2024
Going Southbound the survey for 2024 says:
June 20
Average starting date
M = June 20
June 26
Average starting date of hikers who said they would like to have started earlierJune 18 June 18
Average starting date of hikers who said they would like to have started later
2023
Looking at 2023 the data was similar:
June 22
Average starting date
M = June 22
June 24
Average starting date of hikers who said they would like to have started earlier

For 2022
June 25
Average starting date
M= June 24June 16
Average starting date of hikers who said they would like to have started laterJuly 4
Average starting date of hikers who said they would like to have started earlier
For 2021
June 25
Average starting date
June 10
Average starting date of hikers who said they would like to have started later
June 29
Average starting date of hikers who said they would like to have started earlier

Conclusions
Obviously the snow has been different every year but the significant data is that starting around June 10 is too soon and starting in July is too late.

This year’s snow so far—remembering that last May had a real surprise.