She said the cloud, and a few isolated showers to the north, will disappear as the slow-moving high pressure ridge becomes even more dominant.
"It is a bit cool because you've got the southerlies at the moment, but they will eventually ease off as well," Clark said.
Light showers about and north of Wairoa are forecast to clear by Tuesday, with southeasterly winds developing across Hawke's Bay over the following couple of days.
The winds should turn northeasterly on Friday, leading to those higher temperatures.
Earlier this month a few days of rain was the "perfect" amount for farmers still weary from last year's drought, Federated Farmers Hawke's Bay president Jim Galloway said.
"It seems to have been reasonably general. It's been not too heavy and it's soaked in."
He said the region had "dodged the heavy stuff" and the rain would help with grass growth.
"It was green and this follow-up will help grow it. The days are getting shorter and what we're losing out of the ground is getting less."
He said it would be important for farmers to watch out for facial eczema in their stock.
