January weather forecast
Donja Trnova, Bosnia and Herzegovina

January

Weather in January

January, like December, in Donja Trnova, Bosnia and Herzegovina, is an icy winter month, with an average temperature ranging between max 4.2°C (39.6°F) and min -1.5°C (29.3°F).

Temperature

Donja Trnova's January weather reaches an average high of 4.2°C (39.6°F) and an average low of -1.5°C (29.3°F), making it the coldest month.

Humidity

The most humid month in Donja Trnova, Bosnia and Herzegovina, is January, with an average relative humidity of 84%.

Rainfall

In Donja Trnova, during January, the rain falls for 10.2 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, in Donja Trnova, there are 141.7 rainfall days, and 481mm (18.94") of precipitation is accumulated.

Snowfall

Months with snowfall in Donja Trnova, Bosnia and Herzegovina, are January through April, November and December. January is the month with the most snowfall in Donja Trnova. Snow falls for 8.5 days and accumulates 120mm (4.72") of snow.

Daylight

In Donja Trnova, the average length of the day in January is 9h and 16min.
On the first day of the month, sunrise is at 07:20 and sunset at 16:13. On the last day of January, sunrise is at 07:04 and sunset at 16:49 CET.

Sunshine

The average sunshine in January is 4.8h.

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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What time of the year is the coldest in Donja Trnova?
Donja Trnova's coldest month, January, registers temperatures that range from a high of 4.2°C (39.6°F) to a low of -1.5°C (29.3°F).
How cold is January in Donja Trnova?
The average high-temperature, in January, in Donja Trnova, is 4.2°C (39.6°F), while the average low-temperature is -1.5°C (29.3°F).
What is the most humid month in Donja Trnova?
The most humid month in Donja Trnova is January, with an average relative humidity of 84%.
What is the average humidity in January in Donja Trnova?
The average relative humidity in January in Donja Trnova, Bosnia and Herzegovina, is 84%.
How much does it rain in Donja Trnova in January?
In Donja Trnova, Bosnia and Herzegovina, in January, it is raining for 10.2 days, with typically 35mm (1.38") of accumulated precipitation.
When does it snow the most in Donja Trnova?
The month with the most snowfall in Donja Trnova is January, when snow falls for 8.5 days and typically aggregates up to 120mm (4.72") of snow.
How much does it snow in Donja Trnova in January?
In January, it is snowing for 8.5 days. Throughout January, 120mm (4.72") of snow is accumulated.
What is the average length of the day in January in Donja Trnova?
The average day length in January in Donja Trnova, Bosnia and Herzegovina, is 9h and 16min.
When is the sunrise / sunset in January in Donja Trnova?
On the first day of January in Donja Trnova, sunrise is at 07:20 and sunset at 16:13. On the last day of the month, sunrise is at 07:04 and sunset at 16:49 CET.
How long on average sun shines in January in Donja Trnova?
The average sunshine duration in January in Donja Trnova, Bosnia and Herzegovina, is 4.8h.
When is the lowest UV index in Donja Trnova?
The months with the lowest UV index in Donja Trnova are January, November and December, with an average maximum UV index of 2.
How high is the UV index in January in Donja Trnova?
In Donja Trnova, Bosnia and Herzegovina, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from 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 January
Donja Trnova, Bosnia and Herzegovina
  • Average high temperature in January: 4.2°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 January: -1.5°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 January
Donja Trnova, Bosnia and Herzegovina
  • Average pressure in January: 1019.3mbar

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 January
Donja Trnova, Bosnia and Herzegovina
  • Average wind speed in January: 8.9km/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 January
Donja Trnova, Bosnia and Herzegovina
  • Average humidity in January: 84%

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

Average rainfall in January
Donja Trnova, Bosnia and Herzegovina
  • Average rainfall in January: 35mm

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

Average rainfall days in January
Donja Trnova, Bosnia and Herzegovina
  • Average rainfall days in January: 10.2 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 January
Donja Trnova, Bosnia and Herzegovina
  • Average snowfall in January: 120mm

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 January
Donja Trnova, Bosnia and Herzegovina
  • Average snowfall days in January: 8.5 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 January /
Average sunshine in January
Donja Trnova, Bosnia and Herzegovina
  • Average daylight in January: 9h and 2min

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 January: 4h and 5min

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 January
Donja Trnova, Bosnia and Herzegovina
  • Average sunshine days in January: 14.5 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 January
Donja Trnova, Bosnia and Herzegovina
  • Average UV index in January: 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 January
Donja Trnova, Bosnia and Herzegovina
  • Average cloud cover in January: 50

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 January
Donja Trnova, Bosnia and Herzegovina
  • Average visibility in January: 8km

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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