Rainfall tercile tables for several locations in the South and West 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 SWNI for the 3-month period Sep-Oct-Nov
Station Name | No. years | Below Normal | Near Normal | Above Normal |
---|---|---|---|---|
TAUMARUNUI | 30 | 291 - 361 | 361 - 445 | 445 - 633 |
TAUMARUNUI AWS | 30 | 291 - 361 | 361 - 445 | 445 - 633 |
TURANGI 2 EWS | 30 | 290 - 368 | 368 - 480 | 480 - 579 |
NEW PLYMOUTH AWS | 30 | 247 - 345 | 345 - 410 | 410 - 516 |
LOWER RETARUKE | 30 | 286 - 383 | 383 - 465 | 465 - 644 |
STRATFORD DEM FARM | 30 | 359 - 463 | 463 - 605 | 605 - 788 |
WAIOURU AWS | 30 | 187 - 250 | 250 - 274 | 274 - 340 |
WANGANUI,SPRIGGENS PARK EWS | 30 | 173 - 197 | 197 - 233 | 233 - 347 |
PALMERSTON N | 30 | 171 - 214 | 214 - 267 | 267 - 397 |
LEVIN AWS | 30 | 199 - 254 | 254 - 303 | 303 - 401 |
PARAPARAUMU AERO | 30 | 169 - 223 | 223 - 295 | 295 - 384 |
WALLACEVILLE EWS | 30 | 249 - 280 | 280 - 378 | 378 - 467 |
WAIORONGOMAI | 23 | 300 - 332 | 332 - 420 | 420 - 551 |
WELLINGTON,KELBURN | 30 | 212 - 274 | 274 - 356 | 356 - 429 |
WELLINGTON AERO | 30 | 164 - 210 | 210 - 298 | 298 - 371 |