Historical weather data, all-time temperature records, and monthly climate averages for Grand Forks, ND. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Grand Forks sits right on the edge of winter's exit, with an average high of just 46° and a low of 26°. The date has swung wildly across 132 years of records — from a 80° scorcher in 1912 to a bitter 1° low as recently as 1995. There's still a 13% chance of snow today, so don't put the scraper away just yet.
Grand Forks plays for keeps on both ends of the thermometer — 109° in July 1936 and -43° in January 1912 means the city has seen a jaw-dropping 152° range in its recorded history. A single day in June 2002 dropped over 5 inches of rain, and Christmas 2009 brought 15.7 inches of snow, which is about as North Dakota as it gets.
Summer is short but legitimate, with average highs in the low 80s from early July through mid-August — that's your window for comfortable outdoor travel. By January, average highs scrape just 14°, making it one of the coldest cities in the contiguous U.S. Rain peaks in early June, so if you're visiting in summer, the first half of the month is your wettest bet.