Earliest and Latest Snowfalls in Jackson Hole History

This is a list of the earliest and latest times in the year when snow was recorded in Jackson Hole, Wyoming. It is based on NOAA data from the years 1905–2024.

What's the Earliest it has Snowed in Jackson Hole?

The earliest in the season it has snowed in Jackson Hole, Wyoming is September 8 which happened in 2020.

What's the Latest it has Snowed in Jackson Hole?

The latest in the season it has snowed in Jackson Hole, Wyoming is June 9 which happened in 1995.

Earliest Snowfalls

Date	Year	Snowfall
September 8	2020	1.0 inches
September 13	1970	0.3 inches
September 16	1965	1.0 inches
September 17	1944	1.0 inches
September 18	1945	0.5 inches
September 18	1942	0.5 inches
September 22	2000	0.5 inches
September 22	1968	0.5 inches
September 22	1945	1.5 inches
September 23	1931	1.0 inches
September 25	2000	1.0 inches
September 25	1936	3.0 inches
September 25	1930	0.4 inches
September 26	2013	0.1 inches
September 28	1927	1.5 inches
September 29	1927	1.0 inches
September 30	1971	2.0 inches
September 30	1927	1.0 inches
September 30	1905	0.5 inches
October 1	2002	3.5 inches
October 1	1971	6.0 inches

Latest Snowfalls

Date	Year	Snowfall
June 9	1995	0.5 inches
June 4	1973	0.5 inches
June 3	1973	0.5 inches
June 2	1937	0.6 inches
May 30	1978	2.0 inches
May 23	2020	2.0 inches
May 23	1968	0.5 inches
May 22	1966	1.0 inches
May 21	1931	3.0 inches
May 21	1930	3.0 inches
May 20	2019	0.5 inches
May 18	2017	0.4 inches
May 18	1941	1.0 inches
May 17	1978	1.0 inches
May 17	1971	1.8 inches
May 17	1942	1.5 inches
May 16	1943	0.6 inches
May 16	1942	1.5 inches
May 14	1943	0.1 inches
May 14	1942	1.0 inches
May 14	1923	3.0 inches