Last updated: March 2, 2024
The weather in Deltana, United States, during September is characterized by an average temperature of 5°C (41°F). Highs can soar to 15°C (60°F), while lows may dip to -7°C (20°F). Typically, the humidity level in Deltana throughout September hovers around 94%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Deltana averages 62 mm (2.4 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 52 minutes of daylight, with the sun shining for approximately 6 hours 30 minutes each day. Additionally, there is a 29% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Deltana reaches a maximum of 4, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 | 1 | 1 | 1 | 2 | 3 | 3 | 4 | 4 | 3 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||