Aspen Average High/Low Temperatures (Summer Months)
| April | May | June | July | August | September | |
| Aspen | 49/20 | 61/29 | 72/34 | 79/40 | 77/39 | 69/32 |
Aspen Average High/Low Temperatures (Winter Months)
| October | November | December | January | February | March | |
| Aspen | 58/23 | 42/13 | 33/4 | 31/0 | 35/2 | 40/12 |