Alta in May
4.7out of 10
Not the best time
Cold: highs around 7°C. Frequent rain: about 13 rainy days.
7°CAvg high
0°CAvg low
13Rainy days (50 mm)
21:11 hDaylight
01:48Sunrise · 22:59 Sunset
Why this score
- Cold: highs around 7°C
- Frequent rain: about 13 rainy days
- Nights fall to about 0°C
What to wear and pack
- A warm jacket
- Rain jacket or compact umbrella
- Gloves for freezing mornings
How reliable is the forecast?
Rain in May varies a lot between years (±3.1 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -7°C | -14°C | 42 mm | 10 | – | – | 3.8 |
| February | -7°C | -13°C | 35 mm | 10 | – | – | 3.8 |
| March | -3°C | -10°C | 36 mm | 10 | – | – | 3.7 |
| April | 2°C | -6°C | 36 mm | 11 | – | – | 3.9 |
| May | 7°C | 0°C | 50 mm | 13 | – | – | 4.7 |
| June | 12°C | 5°C | 70 mm | 14 | – | – | 5.6 |
| July | 16°C | 9°C | 75 mm | 14 | – | – | 6.2 |
| August | 14°C | 7°C | 69 mm | 13 | – | – | 6.1 |
| September | 9°C | 3°C | 58 mm | 13 | – | – | 5.4 |
| October | 2°C | -3°C | 57 mm | 13 | – | – | 3.9 |
| November | -3°C | -9°C | 40 mm | 10 | – | – | 3.8 |
| December | -5°C | -12°C | 40 mm | 10 | – | – | 3.7 |
Frequently asked questions
How hot is Alta in May?
Daytime highs average 7°C and nights about 0°C.
When is the best time to visit Alta?
The best months are July, August.