Viamão monthly weather averages

Contents

Average daytime temperature

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

Viamão average temperature chart (Celsius) Viamão average temperature chart (Fahrenheit)
Average monthly temperatures in Viamão (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28.5 28.4 26.9 23.9 20.8 18.4 18.4 19.1 20.5 22.9 25.2 27.4
°F 83.4 83.1 80.5 75 69.5 65.1 65.1 66.5 68.9 73.2 77.4 81.4

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.

Viamão monthly rainfall chart (mm) Viamão monthly rainfall chart (inches)
Average monthly rainfall in Viamão (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 109 113 109 98 97 136 125 137 144 120 100 102
inches 4.3 4.5 4.3 3.9 3.8 5.4 4.9 5.4 5.7 4.7 4 4
Rainy days 19 17 18 12 14 17 16 16 18 16 16 16

Average annual rainfall in Viamão: 1309.334mm (515.5 inches)

Average daily sunshine

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

Viamão average daily sunshine chart
Average daily sunshine Viamão
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.1 7.7 6.8 6.4 5.8 5 5.2 5.2 5.3 6.8 7.6 8.3

Day / night temperatures

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

Viamão average minimum / maximum temperatures (Celsius) Viamão average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Viamão (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 19.7 19.8 18.7 15.5 12.4 10.2 10 10.9 12.5 14.3 16.4 18.2
Max °C 28.8 28.6 27.2 24.1 21.1 18.6 18.6 19.4 20.7 23.1 25.5 27.7
Min °F 67.4 67.6 65.6 59.9 54.2 50.4 50 51.5 54.5 57.7 61.4 64.7
Max °F 75.6 75.6 73.2 67.6 62.1 57.9 57.7 59.2 61.9 65.7 69.6 73.2

Sea temperature

The graph below shows the average sea temperature.

Viamão average sea temperature chart (Celsius) Viamão average sea temperature chart (Fahrenheit)
Average sea temperature around Viamão in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.4 25 24.6 22.9 20.3 18 16.4 16 16.7 18.5 20.6 22.6
°F 75.9 76.9 76.3 73.2 68.6 64.4 61.6 60.8 62 65.3 69 72.7

Wind speed

The graph below shows the average wind speed.

Viamão average winspeed by month (km/h) Viamão average winspeed by month (mph)
Average wind speed in Viamão (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 9 8 7 6 7 7 8 10 11 11 10
mph 6 6 5 4 4 4 4 5 6 7 7 7

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.

Viamão relative humidity averages
Average relative humidity in Viamão
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 76% 77% 78% 82% 82% 82% 80% 79% 76% 73% 72%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Viamão weather stats

Viamão weather statistics
Hottest month: January 28.5°C 83.3°F
Driest month: May 97mm 3.8ins
Sunniest month: December 8.3hrs
Coldest month: July 18.4°C 65.1°F
Wettest month: September 144mm 5.7ins
Warmest sea: February 25°C 77°F
Map showing location of Viamão (-30.08111, -51.02333) Viamão map pin © Google

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