Auckland Weather in December
In December, Auckland averages a high of 22°C (72°F) and a low of 15°C (59°F), from 23 years of daily records (2002–2026).
22°C
Average high
72°F
15°C
Average low
59°F
28°C
Record high
83°F · December 22, 2010
7°C
Record low
45°F · December 19, 2004
What December Is Like in Auckland
- 9 of the 10 warmest Decembers on record in Auckland have come since 2011.
- December 2025 was the 3rd warmest December in 23 years of records, 1.2°C (2.1°F) above the long-run average.
- December is the least predictable month in Auckland: daytime highs vary more from day to day and year to year than in any other month.
- The warmest December in the record was 2021; the coldest was 2006.
At least 1 mm of rain falls on 29% of December days, and the month averages 89 mm in total.
Warmest: 2017 (24.8°C)Latest: 2025 (23.2°C)10-year averageLong-run average (22.4°C)
Look Up a Day in December
See the weather in Auckland on any December date, year by year.
Source: NOAA GHCN-Daily, Auckland Aero Aws (2002–2026). Averages cover 2002–2026. How we compute this