December Weather in Grandview Heights

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%.

-11°C (12°F)

Minimum temperature

2°C (37°F)

Average temperature

17°C (63°F)

Maximum temperature

87%

Humidity

Precipitation and Sunshine hours

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.

102 mm (4.0 inches)

Precipitation

11 rainy days

Rainy days

4 hours 48 minutes

Sunshine hours

30%

Chance of sun

UV Index

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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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

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