São João de Meriti monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at São João de Meriti

São João de Meriti average temperature chart (Celsius) São João de Meriti average temperature chart (Fahrenheit)
Average monthly temperatures in São João de Meriti (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.4 30.8 29.7 27.7 26.1 25.2 24.8 25.6 25.7 26.3 27.4 28.7
°F 86.7 87.4 85.4 81.9 78.9 77.4 76.6 78.1 78.3 79.4 81.3 83.7

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.

São João de Meriti monthly rainfall chart (mm) São João de Meriti monthly rainfall chart (inches)
Average monthly rainfall in São João de Meriti (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 258 227 232 158 109 71 67 79 111 147 198 261
inches 10.2 8.9 9.1 6.2 4.3 2.8 2.6 3.1 4.4 5.8 7.8 10.3
Rainy days 20 16 15 14 12 9 9 9 11 17 19 21

Average annual rainfall in São João de Meriti: 1850.333mm (728.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in São João de Meriti

São João de Meriti average daily sunshine chart
Average daily sunshine São João de Meriti
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.7 7.1 6.7 6.4 6.4 6.5 6.6 6.7 5.1 5.1 5.7 5.5

Day / night temperatures

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

São João de Meriti average minimum / maximum temperatures (Celsius) São João de Meriti average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in São João de Meriti (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 21 21.2 20.5 19.1 17.1 15.8 15 15.6 16.7 17.7 18.8 20.1
Max °C 30.6 31 29.9 28 26.3 25.5 25 25.9 26 26.6 27.6 29
Min °F 69.8 70.2 68.9 66.3 62.8 60.4 59 60 62 63.8 65.8 68.1
Max °F 78.4 79 77.4 74.3 71.1 69.1 68 69.3 70.3 71.8 73.8 76.1

Sea temperature

The graph below shows the average sea temperature.

São João de Meriti average sea temperature chart (Celsius) São João de Meriti average sea temperature chart (Fahrenheit)
Average sea temperature around São João de Meriti in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.7 26.1 26.3 25.8 24.3 23 22.3 21.9 21.9 22.5 23.6 24.8
°F 78.2 79 79.3 78.5 75.8 73.5 72.1 71.4 71.5 72.5 74.4 76.6

Wind speed

The graph below shows the average wind speed.

São João de Meriti average winspeed by month (km/h) São João de Meriti average winspeed by month (mph)
Average wind speed in São João de Meriti (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 9 8 8 8 7 7 7 8 9 9 9 9
mph 5 5 5 5 4 4 4 5 5 6 6 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.

São João de Meriti relative humidity averages
Average relative humidity in São João de Meriti
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 80% 82% 83% 83% 81% 79% 78% 80% 81% 81% 81%

Other monthly averages

UV index Best time to go?

São João de Meriti weather stats

São João de Meriti weather statistics
Hottest month: February 30.8°C 87.4°F
Driest month: July 67mm 2.6ins
Sunniest month: July 6.6hrs
Coldest month: July 24.8°C 76.6°F
Wettest month: December 261mm 10.3ins
Warmest sea: March 26.3°C 79.3°F
Map showing location of São João de Meriti (-22.80389, -43.37222) São João de Meriti map pin © Google

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