Rosario monthly weather averages

Average daytime temperature

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

Rosario average temperature chart (Celsius) Rosario average temperature chart (Fahrenheit)
Average monthly temperatures in Rosario (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.6 29.4 26.8 23.2 20.2 16.4 16.3 18.1 20.5 23.3 26.5 29.3
°F 87.1 84.8 80.3 73.7 68.3 61.6 61.4 64.6 69 73.9 79.7 84.8

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.

Rosario monthly rainfall chart (mm) Rosario monthly rainfall chart (inches)
Average monthly rainfall in Rosario (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 119 107 152 92 51 44 41 36 52 103 111 108
inches 4.7 4.2 6 3.6 2 1.7 1.6 1.4 2.1 4.1 4.4 4.2
Rainy days 8 8 9 7 6 5 5 5 6 9 9 9

Average annual rainfall in Rosario: 921.2mm (362.7 inches)

Average daily sunshine

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

Rosario average daily sunshine chart
Average daily sunshine Rosario
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 10.1 9.4 8.5 7.5 6.7 5.3 6 6.7 7.2 8.4 10.1 9.8

Day / night temperatures

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

Rosario average minimum / maximum temperatures (Celsius) Rosario average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rosario (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.9 17.2 15.3 11.8 8.8 5.7 5.8 6 8 11 14 16.6
Max °C 31 29.7 27.1 23.5 20.5 16.7 16.6 18.4 20.9 23.6 26.8 29.7
Min °F 64.1 62.9 59.5 53.2 47.8 42.3 42.4 42.8 46.3 51.8 57.2 61.8
Max °F 75.9 74.1 70.2 63.7 58.3 52.2 52.2 54 57.9 63.1 68.7 73.6

Sea temperature

The graph below shows the average sea temperature.

Rosario average sea temperature chart (Celsius) Rosario average sea temperature chart (Fahrenheit)
Average sea temperature around Rosario in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 21.2 21.7 21.2 19.4 17.2 15.3 13.9 13.6 14.2 15.8 17.6 19.5
°F 70.2 71 70.1 66.9 63 59.6 57 56.4 57.6 60.4 63.6 67.2

Wind speed

The graph below shows the average wind speed.

Rosario average winspeed by month (km/h) Rosario average winspeed by month (mph)
Average wind speed in Rosario (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 12 11 10 11 12 13 13 15 14 14 13
mph 8 7 7 6 7 7 8 8 9 9 9 8

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.

Rosario relative humidity averages
Average relative humidity in Rosario
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
68% 72% 77% 81% 82% 82% 82% 77% 74% 73% 70% 67%

Other monthly averages

UV index Best time to go?

Rosario weather stats

Rosario weather statistics
Hottest month: January 30.6°C 87.1°F
Driest month: August 36mm 1.4ins
Sunniest month: November 10.1hrs
Coldest month: June 16.4°C 61.5°F
Wettest month: March 152mm 6ins
Warmest sea: February 21.7°C 71.1°F
Map showing location of Rosario (-32.94682, -60.63932) Rosario map pin © Google

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