Skwentna is a census-designated place (CDP) on Iditarod Trail in Matanuska-Susitna Borough, Alaska, United States.

Located 61 miles northwest of Wasilla along the Skwentna River, it is part of the Anchorage, Alaska Metropolitan Statistical Area.

As with much of South Central Alaska, Skwentna has a dry-summer subarctic climate (Köppen climate classification: Dsc), with long, cold, snowy winters and short, warm summers, although, as is more typical of the Alaska Interior, August averages cooler than June; the town is also located in USDA Plant Hardiness Zone 3,[4] indicating the coldest temperature of the year is typically in the −40 to −30 °F (−40 to −34 °C).

Hayes River is a weather station near Skwentna to the northeast, at an elevation of 1000 feet (304.8 m).

[8] Hayes River also has a subarctic climate (Köppen Dfc) but has a lower seasonal temperature variation and receives substantially more snow.