Swannanoa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Swannanoa.
Climate overview of Swannanoa
Temperatures in Swannanoa, New Zealand, shift moderately through the seasons. The warmest month is January at 22°C (72°F), and the coolest is July at 12°C (54°F).
Annual rain/snowfall is moderate at around 804 mm (32 in), with October being the wettest month. Sunshine peaks in January, when the city sees around 7.9 hours of sunshine per day.
Swannanoa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Swannanoa — and find the best time to visit.
Monthly Temperature in Swannanoa
The weather in Swannanoa changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a comfortable 22°C (72°F) in January. In July, the coolest month of the year, temperatures drop to a chilly 12°C (54°F).
At night, temperatures range from around 12°C (54°F) in January to 2°C (36°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Swannanoa
Generally, Swannanoa receives mid-range precipitation levels, with 804 mm (32 in) annually. Despite minor fluctuations, Swannanoa enjoys fairly consistent precipitation throughout the year. In October, you can expect around 76 mm (3 in) of precipitation, while in March, Swannanoa receives about 55 mm (2.2 in). For more details, please visit our Swannanoa 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 Swannanoa
Swannanoa can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 7.9 hours of sunshine daily. In contrast, the city experiences much darker days in June, with only 3.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Swannanoa
The mean water temperature over the year ranges from 10°C (50°F) in June to 16°C (61°F) in January.
Water temperature over the year
Humidity in Swannanoa by Month
The relative humidity is high throughout the year in Swannanoa.
The city experiences its highest humidity in July, reaching 88%. In November, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Swannanoa
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in March, April, May, June, July, August and September and highest during January, February, October, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Swannanoa
Frequently asked questions about the climate in Swannanoa
What is the best time to visit Swannanoa?
January, February, March and December typically offer the most optimal weather in Swannanoa. In contrast, June, July and August tend to have less optimal conditions.
What temperatures can I expect in Swannanoa?
Daytime highs range from 12°C (54°F) in July to 22°C (72°F) in January. Nighttime lows range from 2°C (36°F) to 12°C (54°F).
How much rain does Swannanoa get?
Annual rainfall is around 804 mm (32 in). October is the wettest month with 76 mm (3 in), while March is the driest with 55 mm (2.2 in).
How sunny is Swannanoa?
Swannanoa receives around 2,129 hours of sunshine per year. January is the sunniest month with 238 hours, while June is the cloudiest with just 117 hours. Overall, Swannanoa enjoys abundant sunshine.
Swannanoa 3-Day Forecast
Swannanoa 3-Day Forecast
Swannanoa on the map
Swannanoa 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) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The Tongariro Crossing in New Zealand
It is called the most beautiful walk in New Zealand, the Tongariro Crossing. The official hiking season starts late October until end of April.
White-water sledge and raft in Rotorua
We recommend to white-water sledge and raft in Rotorua in summer (January, February) when the Glacier melt fills the rivers. This is the best time.