Snow history
Mt. St Louis Moonstone Snow History
Mt. St Louis Moonstone averages 69.8″ of snow per season over 8 seasons (2018–19 to 2025–26). The snowiest was 2024–25 with 82.7″.
Average annual snowfall and season totals, 2018–19 to 2025–26.
Mt. St Louis Moonstone season snowfall totals by year
| Season | Total snowfall | vs average |
|---|---|---|
| 2025–26 | 81.6″ | 117% |
| 2024–25 · snowiest | 82.7″ | 118% |
| 2023–24 | 52.8″ | 76% |
| 2022–23 | 78.9″ | 113% |
| 2021–22 | 65.2″ | 93% |
| 2020–21 | 60.2″ | 86% |
| 2019–20 | 65.8″ | 94% |
| 2018–19 | 71.4″ | 102% |
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Average snowfall by month at Mt. St Louis Moonstone
| Oct | Nov | Dec | Jan | Feb | Mar | Apr | May |
|---|---|---|---|---|---|---|---|
| 0.6″ | 10″ | 15.9″ | 16.6″ | 15.2″ | 7.5″ | 3.9″ | 0.1″ |
Mean per month over 8 seasons; June–September average less than an inch and are omitted.
How Mt. St Louis Moonstone compares
Mt. St Louis Moonstone's 69.8″ average is above the 62.4″ average for other Ontario resorts with history on this site (9 resorts). See the Ontario snow report for current conditions across the state.
Where this history comes from
Season totals are built from the Open-Meteo historical weather archive at Mt. St Louis Moonstone's summit grid point (44.628, -79.669, ~1,253 ft), summed October 1 to September 30. They are modeled, not resort-reported, so they are consistent across resorts but can differ from a resort's own stake readings. Current-season numbers on the Mt. St Louis Moonstone snow report use observed station data where a SNOTEL or ACIS station is linked.
Common questions
- How much snow does Mt. St Louis Moonstone get in a year?
- About 69.8″ per season on average (median 68.6″) across 8 completed seasons.
- What is the snowiest month at Mt. St Louis Moonstone?
- Jan, averaging 16.6″.
- What was Mt. St Louis Moonstone's biggest snow year?
- 2024–25, with 82.7″ for the season.
- Are these the resort's official snowfall numbers?
- No. Totals are modeled from the Open-Meteo historical archive at the resort's summit grid point, so they are comparable across resorts but can differ from marketing figures and summit stake readings.