Last updated: March 2, 2024
The weather in Cullen, 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 12°C (53°F). Typically, the humidity level in Cullen throughout May hovers around 81%.
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Average temperature
Maximum temperature
Humidity
In May, Cullen averages 132 mm (5.2 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 13 hours 51 minutes of daylight, with the sun shining for approximately 9 hours 27 minutes each day. Additionally, there is a 31% probability of sunny days during this period.
Precipitation
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Chance of sun
In May, the UV Index in Cullen reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 9 | 11 | 12 | 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 | ||||