Last updated: March 2, 2024
The weather in Storm Lake, United States, during May is characterized by an average temperature of 16°C (60°F). Highs can soar to 32°C (89°F), while lows may dip to 3°C (38°F). Typically, the humidity level in Storm Lake throughout May hovers around 74%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Storm Lake averages 140 mm (5.5 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 14 hours 38 minutes of daylight, with the sun shining for approximately 8 hours 34 minutes each day. Additionally, there is a 34% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Storm Lake reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 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 | 1 | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 7 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||