September 2023 rainfall

Brooklands Zoo in New Plymouth recorded the highest air temperature last month - 21.2°C - while rainfall across Taranaki was just 3% more than typical for September.

On average rainfall was 158.5mm ranging from 15% less rainfall at Kotare at OSullivans, and 30% more rainfall at Motunui M39 at Weston W3 than a typical September. Year to date rainfall ranges from 11% less rainfall at Uruti at Kaka Rd, and 14% more rainfall at Tawhiti at Duffys, with an average of 1% more than normal.

Mean river flows last month were 29.2% lower than typical values while mean river (non-mountain) water temperatures were 11.7°C, an average of 0.4°C warmer than long-term September values.

September average wind speeds were 19.5km/hr, with average gust strength of 50.6 km/hr, these were 1.2km/hr stronger, and 2.1km/hr gustier than the long-term average. The maximum recorded wind gust was 128km/hr at Waitotara at Ngutuwera.

September 2023 hydrology report [PDF, 3.6 MB]

September 2023 rainfall maps

What you should know:

  1. The site maps show data from a selection of the sites we monitor, but not all of them.

  2. The distribution maps are based on mathematical modelling and may not accurately represent actual rainfall in some unmonitored areas.

Click on each map for larger version.