Historical weather data, all-time temperature records, and monthly climate averages for Fergus Falls, MN. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4 in Fergus Falls runs a wide gamut — historically, highs have swung from a frigid 4° in 1995 all the way to a shirt-sleeve 71° in 2021. Today's typical range is a modest 26° to 46°, classic early-spring ambiguity for western Minnesota. Snow is nearly off the table at just a 4% chance, but don't put the jacket away just yet.
Fergus Falls earns its reputation as a place of weather extremes: the mercury has reached a sweltering 107° in August 2003 and plunged to a brutal -42° in February 1996 — a swing of 149 degrees. A single storm dropped 17 inches of snow on February 12, 2013, and September 7, 2004 brought a drenching 4.8 inches of rain in one day.
Summer is the main event here, with the week of July 9–15 averaging a pleasant 83° high, while early January bottoms out at a bone-chilling 18°. If rain is your concern, mid-June is the wettest stretch of the year, averaging over an inch in a single week. Spring and fall offer mild shoulder seasons, with April and October averaging highs in the mid-50s.