Porirua Weather and Climate: A Comprehensive Guide
Porirua has relatively stable weather with mild temperatures.
It is also known for its large amounts of rainfall.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
The climate in Porirua remains fairly constant, offering moderate temperatures throughout the year. Typically, average maximum daytime temperatures range from a pleasant 19°C in February to a moderate 13°C in the coolest month, July.
Nights are cooler, with lows often dropping to around 9°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Porirua is known for its substantial rainfall, with annual precipitation reaching 1150 mm. Precipitation levels in Porirua remain relatively steady throughout the year. June has the most rain, with 119 mm over 17 days. In March, this drops slightly to 74 mm, making the city's climate fairly predictable.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Porirua serves as an ideal destination. Expect longer, more sun-filled days in January with an average of 7.8 hours of sunshine daily, and embrace the darker days in June, offering only 3.5 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average water temperature
The mean water temperature over the year ranges from 11°C in August to 16°C in January.
Water temperature over the year
Average humidity
The city experiences its highest humidity in June, reaching 86%. In January, the humidity drops to its lowest level at 79%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed over the year ranges from 7 m/s in January, February, March, April, May, June, July, August, September and December to 8 m/s in October and November.
The mean monthly wind speed over the year (meters per second)
overcast and rain almost clear and no rain broken clouds and rainForecast for Porirua
11 m/s
5 m/s
9 m/s
Select a Month of Interest
Check the weather conditions for any month in Porirua.
The best time of year to visit Porirua in New Zealand
Other facts from our historical weather data:February has an average maximum temperature of 19°C and is the warmest month of the year.
The coldest month is July with an average maximum temperature of 13°C.
June tops the wettest month list with 119 mm of rainfall.
March is the driest month with 74 mm of precipitation.
January is the sunniest month with an average of 234 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
