Normal weather on 20 May in Postojna
The weather on 20 May in Postojna has an average temperature of about 20°C during the day. The maximum temperature can reach up to 26°C, while the minimum temperature can be 13°C.
On average, 3,4 mm of rain falls in Postojna on 20 May. The wind speed is 3 Beaufort and mainly comes from Southeast.
20 May Averages for Postojna
![]() | 20°C |
![]() | 26°C |
![]() | 13°C |
![]() | 3,4 mm |
![]() | 1 day |
Temperature on 20 May in Postojna per Year
This graph shows the measured temperature on 20 May in Postojna per year, measured in degrees Celsius, over the past years.
Precipitation on 20 May in Postojna per Year
This graph shows the total measured precipitation in millimeters on 20 May 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.