Olenyok (; , ÃÂlöön) is a rural locality (a selo) and the administrative center of Olenyoksky District in the Sakha Republic, Russia, located north of the Arctic Circle. Population:
The village is located by the Olenyok River, a few miles downstream from the confluence of the Arga-Sala, its largest tributary.
Olenyok is served by the Olenyok Airport .
Olenyok has a subarctic climate (Köppen climate classification Dfc). Winters are extremely cold with average temperatures from in January, while summers are mild with average temperatures from . A temperature of was recorded in January 1959. Precipitation is quite low, but is somewhat higher in summer than at other times of the year. Temperatures in summer sometimes reach and the record high is , recorded in July 1936.