Rainfall Nov-Dec-Jan
Rainfall tercile tables for several locations in the North of the South 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 NSI for the 3-month period Nov-Dec-Jan
| Station Name | No. years | Below Normal | Near Normal | Above Normal |
|---|---|---|---|---|
| MOTUEKA, RIWAKA EWS | 30 | 147 - 210 | 210 - 305 | 305 - 548 |
| NELSON AERO | 26 | 90 - 164 | 164 - 243 | 243 - 461 |
| APPLEBY 2 EWS | 29 | 90 - 166 | 166 - 243 | 243 - 461 |
| BLENHEIM RESEARCH EWS | 30 | 51 - 121 | 121 - 183 | 183 - 286 |
| BLENHEIM AERO AWS | 30 | 51 - 117 | 117 - 183 | 183 - 286 |
| GRASSMERE SALT WORKS | 30 | 49 - 87 | 87 - 155 | 155 - 219 |
| CAPE CAMPBELL AWS | 30 | 54 - 92 | 92 - 149 | 149 - 254 |
| WESTPORT AERO AWS | 30 | 334 - 506 | 506 - 609 | 609 - 737 |
| LAKE ROTOITI | 30 | 206 - 409 | 409 - 439 | 439 - 617 |