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Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT WED MAY 13 2026

...Today in metro Denver weather history...

12-13 In 1907...from the 12th to the 13th...the temperature warmed to
        a high of 73 degrees on the 12th...before a cold front
        produced a thunderstorm...northeast winds sustained to 40
        mph...and rain changing to light snow overnight.  Snowfall
        totaled only 2 inches...but the high temperature on the 13th
        was only 39 degrees.
      In 1961...from the 12th to the 13th...a storm that covered
        metro Denver with rain and snow started as thunderstorms
        on the evening of the 12th.  Hail to 1 1/2 inches in
        diameter was reported 10 miles northwest of Stapleton
        Airport.  Rain continued overnight and changed to snow on
        the 13th.  Snowfall totaled 6.4 inches and precipitation
        (rain and melted snow) 1.96 inches at Stapleton Airport
        where north winds gusted to 39 mph.  The rain and heavy
        wet snow caused icing damage to utility lines.  Heavy
        snow occurred in the foothills.
      In 1982...from the 12th to the 13th...a major storm dumped
        1.50 to 3.50 inches of rain across northeast Colorado and
        deposited prodigious amounts of snow in the foothills. Coal
        Creek Canyon southwest of Boulder was buried under 46 inches
        of snow with 39 inches at Nederland.  The heavy wet snow
        downed many powerlines in the foothills.  In Thornton...the
        roof of a school was damaged by water from the heavy rain.
        At Stapleton International Airport...1.49 inches of rain
        were measured over the 2-day period.  The heavy rain ended
        a severe and prolonged drought.
      In 2004...from the 12th to the 13th...a winter storm produced
        heavy snow in excess of a foot in the foothills above 6
        thousand feet while heavy rain fell across the city.  The
        heaviest snow occurred in the high country of Boulder
        County. Storm total snowfall was 14.5 inches near Jamestown.
        Rainfall totaled 0.81 inch at Denver International Airport
        with 0.94 inch recorded at Denver Stapleton.  A trace of
        snow was recorded at both locations.  East winds gusted to
        24 mph at Denver International Airport on the 12th.
13    In 1905...a thunderstorm produced hail during the late
        afternoon.  Precipitation totaled 0.57 inch.
13-14 In 1912...from the 13th to the 14th...heavy snowfall totaled
        12.4 inches over the city. Most of the snow...9.9 inches...
        fell on the 13th...which was the greatest 24-hour snowfall
        in May at the time.  This was the last snowfall of the
        season.  The low temperature dipped to 27 degrees on the
        morning of the 14th.
      In 1989...from the 13th to the 14th...a spring storm brought
        heavy rain and snow to the foothills.  Metro Denver was
        soaked with 1 to 2 inches of rain.  Rainfall totaled 1.26
        inches at Stapleton International Airport.  In the
        foothills...Echo Lake received 20 inches of snow.  A 30-ton
        boulder slid onto I-70 east of the Eisenhower Tunnel...
        closing the freeway for 2 hours.

$$