Last updated: March 2, 2024
The weather in Wairau Valley, New Zealand, during September is characterized by an average temperature of 7°C (45°F). Highs can soar to 17°C (62°F), while lows may dip to -3°C (27°F). Typically, the humidity level in Wairau Valley throughout September hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, Wairau Valley averages 136 mm (5.3 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 11 hours 48 minutes of daylight, with the sun shining for approximately 8 hours 39 minutes each day. Additionally, there is a 42% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in Wairau Valley reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 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 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||