The Bureau of Metereology has forecast a potentially wet few days with 30 per cent chance of rain on Wednesday, and then a 40 per cent on Thursday and Friday.

It comes after Maitland Airport recorded 13mm of rain on Monday, - which is the most amount of rain for the region in a month.

Already July has recorded 28mm of rain in its first two weeks.

On Monday, State Emergency Service Northern Zone Operations Commander Tony Day said SES crews were preparing for activity in the Hunter and Central Coast this week.

Mr Day said the the service was asking people to be prepared, and call 132 500 if they needed assistance.

And residents had better keep their thermals at hand with temperatures forecast to stay below 20 for the remainder of the week.

The temperature is predicted to range between 17 and nine degrees on Wednesday and Thursday.

Do you know you can subscribe to get full access to all Maitland Mercury stories? Subscribing supports us in our local news coverage. To subscribe, click here