Temperature
Cold by day, freezing at night.
Arosa is usually most comfortable in June and September. Typical daytime highs range from 27–63°F across the year. Rain is frequent in many months.
Cold by day, freezing at night.
Some snow or mixed precipitation is possible this month.
Wintry precipitation and cloud limit sunshine.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 29° and nights feel near 19°.
Mostly cloudy skies this month.
Calm winds are typical in November.
November late afternoons are around 34°F, easing to about 30°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 27 | 12 | 3.1 | 13 | 6.5 | 76 |
| Feb | 31 | 15 | 2.7 | 12 | 7.5 | 74 |
| Mar | 37 | 21 | 3.4 | 14 | 9.0 | 73 |
| Apr | 44 | 28 | 4.0 | 15 | 10.3 | 73 |
| May | 52 | 36 | 5.9 | 20 | 10.6 | 77 |
| Jun | 61 | 44 | 6.4 | 20 | 11.2 | 77 |
| Jul | 63 | 46 | 6.5 | 19 | 11.7 | 78 |
| Aug | 63 | 46 | 6.5 | 18 | 10.4 | 80 |
| Sep | 56 | 40 | 4.5 | 14 | 9.2 | 81 |
| Oct | 49 | 33 | 4.4 | 13 | 7.8 | 81 |
| Nov | 37 | 22 | 4.6 | 14 | 6.2 | 80 |
| Dec | 29 | 14 | 3.4 | 13 | 5.6 | 78 |
Similar climates
Want a side-by-side climate view? Compare Arosa with Bad Gastein.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology