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Weather in City of Zagreb for September 2026

Your guide to City of Zagreb weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Wind Warning - See hour by hour.

    • Temperatures

  • Until now, September 2026 in City of Zagreb has been nearly identical to the historical average, with a temperature of 28.7 °C (showing only a slight deviation of 0.3 °C).

  • The forecast for the next days in City of Zagreb predicts temperatures to be around 27 °C, close to the historical average.

  • In general, the average temperature in City of Zagreb at the beginning of September is 29.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.7 °C by the end of September.

    • Rain 🌧️

  • The climate of City of Zagreb in September is notably wet, with an average of 11 rainy days, and a total of 77 mm of precipitation.

    • More

  • Is September a good time to visit City of Zagreb? check out the best time to travel to City of Zagreb page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/14°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
67 %
Avg humidity

City of Zagreb Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
29°
2
Sunny
31°
3
Sunny
29°
4
Partly cloudy
30°
5
Sunny
30°
6
Sunny
28°
7
Sunny
29°
8
Sunny
31°
9
Sunny
27°
10
Sunny
24°
11
Sunny
25°
12
Sunny
25°
13
Weather Alert Sunny
26°
14
Overcast
26°
15
Sunny
27°
16
Sunny
29°
17
Sunny
25°
18
Overcast
25°
19
Overcast
26°
20
Sunny
29°
21
Overcast
31°
22
Sunny
30°
23
Sunny
28°
24
Sunny
26°
25
Sunny
27°
26
Mist
23°
27
Sunny
24°
28
Sunny
21°
29
Sunny
20°
30
Partly cloudy
18°

What’s the Weather Like in City of Zagreb This September?

Discover the average temperatures and weather trends across City of Zagreb’s cities this September.
SunnyZagreb24 °C / 14 °CSunnySesvete24 °C / 14 °CMore Locations

Temperatures trend during September in City of Zagreb

See the weather trend as well as the moving average line

September weather in City of Zagreb day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 29° /16° 0 mm 7
2 Sept. Sunny
Sunny
 31° /17° 0.6 mm 6
3 Sept. Sunny
Sunny
 29° /18° 0.4 mm 7
4 Sept. Partly cloudy
Partly cloudy
 30° /17° 0 mm 7
5 Sept. Sunny
Sunny
 30° /17° 0.8 mm 7
6 Sept. Sunny
Sunny
 28° /16° 0.4 mm 7
7 Sept. Sunny
Sunny
 29° /15° 0 mm 7
8 Sept. Sunny
Sunny
 31° /16° 0 mm 7
9 Sept. Sunny
Sunny
 27° /16° 4.9 mm 5
10 Sept. Sunny
Sunny
 24° /15° 8.4 mm 5
11 Sept. Sunny
Sunny
 25° /14° 3.3 mm 6
12 Sept. Sunny
Sunny
 25° /13° 3.7 mm 6
13 Sept. Sunny
Sunny
 26° /15° 0 mm 5.1
14 Sept. Overcast
Overcast
 26° /18° 0 mm 4
15 Sept. Sunny
Sunny
 27° /17° 0 mm 7
16 Sept. Sunny
Sunny
 29° /16° 0 mm 7
17 Sept. Sunny
Sunny
 25° /16° 0 mm 6
18 Sept. Overcast
Overcast
 25° /16° 0 mm 5
19 Sept. Overcast
Overcast
 26° /17° 0 mm 7
20 Sept. Sunny
Sunny
 29° /18° 0 mm 7
21 Sept. Overcast
Overcast
 31° /19° 0 mm 7
22 Sept. Sunny
Sunny
 30° /18° 0 mm 7
23 Sept. Sunny
Sunny
 28° /17° 0 mm 7
24 Sept. Sunny
Sunny
 26° /16° 0 mm 7
25 Sept. Sunny
Sunny
 27° /16° 0 mm 7
26 Sept. Mist
Mist
 23° /12° 0.7 mm 5
27 Sept. Sunny
Sunny
 24° /14° 0.1 mm 6
28 Sept. Sunny
Sunny
 21° /12° 1.9 mm 5
29 Sept. Sunny
Sunny
 20° /10° 0.6 mm 5
30 Sept. Partly cloudy
Partly cloudy
 18° /9° 0.9 mm 4
Next
Important Notice
Our weather forecast for City of Zagreb in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the City of Zagreb forecast closer to your planned date for the most up-to-date weather information.
Change Month
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City of Zagreb weather in September vs August vs October

Compare September weather in City of Zagreb with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherSunny
Sunny
Sunny
Sunny
Patchy rain possible
Patchy rain possible
Temperatures30°/17°24°/14°18°/10°
Rainfall73 mm77 mm72 mm
Wind9.2 km/h9.5 km/h10.8 km/h
Humidity58%67%72%
Rainy days10 days11 days9 days
Dry days21 days19 days23 days

Planning a trip to City of Zagreb? Discover the best time to visit

City of Zagreb in September - FAQ

What are the expected maximum and minimum temperatures in City of Zagreb during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in City of Zagreb during September?
Moderate rainfall is anticipated in City of Zagreb during September, with a total of 77 mm spread over approximately 11 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in City of Zagreb during September?
The average wind speed in City of Zagreb during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in City of Zagreb

Explore the daily rainfall trends and prepare for City of Zagrebs September weather 💧
Typically, City of Zagreb has 11 rainy days in September with a total of 77 mm of rainfall.

UV exposure in City of Zagreb during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

What to pack to City of Zagreb in September?

🌦️ Mild & changeable · highs around 24 °C, frequent showers

As you prepare for your trip to City of Zagreb in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in City of Zagreb, during September, is comfortable and enjoyable, regardless of the weather conditions.

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Get accurate weather forecasts for City of Zagreb, located at latitude 45.814 and longitude 15.978. Stay updated with localized weather information tailored for City of Zagreb.

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