Weather in Postojna: September
Average day temperature: | 67.2°F | |
Average night temperature: | 52.7°F | |
Number of sunny days: | 14 days | |
Day length: | 11.8 - 13.3 hours | |
Number of rainy days: | 7 days | |
Precipitation totals: | 4.7 in. | |
more information |
14 days
forecast
forecast
Postojna |
weather in
October
October
Postojna |
Air temperature in September, °F
Show year:
2024
2023
2022
The highest day temperature during September of 2024 was 81°F. At the same time the lowest night temperature was 36°F. Day and night temperature averages during September were 64.9°F and 52.1°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Postojna in September is 4.9 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 5.6 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.6.
Best time for vacation in Postojna
Postojna on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Postojna
Local time: 13:53
December 22, sunday
1500
37°F
NE
12 mph
12 mph
1800
34°F
SE
1 mph
1 mph
2100
34°F
SW
3 mph
3 mph
December 23, monday
0000
32°F
SW
9 mph
9 mph
0300
30°F
SW
17 mph
17 mph
0600
30°F
SW
16 mph
16 mph
0900
30°F
SW
7 mph
7 mph
1200
32°F
SW
6 mph
6 mph