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 Oct-Nov-Dec
Station Name | No. years | Below Normal | Near Normal | Above Normal |
---|---|---|---|---|
TAUMARUNUI | 30 | 289 - 347 | 347 - 439 | 439 - 557 |
TAUMARUNUI AWS | 30 | 289 - 347 | 347 - 439 | 439 - 557 |
TURANGI 2 EWS | 29 | 278 - 363 | 363 - 457 | 457 - 560 |
NEW PLYMOUTH AWS | 30 | 224 - 321 | 321 - 407 | 407 - 488 |
LOWER RETARUKE | 30 | 289 - 364 | 364 - 463 | 463 - 537 |
STRATFORD DEM FARM | 30 | 323 - 445 | 445 - 568 | 568 - 737 |
WAIOURU AWS | 30 | 201 - 238 | 238 - 281 | 281 - 336 |
WANGANUI,SPRIGGENS PARK EWS | 30 | 136 - 201 | 201 - 247 | 247 - 327 |
PALMERSTON N | 30 | 135 - 227 | 227 - 290 | 290 - 330 |
LEVIN AWS | 30 | 197 - 269 | 269 - 323 | 323 - 378 |
PARAPARAUMU AERO | 30 | 181 - 240 | 240 - 291 | 291 - 422 |
WALLACEVILLE EWS | 29 | 228 - 298 | 298 - 371 | 371 - 467 |
WAIORONGOMAI | 23 | 286 - 345 | 345 - 423 | 423 - 526 |
WELLINGTON,KELBURN | 30 | 177 - 269 | 269 - 332 | 332 - 419 |
WELLINGTON AERO | 30 | 127 - 210 | 210 - 278 | 278 - 340 |