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Rainfall Jul-Aug-Sep

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 Jul-Aug-Sep

Station Name No. years Below Normal Near Normal Above Normal
MOTUEKA, RIWAKA EWS 30 245 - 381 381 - 473 473 - 617
NELSON AERO 27 162 - 198 198 - 282 282 - 353
APPLEBY 2 EWS 30 162 - 201 201 - 283 283 - 353
BLENHEIM RESEARCH EWS 30 116 - 173 173 - 229 229 - 316
BLENHEIM AERO AWS 30 116 - 173 173 - 227 227 - 316
GRASSMERE SALT WORKS 29 89 - 142 142 - 195 195 - 264
CAPE CAMPBELL AWS 29 89 - 144 144 - 191 191 - 289
WESTPORT AERO AWS 30 359 - 497 497 - 617 617 - 757
LAKE ROTOITI 30 192 - 348 348 - 446 446 - 600