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Jamestown, North Dakota experiences four distinct seasons of weather. In the winter months, temperatures can dip below zero with an average low of 8°F (-13°C). Cold winds can make the temperature feel even colder. The highest temperatures in the winter months rarely reach above 30°F (-1°C). Snowfall is common throughout the winter months and can be heavy at times.
In the spring, temperatures begin to warm up with average highs reaching into the upper 40s (8-10°C). Rain is common and there is a slight chance for snowfall. The average low is around 30°F (-1°C) but can dip into the low 20s (-6°C) on some nights.
Summer is the hottest season in Jamestown. Average highs reach into the mid-80s (29-31°C) with the occasional day reaching the low 90s (32-34°C). Humidity is high during the summer months and thunderstorms are common. Average lows in the summer are around 60°F (15-16°C).
In the fall, temperatures begin to cool down again. Average highs are in the 60s (15-19°C) and average lows dip into the 30s (0-3°C). Rain is still common, but snowfall is rare. The leaves change colors and the weather is usually pleasant during this time of year.
As of 2020, the city population is 15216.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Jamestown, North Dakota.