Porirua monthly weather averages

Contents

Average daytime temperature

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

Porirua average temperature chart (Celsius) Porirua average temperature chart (Fahrenheit)
Average monthly temperatures in Porirua (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 20.5 20.5 19.3 16.6 13.6 11.5 10.8 11.6 13.1 14.8 16.6 18.6
°F 68.8 69 66.7 61.8 56.5 52.8 51.5 52.9 55.6 58.7 61.8 65.5

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.

Porirua monthly rainfall chart (mm) Porirua monthly rainfall chart (inches)
Average monthly rainfall in Porirua (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 94 71 111 110 143 156 160 147 117 122 109 114
inches 3.7 2.8 4.4 4.3 5.6 6.1 6.3 5.8 4.6 4.8 4.3 4.5
Rainy days 9 9 12 11 15 17 18 18 16 15 13 13

Average annual rainfall in Porirua: 1585.934mm (624.4 inches)

Average daily sunshine

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

Porirua average daily sunshine chart
Average daily sunshine Porirua
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8 7.5 6 5.2 4 3.4 3.6 4 4.9 6 6.9 7.2

Day / night temperatures

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

Porirua average minimum / maximum temperatures (Celsius) Porirua average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Porirua (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 12.4 12.1 11.4 9.1 6.8 5.1 4.2 4.9 6.4 7.8 9.3 11
Max °C 20.7 20.8 19.5 16.8 13.8 11.7 11 11.8 13.3 15 16.8 18.8
Min °F 54.2 53.7 52.4 48.3 44.2 41.2 39.6 40.7 43.4 46 48.7 51.8
Max °F 61.7 61.5 59.7 55.2 50.5 47.1 45.7 46.9 49.6 52.5 55.4 58.8

Sea temperature

The graph below shows the average sea temperature.

Porirua average sea temperature chart (Celsius) Porirua average sea temperature chart (Fahrenheit)
Average sea temperature around Porirua in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 16.9 17.8 17.3 16.2 14.9 13.6 12.9 12.4 12.5 13.1 14.2 15.6
°F 62.5 64.1 63.2 61.2 58.8 56.5 55.2 54.4 54.6 55.6 57.6 60.2

Wind speed

The graph below shows the average wind speed.

Porirua average winspeed by month (km/h) Porirua average winspeed by month (mph)
Average wind speed in Porirua (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 15 14 14 14 14 14 14 16 17 17 16
mph 10 9 9 9 9 9 9 9 10 11 11 10

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.

Porirua relative humidity averages
Average relative humidity in Porirua
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 80% 80% 83% 85% 87% 87% 85% 81% 78% 78% 78%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Porirua weather stats

Porirua weather statistics
Hottest month: January 20.5°C 68.9°F
Driest month: February 71mm 2.8ins
Sunniest month: February 7.5hrs
Coldest month: July 10.8°C 51.4°F
Wettest month: July 160mm 6.3ins
Warmest sea: February 17.8°C 64°F
Map showing location of Porirua (-41.13333, 174.85) Porirua map pin © Google

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