Last updated: March 2, 2024
The weather in Grundy, United States, during August is characterized by an average temperature of 22°C (72°F). Highs can soar to 31°C (88°F), while lows may dip to 13°C (56°F). Typically, the humidity level in Grundy throughout August hovers around 66%.
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Average temperature
Maximum temperature
Humidity
In August, Grundy averages 124 mm (4.9 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 30 minutes of daylight, with the sun shining for approximately 10 hours 29 minutes each day. Additionally, there is a 42% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In August, the UV Index in Grundy reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 4 | 7 | 9 | 10 | 10 | 9 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||