Of the main centres, the hottest summer weather has been in Christchurch over the last week, with highs topping out in the low 30s. The Garden City has taken the top honours of the main centres 5 times over the last 7 days.

The northern cities have been the most consistent and once again, the extremes of temperature belong to both Christchurch and Dunedin.

Maximum temperatures starting on the left from 7 days ago.

Auckland               26  26   21  22  24   24  23

Hamilton               23   24   21  22  25   23  21

Tauranga              26   23   23  24  22   24  24

Wellington            22   20   23   21  21  20  22

Christchurch        33   29   26  19   28  27  21

Dunedin               20   23   16   23   27 16  13