Rainfall 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 rainfall total (mm) range for forecast area ENI for the 3-month period Jan-Feb-Mar
| Station Name | No. years | Below Normal | Near Normal | Above Normal |
|---|---|---|---|---|
| RUATORIA | 26 | 151 - 285 | 285 - 434 | 434 - 597 |
| GISBORNE AWS | 30 | 85 - 178 | 178 - 246 | 246 - 453 |
| GISBORNE, MANUTUKE | 22 | 94 - 151 | 151 - 237 | 237 - 338 |
| WAIROA, NORTH CLYDE EWS | 30 | 100 - 259 | 259 - 377 | 377 - 545 |
| NAPIER AERO AWS | 30 | 50 - 150 | 150 - 251 | 251 - 368 |
| NAPIER NELSON PK | 30 | 46 - 150 | 150 - 241 | 241 - 371 |
| TAKAPAU PLAINS AWS | 29 | 99 - 186 | 186 - 289 | 289 - 363 |
| KOPUA | 29 | 99 - 186 | 186 - 289 | 289 - 363 |
| DANNEVIRKE | 30 | 102 - 176 | 176 - 274 | 274 - 341 |
| CASTLEPOINT AWS | 28 | 55 - 174 | 174 - 269 | 269 - 449 |
| MASTERTON, TE ORE ORE | 30 | 77 - 149 | 149 - 219 | 219 - 341 |
| EAST TARATAHI AWS | 30 | 83 - 149 | 149 - 212 | 212 - 341 |