Weather · Duncan
Duncan forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Duncan, straight from the National Weather Service. Watches and warnings show up first.
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Climate · a normal year
What a year in Duncan feels like
Duncan has cold winters and warm summers. A typical July afternoon reaches 87°, a January night drops to 14°, and about 26 inches of snow falls in a normal winter.
36° / 16°Winter
62° / 38°Spring
85° / 62°Summer
64° / 40°Fall
How much snow does Duncan get?About 26 inches a winter.Rain & snow →When is the first frost?Around Oct 15, with the last in spring around Apr 21.Frost dates →Is it warmer than it used to be?+1.3° vs. the 20th century.Then & now →
See Duncan’s full climate →
NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.
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Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.