Allergy Tracker; Ski Forecast; Local Pollen Alert. Weather in September »

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Weather.com brings you the most accurate monthly weather forecast for with average/record and high/low temperatures, precipitation and more.

In Christchurch, the average high-temperature is essentially the same as in August - a mild 14.6°C (58.3°F). Would you like to add this location to your favourites? Get the monthly weather forecast for Christchurch, Canterbury, New Zealand, including daily high/low, historical averages, to help you plan ahead. 22 ° 3 ° 1. Special Forecasts. Christchurch, New Zealand Monthly Weather.

Select Month. Yes, Save it No Thanks + Hourly; 36 Hours; Weekend; 7 Days; 14 Days; Oct, 2020. The first month of the spring, September, is a mild month in Christchurch, New Zealand, with average temperature varying between 4°C (39.2°F) and 14.6°C (58.3°F).

20:50 NZST sun Mon Tue Wed thu Fri Sat. Christchurch, New Zealand .