Ms Murdoch said cloud would begin to develop again over the west of the North Island on Wednesday, but it would be mainly fine in most other areas.
"Some rain will begin to develop in Fiordland on Wednesday and that rain will spread north up the South Island during Thursday, mainly in the west, but there will also be some scattered falls in the east.
"There will also be some drizzle developing in the central North Island on Thursday."
She said rain in the west of the South Island would begin to ease again by Friday. The south of the North Island could expect some drizzle, but it would be fine elsewhere.
MIXED START TO SUMMER:
Auckland:
Monday -- Fine spells and a few showers. Fresh southwesterlies. High 17C Low 9C
Tuesday -- Mainly fine. Southwesterlies dying away. High 19C Low 9C
Wednesday -- Fine with light winds and sea breezes. High 20C Low 11C
Hamilton:
Monday -- Showers, heavy in the afternoon with a chance of hail. Westerly then late Southerly. High 16C Low 4C
Tuesday -- Fine with light winds. High 20C Low 4C
Wednesday -- Fine with light winds. High 20C Low 7C
Tauranga:
Monday -- Showers, some heavy in the afternoon with hail. Westerly easing. High 18C Low 7C
Tuesday -- Fine with southerly breezes. High 20C Low 9C
Wednesday -- Fine with light winds and sea breezes. High 21C Low 10C
Wellington:
Monday -- Showers, some heavy with hail. Fresh cold southerlies. High 12C Low 8C
Tuesday -- A few showers, clearing in the afternoon. Dying southerly. High 13C Low 8C
Wednesday -- Cloudy periods. Northerlies developing. High 17C Low 12C
Christchurch:
Monday -- Showers with a chance of hail in the morning which will ease in the evening. Cold southwesterly. High 13C Low 6C
Tuesday -- Showers clearing early, then fine. Dying southerlies. High 16C Low 4C
Wednesday -- Increasing high cloud. Northeasterlies developing. High 21C Low 9C
(Source: MetService)