Last updated: March 2, 2024
The weather in Littleton, United States, during May is characterized by an average temperature of 21°C (70°F). Highs can soar to 34°C (93°F), while lows may dip to 6°C (44°F). Typically, the humidity level in Littleton throughout May hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Littleton averages 124 mm (4.9 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 14 hours 6 minutes of daylight, with the sun shining for approximately 9 hours 33 minutes each day. Additionally, there is a 41% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In May, the UV Index in Littleton reaches a maximum of 10, 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 | 6 | 8 | 10 | 10 | 10 | 8 | 6 | 3 | 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 | ||||||