Temperature
Cold by day, freezing at night.
Alta is usually most comfortable in June and August. Typical daytime highs range from 21–64°F across the year. Rain varies by season.

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, days and nights feel about the same, around 17°.
Overcast skies this month.
Calm winds are typical in November.
November stays around 25°F through the day and night.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 21 | 11 | 1.7 | 10 | 0.0 | 84 |
| Feb | 22 | 11 | 1.5 | 10 | 2.6 | 83 |
| Mar | 29 | 16 | 1.6 | 11 | 6.8 | 79 |
| Apr | 38 | 25 | 1.6 | 12 | 10.2 | 76 |
| May | 47 | 35 | 2.2 | 14 | 12.6 | 73 |
| Jun | 57 | 45 | 2.9 | 14 | 12.5 | 72 |
| Jul | 64 | 51 | 3.0 | 14 | 11.5 | 76 |
| Aug | 61 | 48 | 2.9 | 13 | 8.8 | 80 |
| Sep | 52 | 42 | 2.5 | 13 | 6.4 | 83 |
| Oct | 40 | 32 | 2.1 | 13 | 3.1 | 86 |
| Nov | 30 | 20 | 1.6 | 10 | 0.3 | 86 |
| Dec | 24 | 14 | 1.6 | 10 | 0.0 | 85 |
Similar climates
Want a side-by-side climate view? Compare Alta with Arkhangelsk.
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