December weather forecast
Sinaia, Romania

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Weather in December

December marks the onset of winter in Sinaia, with the average maximum temperature dropping to 0°C (32°F). The city receives almost the same amount of rainfall as in November, amounting to 58mm (2.28"), enough to transform into fair amounts of snow. The lower temperatures combined with the shortest daylight hours of the year reinforce the city's captivating winter charm. Despite the cold, the UV index drops to 1, creating an almost magical atmosphere in the city. Going into the next year, similar weather conditions continue with slightly increased rainfall.

Temperature

December's arrival coincides with a drop in the average high-temperature, decreasing from November's wintry 5°C (41°F) to a still cold 0°C (32°F). In Sinaia, the nighttime temperature averages to a subzero cold -7°C (19.4°F) during December.

Rainfall

In December, the rain falls for 16 days. Throughout December, 58mm (2.28") of precipitation is accumulated. Throughout the year, in Sinaia, Romania, there are 178 rainfall days, and 939mm (36.97") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of December, sunrise is at 07:37 and sunset at 16:36. On the last day of the month, sunrise is at 07:57 and sunset at 16:44 EET.

Sunshine

The month with the least sunshine is December, with an average of 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 estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 1 during December translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

How cold is it in Sinaia in December?

In December, in Sinaia, the average high-temperature is 0°C (32°F), and the average low-temperature is -7°C (19.4°F).

How many days does it rain in December in Sinaia?

In Sinaia, Romania, in December, during 16 rainfall days, 58mm (2.28") of precipitation is typically accumulated.

What is the month with the shortest days in Sinaia?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

What is the average length of the day in December in Sinaia?

The average day length in December in Sinaia is 8h and 48min.

What time are sunrise and sunset in December in Sinaia?

On the first day of December in Sinaia, sunrise is at 07:37 and sunset at 16:36. On the last day of the month, sunrise is at 07:57 and sunset at 16:44 EET.

What is the month with the least sunshine in Sinaia?

The month with the least sunshine is December, with an average of 2h of sunshine.

How long on average sun shines in December in Sinaia?

The average sunshine duration in December in Sinaia is 2h.

When is the lowest UV index in Sinaia?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in December in Sinaia?

In Sinaia, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Sinaia, Romania

Average temperature in December - Sinaia, Romania
  • Average high temperature in December: 0°C

The warmest months (with the highest average high temperature) are July and August (19°C).
The month with the lowest average high temperature is January (-1°C).

  • Average low temperature in December: -7°C

The months with the highest average low temperature are July and August (8°C).
The coldest month (with the lowest average low temperature) is January (-10°C).

Average rainfall in December
Sinaia, Romania

Average rainfall in December - Sinaia, Romania
  • Average rainfall in December: 58mm

The wettest month (with the highest rainfall) is June (138mm).
The driest month (with the least rainfall) is March (48mm).

Average rainfall days in December
Sinaia, Romania

Average rainfall days in December - Sinaia, Romania
  • Average rainfall days in December: 16 days

The month with the highest number of rainy days is May (19 days).
The months with the least rainy days are September and October (10 days).

Average daylight in December /
Average sunshine in December
Sinaia, Romania

Average daylight in December / Average sunshine in December - Sinaia, Romania
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 2h

The months with the most sunshine are June, July, August and September (Average sunshine: 6h).
The month with the least sunshine is December (Average sunshine: 2h).

Average UV index in December
Sinaia, Romania

Average UV index in December - Sinaia, Romania
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).

Sinaia, Romania

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