The climate of Muswellbrook and the Upper Hunter is characterised by hot summer days often relieved by evening 'southerly blusters' and cool, dry winters. Summer temperatures often reach over 40°c for several days in January and February. Winter temperatures can result in frequent frosts in the coldest months.
Muswellbrook LGA is in a summer dominated rainfall pattern however heavy isolated falls have been known during winter. The average rainfall is around 700mm.
While there is currently no official weather station in Muswellbrook LGA the stations at Jerrys Plains and Scone are typically representative, however temperatures are often a few degrees higher than at these stations.
Current weather conditions can be viewed on the Bureau of Meteorology's “radar”.
Climate averages for Muswellbrook and the Upper Hunter