December weather forecast
Yalta, Ukraine

December symbolizes year-end festivities, and in Yalta, weather patterns conform to that spirit. The month sees a high of 8.6°C (47.5°F), marking it as significantly cooler month. However, with a hike in rainfall reaching to approximately 83mm (3.27"), it remains the wettest month, reinstating the winter chills christened by January, thus cycling back into a new year.

Temperature

A subtle shift in Yalta's weather is observed as November turns into December, with the average high temperature reducing from a cool 12.4°C (54.3°F) to a frosty 8.6°C (47.5°F). Recording a slight drop from the daily maximum, Yalta notes an average low temperature of 3.7°C (38.7°F) in the month of December.

Humidity

In Yalta, the average relative humidity in December is 75%.

Rainfall

The month with the most rainfall is December, when the rain falls for 15 days and typically aggregates up to 83mm (3.27") of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Yalta, during December, snow falls for 3 days. Throughout the year, there are 20.2 snowfall days.

Sea temperature

In Yalta, in December, the average water temperature is 10°C (50°F).
Note: Dipping into 10°C (50°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.

Daylight

December has the shortest days of the year in Yalta, with an average of 8h and 54min of daylight.
On the first day of December, sunrise is at 07:59 and sunset at 17:05. On the last day of the month, sunrise is at 08:19 and sunset at 17:13 MSK.

Sunshine

The month with the least sunshine in Yalta is December, with an average of 2.2h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 1 in December suggests the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.