Best time to ski Mount St. Louis Moonstone
From Toronto via Hwy 400. Status: Likely not open yet (resorts here usually open around Dec 12, an estimate).
Quietest: Tuesdays and Wednesdays, especially in March. Busiest: Saturdays, plus Christmas to New Year's, New Year's weekend, Family Day weekend.
This week at Mount St. Louis Moonstone
Crowds by day of the week
Typical non-holiday weeks this season, from the SkiWhen crowd model.
Holidays and school breaks to know
| Period | Dates | Expect |
|---|---|---|
| Winter break (ON) | Dec 21–25 | Busy |
| Christmas to New Year's | Dec 26–Jan 1 | Packed |
| New Year's weekend | Jan 2–3 | Packed |
| Family Day weekend | Feb 13–15 | Packed |
| March Break (est.) (ON) | Mar 15–19 | Busy |
School break dates marked (est.) are estimates.
Month by month
| Month | Quiet days | Packed days |
|---|---|---|
| December 2026 | 9 | 2 |
| January 2027 | 20 | 3 |
| February 2027 | 19 | 2 |
| March 2027 | 22 | 0 |
| April 2027 | 12 | 0 |
Calmer mountains nearby
Horseshoe Resort usually draw smaller crowds than Mount St. Louis Moonstone on the same day.
Questions skiers ask
When is Mount St. Louis Moonstone least busy?
Tuesdays and Wednesdays outside holidays and school breaks, especially in March.
Is Mount St. Louis Moonstone busy on weekends?
Yes. Saturday is usually the busiest day of the week at Mount St. Louis Moonstone. Arrive before the lifts open or go on a weekday.
When is Mount St. Louis Moonstone busiest?
Saturdays, plus christmas to new year's, new year's weekend, family day weekend.
Will Mount St. Louis Moonstone be busy this weekend?
Check the live 7-day crowd forecast for Mount St. Louis Moonstone on SkiWhen. It updates every morning with snow and weather.