Wairau Valley Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from pleasant to chilly in Wairau Valley. On average, daytime temperatures range from a pleasant 21°C (70°F) in January to a chilly 10°C (50°F) in July.

Nighttime temperatures range from 10°C (50°F) in January to 0°C (32°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Wairau Valley has a relatively rain/snowy climate with high precipitation levels, averaging 1360 mm (54 in) of rain/snowfall annually. The wettest period in Wairau Valley occurs in October, which receives around 138 mm (5.4 in) of precipitation. During the driest month, March, Wairau Valley experiences moderate rainfall, totaling 92 mm (3.6 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Wairau Valley Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Wairau Valley, summer days are longer and more sunny, with daily sunshine hours peaking at 8.9 hours in January. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 4.8 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in June, reaching 90%. In January, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year