Bluebird days
5.7a winter
More than 98% of resorts
A clear day with no new snow, right after 10 cm4 in or more fell in the two days before.
California, United States
Village2,712 m8,898 ftSummit3,369 m11,053 ft

SnowOdds score at the summit, out of 100
Only on SnowOdds
Our own measures, from every day of the last 20 winters at the summit.
5.7a winter
More than 98% of resorts
A clear day with no new snow, right after 10 cm4 in or more fell in the two days before.
13a winter
Calmer than 37% of resorts
Days with gusts of 70 km/h43 mph or more at the summit: enough to stop most chairlifts.
Calmest 22–28 Mar
74%of the snow
Drier than 88% of resorts
Snow that fell on days that stayed below -5°C23°F at the summit: light and dry. The rest is heavier.
Driest 11–17 Jan
34a winter
Less icy than 13% of resorts
Mornings after a day above 0°C32°F and a night at -3°C27°F or colder, with no new snow: hard, icy pistes until the sun softens them.
Least icy 2–8 Nov
Historically the best week for fresh snow at Mammoth Mountain is 1–7 Mar: in 11 of the last 20 winters at least 10 cm of new snow fell at the summit that week (55% odds), 18 cm on average. The next best weeks are 22–28 Feb and 5–11 Apr.
February, with an average 40% chance of 10 cm or more of fresh snow in any given week at the summit. April is the least reliable month of the season at 22%.
The village sits at 2,712 m (8,898 ft) and the top lift reaches 3,369 m (11,053 ft), a vertical drop of 657 m (2,156 ft). The resort has 25 lifts.
In the best week (1–7 Mar) the village gets 10 cm or more of fresh snow in 50% of winters, against 55% at the summit. The average village temperature that week is -5°C (23°F).
| Week | Summit odds | Summit snow | Village odds | Village snow |
|---|---|---|---|---|
| 2–8 Nov | 10% | 4 cm | 5% | 4 cm |
| 9–15 Nov | 20% | 6 cm | 15% | 5 cm |
| 16–22 Nov | 35% | 6 cm | 35% | 5 cm |
| 23–29 Nov | 30% | 13 cm | 30% | 13 cm |
| 30 Nov – 6 Dec | 35% | 9 cm | 30% | 9 cm |
| 7–13 Dec | 40% | 17 cm | 40% | 17 cm |
| 14–20 Dec | 32% | 9 cm | 32% | 9 cm |
| 21–27 Dec | 42% | 19 cm | 42% | 19 cm |
| 4–10 Jan | 40% | 18 cm | 40% | 18 cm |
| 11–17 Jan | 30% | 13 cm | 30% | 13 cm |
| 18–24 Jan | 35% | 16 cm | 35% | 16 cm |
| 25–31 Jan | 35% | 13 cm | 35% | 13 cm |
| 1–7 Feb | 30% | 11 cm | 30% | 11 cm |
| 8–14 Feb | 45% | 15 cm | 45% | 15 cm |
| 15–21 Feb | 40% | 16 cm | 40% | 16 cm |
| 22–28 Feb | 45% | 21 cm | 45% | 21 cm |
| 1–7 Mar | 55% | 18 cm | 50% | 18 cm |
| 8–14 Mar | 20% | 12 cm | 20% | 12 cm |
| 15–21 Mar | 35% | 12 cm | 35% | 12 cm |
| 22–28 Mar | 35% | 11 cm | 35% | 10 cm |
| 29 Mar – 4 Apr | 25% | 6 cm | 25% | 6 cm |
| 5–11 Apr | 40% | 8 cm | 35% | 8 cm |
| 12–18 Apr | 20% | 6 cm | 20% | 6 cm |
| 19–25 Apr | 15% | 4 cm | 10% | 4 cm |
| 26 Apr – 2 May | 10% | 4 cm | 10% | 3 cm |
Open-Meteo forecast, updated 00:45 local time
Summit3,369 m11,053 ft
-2°C28°F
Clear
Village2,712 m8,898 ft
1°C34°F
Clear
FallenForecast
This week, Monday to Sunday, fallen plus forecast
This week
28 cm11 in
Average
6 cm2 in
This week
28 cm11 in
Average
5 cm2 in
This week
2/ 7
Average
0.8/ 7
This week
-2°C28°F
Average
-5°C24°F