Arroyito monthly weather averages

Average daytime temperature

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

Arroyito average temperature chart (Celsius) Arroyito average temperature chart (Fahrenheit)
Average monthly temperatures in Arroyito (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 31.1 30.1 27.5 24.4 21.4 17.8 17.7 20 22.4 25.3 28.1 30.1
°F 88 86.2 81.5 75.9 70.5 64 63.9 67.9 72.2 77.5 82.5 86.1

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.

Arroyito monthly rainfall chart (mm) Arroyito monthly rainfall chart (inches)
Average monthly rainfall in Arroyito (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 121 104 122 59 33 17 16 15 38 76 98 131
inches 4.8 4.1 4.8 2.3 1.3 0.7 0.6 0.6 1.5 3 3.9 5.1
Rainy days 10 8 10 7 5 4 3 3 5 7 9 10

Average annual rainfall in Arroyito: 736.1mm (289.8 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Arroyito

Arroyito average daily sunshine chart
Average daily sunshine Arroyito
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.5 9.1 7.9 7.3 6.2 5.5 6.1 7.1 7.9 8.2 9.4 9.3

Day / night temperatures

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

Arroyito average minimum / maximum temperatures (Celsius) Arroyito average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Arroyito (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 18.2 17.4 15.6 12.3 9.3 5.8 5.4 6.1 8.3 11.8 14.8 17
Max °C 31.5 30.5 27.8 24.7 21.7 18.1 18.1 20.3 22.7 25.6 28.4 30.4
Min °F 64.7 63.2 60.1 54.1 48.7 42.4 41.6 43 46.9 53.2 58.6 62.6
Max °F 76.6 75 71.1 65.3 59.9 53.4 53.1 55.8 59.9 65.7 70.9 74.7

Sea temperature

The graph below shows the average sea temperature.

Arroyito average sea temperature chart (Celsius) Arroyito average sea temperature chart (Fahrenheit)
Average sea temperature around Arroyito in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 20.6 21.1 20.6 19 17.2 15.7 14.5 14.1 14.6 15.8 17.2 19
°F 69 69.9 69 66.2 63 60.2 58.1 57.4 58.2 60.4 63 66.1

Wind speed

The graph below shows the average wind speed.

Arroyito average winspeed by month (km/h) Arroyito average winspeed by month (mph)
Average wind speed in Arroyito (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 8 8 8 8 8 10 10 12 12 11 9
mph 5 5 5 5 5 5 6 7 7 7 7 6

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.

Arroyito relative humidity averages
Average relative humidity in Arroyito
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 73% 78% 78% 77% 76% 74% 68% 64% 67% 67% 68%

Other monthly averages

UV index Best time to go?

Arroyito weather stats

Arroyito weather statistics
Hottest month: January 31.1°C 88°F
Driest month: August 15mm 0.6ins
Sunniest month: February 9.1hrs
Coldest month: July 17.7°C 63.9°F
Wettest month: December 131mm 5.2ins
Warmest sea: February 21.1°C 70°F
Map showing location of Arroyito (-31.42022, -63.05002) Arroyito map pin © Google

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