Earliest and Latest Snowfalls in Greeley History

This is a list of the earliest and latest times in the year when snow was recorded in Greeley, Colorado. It is based on NOAA data from the years 1893–2024.

What's the Earliest it has Snowed in Greeley?

The earliest in the season it has snowed in Greeley, Colorado is September 12 which has happened twice, most recently in 1989.

What's the Latest it has Snowed in Greeley?

The latest in the season it has snowed in Greeley, Colorado is May 21 which happened in 1910.

Earliest Snowfalls

Date	Year	Snowfall
September 12	1989	0.5 inches
September 12	1974	0.5 inches
September 13	1993	2.0 inches
September 14	1912	0.5 inches
September 17	1971	5.0 inches
September 18	1971	4.0 inches
September 19	1983	0.5 inches
September 20	1995	3.0 inches
September 21	1995	1.0 inches
September 21	1994	0.5 inches
September 21	1895	6.0 inches
September 23	2000	1.5 inches
September 24	2000	1.0 inches
September 25	1984	0.7 inches
September 26	1996	1.0 inches
September 26	1908	0.5 inches
September 27	1935	4.0 inches
September 28	1999	2.0 inches
September 28	1985	4.0 inches
September 28	1984	0.2 inches
September 28	1945	1.0 inches

Latest Snowfalls

Date	Year	Snowfall
May 21	1910	0.5 inches
May 20	2001	0.3 inches
May 17	1983	6.0 inches
May 13	1934	1.0 inches
May 13	1907	0.5 inches
May 13	1896	2.3 inches
May 11	2014	1.1 inches
May 10	2003	5.0 inches
May 10	1979	1.2 inches
May 9	1979	3.0 inches
May 9	1943	1.0 inches
May 6	1978	6.0 inches
May 6	1967	1.0 inches
May 5	1950	2.0 inches
May 5	1907	0.2 inches
May 4	1908	15.0 inches
May 3	2001	1.5 inches
May 2	2001	3.5 inches
May 2	1988	2.0 inches
May 2	1910	0.5 inches