Río monthly weather averages

Contents

Average daytime temperature

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

Río average temperature chart (Celsius) Río average temperature chart (Fahrenheit)
Average monthly temperatures in Río (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.7 12.3 14.6 18.1 23 27.1 29.5 29.7 26.8 21.6 16.9 13.1
°F 53 54.1 58.3 64.5 73.3 80.8 85.1 85.5 80.3 71 62.5 55.6

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.

Río monthly rainfall chart (mm) Río monthly rainfall chart (inches)
Average monthly rainfall in Río (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 98 92 67 50 32 14 10 10 26 83 124 132
inches 3.9 3.6 2.6 2 1.3 0.6 0.4 0.4 1 3.3 4.9 5.2
Rainy days 12 12 10 10 8 4 3 3 4 9 12 13

Average annual rainfall in Río: 797.8mm (314.1 inches)

Average daily sunshine

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

Río average daily sunshine chart
Average daily sunshine Río
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.3 5.9 7.1 8.4 10.3 12.3 13.9 12.7 10.5 7.7 5.8 4.9

Day / night temperatures

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

Río average minimum / maximum temperatures (Celsius) Río average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Río (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.6 3.9 5.4 7.9 11.6 15 17.2 17.4 14.9 11.3 7.9 5.1
Max °C 11.9 12.5 14.9 18.3 23.3 27.4 29.8 30.1 27.1 21.9 17.2 13.3
Min °F 38.4 39 41.6 46.2 52.8 59 63 63.2 58.8 52.3 46.1 41.2
Max °F 45.9 46.8 50.2 55.6 63.3 70.2 74.3 74.7 69.8 61.9 54.5 48.6

Sea temperature

The graph below shows the average sea temperature.

Río average sea temperature chart (Celsius) Río average sea temperature chart (Fahrenheit)
Average sea temperature around Río in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 15.8 15.1 15 16 18.8 22.3 24.8 25.9 24.9 22.5 19.7 17.3
°F 60.5 59.2 59 60.7 65.8 72.2 76.6 78.7 76.7 72.6 67.5 63.2

Wind speed

The graph below shows the average wind speed.

Río average winspeed by month (km/h) Río average winspeed by month (mph)
Average wind speed in Río (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 5 5 5 5 5 5 5 5 5 5 4 5
mph 3 3 3 3 3 3 3 3 3 3 3 3

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.

Río relative humidity averages
Average relative humidity in Río
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 71% 69% 67% 63% 58% 55% 56% 61% 68% 74% 75%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Río weather stats

Río weather statistics
Hottest month: August 29.7°C 85.5°F
Driest month: August 10mm 0.4ins
Sunniest month: July 13.9hrs
Coldest month: January 11.7°C 53.1°F
Wettest month: December 132mm 5.2ins
Warmest sea: August 25.9°C 78.6°F
Map showing location of Río (38.3, 21.78333) Río map pin © Google

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