Rio das Ostras monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Rio das Ostras

Rio das Ostras average temperature chart (Celsius) Rio das Ostras average temperature chart (Fahrenheit)
Average monthly temperatures in Rio das Ostras (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28.9 29.3 28.9 27.4 25.9 24.9 24.4 24.6 24.6 25.5 26.5 27.8
°F 84.1 84.7 84 81.2 78.6 76.9 75.9 76.3 76.3 77.9 79.7 82

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.

Rio das Ostras monthly rainfall chart (mm) Rio das Ostras monthly rainfall chart (inches)
Average monthly rainfall in Rio das Ostras (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 122 97 100 91 70 41 41 40 60 89 123 157
inches 4.8 3.8 3.9 3.6 2.8 1.6 1.6 1.6 2.4 3.5 4.9 6.2
Rainy days 20 15 15 15 13 10 11 10 12 19 20 21

Average annual rainfall in Rio das Ostras: 965.42mm (380.1 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Rio das Ostras

Rio das Ostras average daily sunshine chart
Average daily sunshine Rio das Ostras
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.6 7.8 7.3 6.9 7.1 7.2 7.3 7.3 5.5 5.5 6.1 6.2

Day / night temperatures

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

Rio das Ostras average minimum / maximum temperatures (Celsius) Rio das Ostras average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rio das Ostras (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 21.3 21.5 21.4 19.7 17.9 16.4 15.9 16.3 17.4 18.7 19.5 20.7
Max °C 29.1 29.5 29.1 27.5 26.1 25.1 24.6 24.8 24.8 25.7 26.7 27.9
Min °F 70.4 70.7 70.4 67.5 64.1 61.6 60.6 61.3 63.4 65.6 67.2 69.2
Max °F 77.4 77.9 77.4 74.5 71.5 69.4 68.4 69 70 71.9 73.6 75.7

Sea temperature

The graph below shows the average sea temperature.

Rio das Ostras average sea temperature chart (Celsius) Rio das Ostras average sea temperature chart (Fahrenheit)
Average sea temperature around Rio das Ostras in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.7 26.4 26.7 26.4 25.1 24 23.2 22.7 22.6 23.1 24 25
°F 78.3 79.4 80 79.4 77.2 75.1 73.8 72.8 72.7 73.5 75.2 77

Wind speed

The graph below shows the average wind speed.

Rio das Ostras average winspeed by month (km/h) Rio das Ostras average winspeed by month (mph)
Average wind speed in Rio das Ostras (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 9 9 8 6 6 6 6 8 9 9 9 9
mph 6 6 5 4 4 4 4 5 6 6 6 5

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.

Rio das Ostras relative humidity averages
Average relative humidity in Rio das Ostras
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
82% 82% 83% 83% 83% 83% 82% 81% 82% 83% 82% 83%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Rio das Ostras weather stats

Rio das Ostras weather statistics
Hottest month: February 29.3°C 84.7°F
Driest month: August 40mm 1.6ins
Sunniest month: June 7.2hrs
Coldest month: July 24.4°C 75.9°F
Wettest month: December 157mm 6.2ins
Warmest sea: March 26.7°C 80.1°F
Map showing location of Rio das Ostras (-22.52694, -41.945) Rio das Ostras map pin © Google

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