ins
Sunniest month: February 9.4hrs
Coldest month: January 28.2°C 82.8°F
Wettest month: October 106mm 4.2ins
Warmest sea: October 28.8°C 83.8°F
Map showing location of San Luis (11.12034, -69.68397) San Luis map pin © Google

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