December weather forecastHerăști, Romania

December

Weather in December

December, the first month of the winter in Herăști, is also an icy month, with an average temperature varying between -0.3°C (31.5°F) and 4.6°C (40.3°F).

Temperature

With December's arrival, Herăști's weather changes as the average high-temperature falls from a fresh 11.1°C (52°F) in November to a cold 4.6°C (40.3°F). A modest dip in temperatures to an average of -0.3°C (31.5°F) is observed throughout Herăști's December nights.

Humidity

The average relative humidity in December is 79%.

Rainfall

In December, the rain falls for 8.1 days. Throughout December, 33mm (1.3") of precipitation is accumulated. In Herăști, during the entire year, the rain falls for 118.8 days and collects up to 411mm (16.18") of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Herăști, in December, snow falls for 4.7 days, with typically accumulated 74mm (2.91") of snow. Throughout the year, in Herăști, there are 19.9 snowfall days, and 272mm (10.71") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 07:30 and sunset at 16:37. On the last day of December, sunrise is at 07:49 and sunset at 16:45 EET.

Sunshine

In Herăști, the average sunshine in December is 5.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Herăști. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 2 during December translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

During December, Herăști experiences an average high-temperature of 4.6°C (40.3°F) and a low-temperature of -0.3°C (31.5°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 33°C (91.4°F).

The average relative humidity in December in Herăști, Romania, is 79%.

In Herăști, Romania, during December, the rain falls for 8.1 days and regularly aggregates up to 33mm (1.3") of precipitation.

In Herăști, Romania, in December, during 4.7 snowfall days, 74mm (2.91") of snow is typically accumulated.

The month with the shortest days in Herăști, Romania, is December, with an average of 8h and 54min of daylight.

The average day length in December in Herăști, Romania, is 8h and 56min.

On the first day of December, sunrise is at 07:30 and sunset at 16:37. On the last day of the month, sunrise is at 07:49 and sunset at 16:45 EET.

In Herăști, the average sunshine duration in December is 5.1h.

The months with the lowest UV index in Herăști are January, February, November and December, with an average maximum UV index of 2.

In Herăști, Romania, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Herăști, Romania

  • Average high temperature in December: 4.6°C

The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (1.8°C).

  • Average low temperature in December: -0.3°C

The month with the highest average low temperature is August (19.2°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in December
Herăști, Romania

  • Average pressure in December: 1020.3mbar

The month with the highest atmospheric pressure is December (1020.3mbar).
The months with the lowest atmospheric pressure are June and July (1013.1mbar).

Average wind speed in December
Herăști, Romania

  • Average wind speed in December: 11.5km/h

The windiest months (with the highest average wind speed) are February and March (12.8km/h).
The calmest month (with the lowest average wind speed) is July (8.7km/h).

Average humidity in December
Herăști, Romania

  • Average humidity in December: 79%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (48%).

Average rainfall in December
Herăști, Romania

  • Average rainfall in December: 33mm

The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (17mm).

Average rainfall days in December
Herăști, Romania

  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is June (15.1 days).
The months with the least rainy days are January and September (6.2 days).

Average snowfall in December
Herăști, Romania

  • Average snowfall in December: 74mm

The month with the highest snowfall is January (98mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Herăști, Romania

  • Average snowfall days in December: 4.7 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

  • Average daylight in December: 8h and 54min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 5h and 6min

The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in December
Herăști, Romania

  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is September (22.3 days).
The month with the least sunshine days is June (13.7 days).

Average UV index in December
Herăști, Romania

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Herăști, Romania

  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Herăști, Romania

  • Average visibility in December: 9km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).