September is a beautiful autumn month in Zagreb with blue skies and mild conditions. The landscape is colorful and the mornings and evenings are particularly refreshing.
The average humidity scales up as the temperatures register in the modest range of 10.6°C (51.1°F) to 22.2°C (72°F).
September brings around 86.4mm (3.4″) of rainfall and keeps the visitors on their toes with a touch of unpredictability. The days last for about 13 hours as the daily sunshine lasts for 6.3 hours. September is an excellent time to visit Zagreb and is the last temperate month before the weather turns to the colder side.
The average temperature in September Zagreb, Croatia
| High Temp. (°C) | Low Temp. (°C) | |
|---|---|---|
| Jan | 3.7 | -3 |
| Feb | 6.8 | -1.8 |
| Mar | 11.9 | 1.6 |
| Apr | 16.3 | 5.2 |
| May | 21.5 | 9.8 |
| Jun | 24.5 | 13 |
| Jul | 26.7 | 14.7 |
| Aug | 26.3 | 14.4 |
| Sep | 22.1 | 10.8 |
| Oct | 15.8 | 6.2 |
| Nov | 8.9 | 1.4 |
| Dec | 4.6 | -1.7 |
- The average high temperature in September: 22.1°C
The warmest month (with the highest average high temperature) is July (26.7°C). The month with the lowest average high temperature is January (3.7°C).
- The average low temperature in September: 10.8°C
The month with the highest average low temperature is July (14.7°C). The coldest month (with the lowest average low temperature) is January (-3°C).