Historical weather data, all-time temperature records, and monthly climate averages for Chanhassen, MN. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Chanhassen lands right in the thick of spring's unpredictability — the average high of 51° sounds pleasant, but this date has swung from a balmy 84° in 2021 to a brutal 6° low in 2018. There's a 1-in-3 chance of precipitation today, with a lingering 10% shot at snow.
Chanhassen earns its Minnesota stripes with a 135-degree spread between its all-time records — from a scorching 100° in June 2011 to a bone-chilling -35° in February 1996. When the extremes hit, they really hit: a single day in September 2005 dumped 5.53 inches of rain, and December 2012 buried the area under 13.6 inches of snow in one storm.
Summer is the sweet spot, with highs peaking around 82° the first week of July before tapering through a pleasant fall. Winters are legitimately cold — January highs average just 23°, making mid-January the year's harshest stretch. If you're watching for rain, pack an umbrella in mid-June, when weekly precipitation averages 1.25 inches.