Temperature tercile tables for several locations in the East 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 average temperature (deg C) range for forecast area ESI for the 3-month period Apr-May-Jun
| Station Name | No. years | Below Normal | Near Normal | Above Normal |
|---|---|---|---|---|
| KAIKOURA AWS | 30 | 10.0 - 10.6 | 10.7 - 11.1 | 11.2 - 11.9 |
| HANMER FOREST EWS | 25 | 6.7 - 7.4 | 7.5 - 7.8 | 7.9 - 8.5 |
| CULVERDEN | 28 | 8.0 - 8.7 | 8.8 - 9.3 | 9.4 - 10.5 |
| CHRISTCHURCH AERO | 30 | 8.5 - 9.1 | 9.2 - 9.7 | 9.8 - 10.2 |
| DARFIELD | 29 | 7.9 - 8.9 | 9.0 - 9.5 | 9.6 - 10.3 |
| CHRISTCHURCH GARDENS | 28 | 8.8 - 9.4 | 9.5 - 10.1 | 10.2 - 10.6 |
| MT PLEASANT | 23 | 10.1 - 10.4 | 10.5 - 11.1 | 11.2 - 11.9 |
| LINCOLN, BROADFIELD EWS | 28 | 8.4 - 8.9 | 9.0 - 9.7 | 9.8 - 10.3 |
| WINCHMORE EWS | 30 | 8.0 - 8.7 | 8.8 - 9.3 | 9.4 - 9.8 |
| ASHBURTON COUNCIL | 29 | 8.0 - 8.8 | 8.9 - 9.4 | 9.5 - 9.8 |
| PEEL FOREST | 25 | 6.9 - 7.7 | 7.8 - 8.2 | 8.3 - 8.9 |
| LAKE TEKAPO, AIR SAFARIS | 28 | 4.7 - 5.7 | 5.8 - 6.4 | 6.5 - 7.0 |
| WOODBURY | 26 | 7.0 - 7.8 | 7.9 - 8.3 | 8.4 - 8.9 |
| ORARI ESTATE | 27 | 7.3 - 8.0 | 8.1 - 8.5 | 8.6 - 9.2 |
| TIMARU EWS | 30 | 7.7 - 8.3 | 8.4 - 8.8 | 8.9 - 9.8 |
| WAIMATE | 23 | 8.5 - 8.9 | 9.0 - 9.1 | 9.2 - 9.7 |
| IKAWAI | 23 | 7.1 - 8.0 | 8.1 - 8.4 | 8.5 - 9.1 |
| OAMARU AIRPORT AWS | 30 | 6.9 - 8.3 | 8.4 - 8.8 | 8.9 - 9.4 |
| PALMERSTON | 29 | 6.9 - 7.8 | 7.9 - 8.2 | 8.3 - 9.0 |
| TAIAROA HEAD | 28 | 8.6 - 9.3 | 9.4 - 9.7 | 9.8 - 10.4 |
| DUNEDIN, MUSSELBURGH EWS | 30 | 8.4 - 9.2 | 9.3 - 9.6 | 9.7 - 10.5 |
| DUNEDIN AERO AWS | 30 | 7.5 - 8.5 | 8.6 - 8.9 | 9.0 - 9.5 |