September’s weather pattern looks to carry on into October with big highs and big low pressure systems moving through. It means more variety in our weather and, generally speaking, warmer than average weather.

However, October’s first week includes a significant southerly blast for NZ, which is likely followed by frosty high pressure then milder weather moving into the middle of the month.

Windier westerlies may finally be kicking in later this month after a delayed start (possibly due to La Nina bringing more easterlies to NZ, but also an increase in high pressure in the Southern Ocean area, which this month heads back north over Australia and to NZ’s north - which can shut down sub-tropical rainmakers.

We have the full forecast in our latest ClimateWatch update…