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 Dec-Jan-Feb
| Station Name | No. years | Below Normal | Near Normal | Above Normal |
|---|---|---|---|---|
| RUATORIA | 22 | 17.8 - 18.7 | 18.8 - 19.2 | 19.3 - 19.4 |
| GISBORNE AWS | 30 | 17.1 - 18.3 | 18.4 - 18.9 | 19.0 - 19.5 |
| GISBORNE, MANUTUKE | 22 | 16.9 - 18.1 | 18.2 - 18.7 | 18.8 - 19.2 |
| WAIROA, NORTH CLYDE EWS | 27 | 17.0 - 18.3 | 18.4 - 19.0 | 19.1 - 19.7 |
| NAPIER AERO AWS | 29 | 17.1 - 18.4 | 18.5 - 18.8 | 18.9 - 19.8 |
| NAPIER NELSON PK | 26 | 17.6 - 18.7 | 18.8 - 19.1 | 19.2 - 20.1 |
| TAKAPAU PLAINS AWS | 23 | 14.9 - 16.4 | 16.5 - 16.8 | 16.9 - 17.4 |
| KOPUA | 23 | 14.9 - 16.4 | 16.5 - 16.8 | 16.9 - 17.4 |
| DANNEVIRKE | 28 | 15.1 - 16.7 | 16.8 - 17.3 | 17.4 - 18.1 |
| CASTLEPOINT AWS | 27 | 16.4 - 17.4 | 17.5 - 18.1 | 18.2 - 18.9 |
| MASTERTON, TE ORE ORE | 29 | 15.1 - 16.7 | 16.8 - 17.3 | 17.4 - 18.4 |
| EAST TARATAHI AWS | 29 | 15.2 - 16.8 | 16.9 - 17.3 | 17.4 - 18.5 |