Climate averages 1991–2020
Auckland weather
in August.
A cool, wet month: the 11th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a cool month in Auckland: daytime highs average 13.8°C and nights cool to about 9.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 104 mm of rain on roughly 15 days, which makes August a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 43 min on an average August day.
The nearest other city in this atlas is Manukau City (19 km away). In August its highs average 13.8°C, about as warm as Auckland, with 97 mm of rain.
Among the 11 cities listed in New Zealand, Auckland ranks joint 1st of 11 for the warmest August highs and 8th of 11 for the driest August (rainfall, lowest first). The mean August high of those 11 cities is 12.4°C; Auckland is 1.5°C warmer than that mean.
From August to September, average highs rise by 1.2°C to 15.0°C, and monthly rainfall falls from 104 mm to 93 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Auckland climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.0°C16.4°C | 16.4°C | 68 | 8.7 | 14.414 h |
| February | 22.6°C17.1°C | 17.1°C | 65 | 8.0 | 13.513 h |
| March | 21.1°C15.8°C | 15.8°C | 69 | 8.6 | 12.312 h |
| April | 18.9°C14.0°C | 14.0°C | 75 | 9.5 | 11.211 h |
| May | 16.5°C12.1°C | 12.1°C | 96 | 11.5 | 10.210 h |
| June | 14.4°C10.2°C | 10.2°C | 101 | 11.8 | 9.710 h |
| July | 13.6°C9.1°C | 9.1°C | 114 | 14.0 | 9.910 h |
| August, selected | 13.8°C9.1°C | 9.1°C | 104 | 14.6 | 10.711 h |
| September | 15.0°C10.0°C | 10.0°C | 93 | 13.6 | 11.812 h |
| October | 16.4°C11.3°C | 11.3°C | 77 | 11.9 | 13.013 h |
| November | 18.0°C12.8°C | 12.8°C | 74 | 10.8 | 14.114 h |
| December | 20.2°C15.0°C | 15.0°C | 92 | 11.0 | 14.615 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Manukau City in AugustNew Zealand · 19 kmHigh 13.8°C · Low 8.5°C · 97 mm rain
- Hamilton, New Zealand in AugustNew Zealand · 114 kmHigh 13.5°C · Low 5.7°C · 122 mm rain
- Tauranga in AugustNew Zealand · 155 kmHigh 13.4°C · Low 7.7°C · 117 mm rain
- New Plymouth in AugustNew Zealand · 254 kmHigh 12.4°C · Low 7.3°C · 177 mm rain
- Hastings, New Zealand in AugustNew Zealand · 360 kmHigh 13.0°C · Low 5.5°C · 65 mm rain
- Palmerston North in AugustNew Zealand · 397 kmHigh 12.1°C · Low 5.2°C · 89 mm rain
- Lower Hutt in AugustNew Zealand · 486 kmHigh 11.8°C · Low 7.7°C · 80 mm rain
- Wellington in AugustNew Zealand · 493 kmHigh 11.3°C · Low 8.6°C · 82 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Auckland) is explained once on the Auckland year overview and on the Sources, method and limits page.