Porirua Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Porirua.
Climate overview of Porirua
With consistently stable weather, Porirua, Wellington, New Zealand, sees little seasonal temperature change. Daytime highs average 16°C (61°F), ranging from 19°C (66°F) in February to 13°C (55°F) in July.
The city receives considerable rainfall, with around 1150 mm (45 in) annually. June is the wettest month. The sunniest month is January, with 7.8 hours of sunshine per day on average.
Porirua Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Porirua — and find the best time to visit.
Monthly Temperature in Porirua
The climate in Porirua remains fairly constant, offering moderate temperatures throughout the year. Typically, average maximum daytime temperatures range from a pleasant 19°C (66°F) in February to a moderate 13°C (55°F) in the coolest month, July.
Nights vary from 15°C (59°F) in February to around 9°C (48°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Porirua
Porirua is known for its substantial rainfall, with annual precipitation reaching 1150 mm (45 in). Precipitation levels in Porirua remain relatively steady throughout the year. June has the most rain, with 119 mm (4.7 in) over 17 days. In the driest month March, this drops slightly to 74 mm (2.9 in), making the city's climate fairly predictable. For more details, please visit our Porirua Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Porirua
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
Water Temperature in Porirua
The mean water temperature over the year ranges from 11°C (52°F) in August to 16°C (61°F) in January.
Water temperature over the year
Humidity in Porirua by Month
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
Wind Speed in Porirua
The mean wind speed over the year ranges from 7 m/s (14 knots) in January, February, March, April, May, June, July, August, September and December to 8 m/s (16 knots) in October and November. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Porirua
The weather does bring rainfall during this period, between 74 mm (2.9 in) and 80 mm (3.1 in). Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Porirua
What is the best time to visit Porirua?
January, February, March and December typically offer the most optimal weather in Porirua. In contrast, June, July, August and September tend to have less optimal conditions.
What temperatures can I expect in Porirua?
Daytime highs range from 13°C (55°F) in July to 19°C (66°F) in February. Nighttime lows range from 9°C (48°F) to 15°C (59°F). Temperatures stay relatively stable year-round.
How much rain does Porirua get?
Annual rainfall is around 1150 mm (45 in). June is the wettest month with 119 mm (4.7 in), while March is the driest with 74 mm (2.9 in).
How sunny is Porirua?
Porirua receives around 2,040 hours of sunshine per year. January is the sunniest month with 234 hours, while June is the cloudiest with just 106 hours. Overall, Porirua enjoys abundant sunshine.
Porirua 3-Day Forecast
Porirua 3-Day Forecast
Porirua on the map
Porirua is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Auckland
15°C (59°F) Paihia16°C (61°F) Wellington13°C (55°F) Rotorua13°C (55°F) Christchurch12°C (54°F) Nelson12°C (54°F) Taupo11°C (52°F) Queenstown3°C (37°F) 
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