Normal weather on 21 December in Postojna
The weather on 21 December in Postojna has an average temperature of about 7°C during the day. The maximum temperature can reach up to 13°C, while the minimum temperature can be -2°C.
On average, 5,3 mm of rain falls in Postojna on 21 December. The wind speed is 3 Beaufort and mainly comes from Southeast.
21 December Averages for Postojna
 Average temperature | 7°C |
 Highest daytime temperature | 13°C |
| Lowest daytime temperature | -2°C |
 Total rainfall | 5,3 mm |
| Rainy days | 1 day |
Temperature on 21 December in Postojna per Year
This graph shows the measured temperature on 21 December in Postojna per year, measured in degrees Celsius, over the past years.
Precipitation on 21 December in Postojna per Year
This graph shows the total measured precipitation in millimeters on 21 December in Postojna per year over the past years.
Average weather in Postojna per month
Click on a month below to see in detail how the weather typically is in Postojna and what to expect. Based on the historical weather data of Postojna, you can view the average temperature, precipitation, wind, and UV index for each day of the month.