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 May-Jun-Jul
Station Name | No. years | Below Normal | Near Normal | Above Normal |
---|---|---|---|---|
TAUMARUNUI | 30 | 283 - 353 | 353 - 474 | 474 - 617 |
TAUMARUNUI AWS | 30 | 283 - 353 | 353 - 474 | 474 - 617 |
TURANGI 2 EWS | 29 | 312 - 386 | 386 - 508 | 508 - 725 |
NEW PLYMOUTH AWS | 30 | 300 - 397 | 397 - 479 | 479 - 643 |
LOWER RETARUKE | 30 | 293 - 339 | 339 - 495 | 495 - 590 |
STRATFORD DEM FARM | 28 | 385 - 526 | 526 - 673 | 673 - 755 |
WAIOURU AWS | 30 | 189 - 267 | 267 - 327 | 327 - 433 |
WANGANUI,SPRIGGENS PARK EWS | 30 | 146 - 205 | 205 - 295 | 295 - 392 |
PALMERSTON N | 30 | 155 - 234 | 234 - 302 | 302 - 407 |
LEVIN AWS | 30 | 183 - 286 | 286 - 384 | 384 - 445 |
PARAPARAUMU AERO | 30 | 191 - 259 | 259 - 345 | 345 - 463 |
WALLACEVILLE EWS | 30 | 252 - 356 | 356 - 444 | 444 - 562 |
WAIORONGOMAI | 23 | 342 - 411 | 411 - 571 | 571 - 723 |
WELLINGTON,KELBURN | 30 | 281 - 348 | 348 - 436 | 436 - 571 |
WELLINGTON AERO | 30 | 215 - 275 | 275 - 343 | 343 - 481 |