December weather forecast
Donja Trnova, Bosnia and Herzegovina

December

Weather in December

December, the first month of the winter in Donja Trnova, is also a frosty month, with an average temperature ranging between max 6°C (42.8°F) and min 0.3°C (32.5°F).

Temperature

December's arrival comes with a decrease in the average high-temperature, moving from a fresh 12.9°C (55.2°F) in November to a frosty 6°C (42.8°F). Donja Trnova, in the month of December, anticipates a consistent average low-temperature of 0.3°C (32.5°F).

Humidity

The average relative humidity in December in Donja Trnova is 80%.

Rainfall

In December, the rain falls for 9.9 days. Throughout December, 34mm (1.34") of precipitation is accumulated. In Donja Trnova, Bosnia and Herzegovina, during the entire year, the rain falls for 141.7 days and collects up to 481mm (18.94") of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, in Donja Trnova, it is snowing for 5.5 days. Throughout December, 95mm (3.74") of snow is accumulated. In Donja Trnova, during the entire year, snow falls for 25 days and aggregates up to 390mm (15.35") of snow.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year in Donja Trnova.
On the first day of the month, sunrise is at 07:00 and sunset at 16:04. On the last day of December, sunrise is at 07:20 and sunset at 16:13 CET.

Sunshine

In December, the average sunshine in Donja Trnova is 5.1h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Around midday, solar radiation is most harmful; hence, exposure should be limited. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

Is December cold in Donja Trnova?
The high-temperature, in December, in Donja Trnova, records 6°C (42.8°F), while the low-temperature is 0.3°C (32.5°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is computed to be 33°C (91.4°F).
What is the average humidity in December in Donja Trnova?
The average relative humidity in December is 80%.
How much does it rain in Donja Trnova in December?
In Donja Trnova, during December, the rain falls for 9.9 days and regularly aggregates up to 34mm (1.34") of precipitation.
How much does it snow in Donja Trnova in December?
In Donja Trnova, Bosnia and Herzegovina, during December, snow falls for 5.5 days and regularly aggregates up to 95mm (3.74") of snow.
What is the month with the shortest days in Donja Trnova?
With an average of 8h and 54min of daylight, December has the shortest days of the year in Donja Trnova, Bosnia and Herzegovina.
How many hours of daylight does Donja Trnova have in December?
The average day length in December in Donja Trnova, Bosnia and Herzegovina, is 8h and 53min.
When are sunrise and sunset in December in Donja Trnova?
On the first day of December in Donja Trnova, Bosnia and Herzegovina, sunrise is at 07:00 and sunset at 16:04. On the last day of the month, sunrise is at 07:20 and sunset at 16:13 CET.
How many hours of sunshine does Donja Trnova have in December?
The average sunshine duration in December in Donja Trnova, Bosnia and Herzegovina, is 5.1h.
What is the month with the lowest UV index in Donja Trnova?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Donja Trnova.
How high is the UV index in December in Donja Trnova?
The average daily maximum UV index in December in Donja Trnova is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
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
Donja Trnova, Bosnia and Herzegovina
  • Average high temperature in December: 6°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (4.2°C).

  • Average low temperature in December: 0.3°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is January (-1.5°C).

Average pressure in December
Donja Trnova, Bosnia and Herzegovina
  • Average pressure in December: 1021.1mbar

The month with the highest atmospheric pressure is December (1021.1mbar).
The months with the lowest atmospheric pressure are May and June (1014.5mbar).

Average wind speed in December
Donja Trnova, Bosnia and Herzegovina
  • Average wind speed in December: 8.7km/h

The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

Average humidity in December
Donja Trnova, Bosnia and Herzegovina
  • Average humidity in December: 80%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (60%).

Average rainfall in December
Donja Trnova, Bosnia and Herzegovina
  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is May (74mm).
The driest month (with the least rainfall) is September (26mm).

Average rainfall days in December
Donja Trnova, Bosnia and Herzegovina
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
Donja Trnova, Bosnia and Herzegovina
  • Average snowfall in December: 95mm

The month with the highest snowfall is January (120mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Donja Trnova, Bosnia and Herzegovina
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Donja Trnova, Bosnia and Herzegovina
  • Average daylight in December: 8h and 5min

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 1min

The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Donja Trnova, Bosnia and Herzegovina
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in December
Donja Trnova, Bosnia and Herzegovina
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in December
Donja Trnova, Bosnia and Herzegovina
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in December
Donja Trnova, Bosnia and Herzegovina
  • Average visibility in December: 9km

The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January and February (8km).

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