Last updated: March 2, 2024
The weather in Alta, Norway, during May is characterized by an average temperature of 3°C (38°F). Highs can soar to 14°C (58°F), while lows may dip to -7°C (20°F). Typically, the humidity level in Alta throughout May hovers around 84%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Alta averages 63 mm (2.5 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 22 hours 21 minutes of daylight, with the sun shining for approximately 12 hours 42 minutes each day. Additionally, there is a 19% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Alta reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 2 | 2 | 3 | 4 | 4 | 5 | 4 | 4 | 4 | 3 | 2 | 2 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||