Last updated: March 2, 2024
The weather in Jefferson, United States, during May is characterized by an average temperature of 23°C (74°F). Highs can soar to 33°C (92°F), while lows may dip to 13°C (55°F). Typically, the humidity level in Jefferson throughout May hovers around 81%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In May, Jefferson averages 156 mm (6.1 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 13 hours 50 minutes of daylight, with the sun shining for approximately 9 hours 23 minutes each day. Additionally, there is a 28% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In May, the UV Index in Jefferson reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 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 | 11 | 11 | 11 | 9 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||