Last updated: March 2, 2024
The weather in Grandview Heights, United States, during December is characterized by an average temperature of 2°C (37°F). Highs can soar to 17°C (63°F), while lows may dip to -11°C (12°F). Typically, the humidity level in Grandview Heights throughout December hovers around 87%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Grandview Heights averages 102 mm (4.0 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 9 hours 21 minutes of daylight, with the sun shining for approximately 4 hours 48 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Grandview Heights reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 0 | 1 | 1 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||