Temperature tercile tables for several locations in the East of the North Island. Data are based on the 30-year period 1971-2000. The ranges for each tercile are: below normal = second lowest to 33rd percentile; near normal = 34th to 66th percentile; above normal = 67th percentile to second highest.
Historical average temperature (deg C) range for forecast area ENI for the 3-month period Nov-Dec-Jan
| Station Name | No. years | Below Normal | Near Normal | Above Normal |
|---|---|---|---|---|
| RUATORIA | 21 | 16.9 - 17.4 | 17.5 - 17.9 | 18.0 - 18.2 |
| GISBORNE AWS | 30 | 16.3 - 17.2 | 17.3 - 17.7 | 17.8 - 18.7 |
| GISBORNE, MANUTUKE | 22 | 16.1 - 17.0 | 17.1 - 17.5 | 17.6 - 18.3 |
| WAIROA, NORTH CLYDE EWS | 27 | 16.4 - 17.5 | 17.6 - 18.0 | 18.1 - 19.0 |
| NAPIER AERO AWS | 29 | 16.2 - 17.5 | 17.6 - 17.8 | 17.9 - 18.7 |
| NAPIER NELSON PK | 27 | 16.6 - 17.5 | 17.6 - 18.1 | 18.2 - 18.7 |
| TAKAPAU PLAINS AWS | 24 | 13.9 - 14.9 | 15.0 - 15.5 | 15.6 - 15.9 |
| KOPUA | 24 | 13.9 - 14.9 | 15.0 - 15.5 | 15.6 - 15.9 |
| DANNEVIRKE | 27 | 14.6 - 15.5 | 15.6 - 15.8 | 15.9 - 16.8 |
| CASTLEPOINT AWS | 27 | 15.3 - 16.1 | 16.2 - 16.9 | 17.0 - 17.5 |
| MASTERTON, TE ORE ORE | 30 | 14.3 - 15.3 | 15.4 - 16.0 | 16.1 - 17.5 |
| EAST TARATAHI AWS | 30 | 14.3 - 15.3 | 15.4 - 16.0 | 16.1 - 17.5 |