December 2019 rainfall & 2019 rainfall summary

December was wetter than normal at most of our monitored sites, but the region was below or close to its normal annual rainfall for the full 2019 year.

December rainfall was between 78% and 226% of normal at our sites, with an average of 134%. Only four sites were below normal: North Egmont (78%), Hillsborough (97%). Egmont Village (93%) and Everett Park (98%). At the other extreme, Kaūpokonui at Manaia had 219% of normal and Duffy’s Farm, Whareroa, had 226 %. Most of the rain fell in the first half of the month, with little or no rain in the final two weeks.

Rainfall for the 2019 calendar year ranged from 73% to 124% of normal, with an average of 96%. Only eight were above normal: Dawson Falls (104%), Motunui (105%), Stratford (101%), Cape Egmont (just over 100%), Te Kiri (104%), Manaia (107%), Whareroa (124%) and Pātea (117%).

December 2019 rainfall maps

December 2019 rainfall maps [PDF, 1.3 MB]

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.


Rainfall in December 2019,

Total rainfall in 2019,


Rainfall distribution in December 2019

Rainfall distribution in 2019