Moominvalley in November (Swedish: Sent i november, 'Late in November'; Finnish: Muumilaakson marraskuu) is the ninth and final book in the Moomin series by Finnish author Tove Jansson, and was first published in both her native Swedish and English in 1971. Set contemporaneously with her previous novel Moominpappa at Sea (1965), it is the only installment in the series where the titular Moomin family are actually absent.