Weather in September
witnesses the full force of spring. A marked increase in temperatures heralds the arrival of more pleasant weather. The rainfall drops sharply from 66mm from the preceding August
to 44mm setting the stage for drier conditions. Daylight hours continue their upward climb, offering more hours of sunlight. The climatic conditions in September signal a welcome shift from the grip of winter.
As September takes hold in Ashburton, the average high-temperature is a refreshing 15.2°C, nearly mirroring that of the previous month. September nights are marked by an average low-temperature of 3.8°C.
September is the month with the least rainfall, with 44mm of accumulated precipitation.
In Ashburton, the average length of the day in September is 11h and 47min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:05 pm NZST. On the last day of September, in Ashburton, sunrise is at 7:08 am and sunset at 7:38 pm NZDT.Note
: On Sunday, 24. September 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from NZST to NZDT. Daylight Saving Time lasts until Sunday, 07. April
2024, at 3:00 am; consequently, the time zone reverts from NZDT to NZST.