Weather will likely play an important role when you plan your trip to Dalton-in-Furness, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August, with an average temperature of 14°C, while the coldest months are February and January, with an average of 6°C. The rainiest months in Dalton-in-Furness are December, November, October and August, with each month seeing an average of 184 mm of rainfall.