Last updated: March 2, 2024
The weather in Mattsund, Sweden, during September is characterized by an average temperature of 10°C (51°F). Highs can soar to 17°C (64°F), while lows may dip to 3°C (38°F). Typically, the humidity level in Mattsund throughout September hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Mattsund averages 68 mm (2.7 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 13 hours 0 minutes of daylight, with the sun shining for approximately 9 hours 28 minutes each day. Additionally, there is a 27% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Mattsund reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||