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Weather in City of Zagreb for September 2025

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

    Temperatures

  • Until now, September 2025 in City of Zagreb is slightly cooler than the historical average by -0.8 °C.

  • Expect cooler weather in the next days in City of Zagreb with the forecast suggesting a temperature of 23.7 °C, lower than the historical average.

  • In general, the average temperature in City of Zagreb at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.3 °C by the end of September.

    • Rain 🌧️

  • City of Zagreb in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 84.9 mm.

    • 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
14
Dry days
Average rainy days
16
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/14°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
66 %
Avg humidity

City of Zagreb Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
29°
2
Overcast
31°
3
Sunny
28°
4
Partly cloudy
29°
5
Patchy rain possible
30°
6
Patchy rain possible
27°
7
Sunny
28°
8
Sunny
30°
9
Sunny
25°
10
Sunny
24°
11
Sunny
27°
12
Sunny
25°
13
Partly cloudy
21°
14
Cloudy
21°
15
Mist
20°
16
Sunny
21°
17
Patchy rain possible
22°
18
Sunny
26°
19
Sunny
29°
20
Sunny
30°
21
Sunny
32°
22
Sunny
31°
23
Patchy rain possible
27°
24
Partly cloudy
27°
25
Partly cloudy
22°
26
Sunny
21°
27
Partly cloudy
18°
28
Moderate rain
12°
29
Partly cloudy
18°
30
Cloudy
17°

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° /15° 0 mm 7
2 Sept. Overcast
Overcast
 31° /17° 0.4 mm 7
3 Sept. Sunny
Sunny
 28° /17° 0.6 mm 7
4 Sept. Partly cloudy
Partly cloudy
 29° /17° 0 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
 30° /16° 1 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
 27° /15° 0.5 mm 6
7 Sept. Sunny
Sunny
 28° /15° 0 mm 7
8 Sept. Sunny
Sunny
 30° /15° 0 mm 7
9 Sept. Sunny
Sunny
 25° /15° 6.2 mm 6
10 Sept. Sunny
Sunny
 24° /15° 6.3 mm 6
11 Sept. Sunny
Sunny
 27° /15° 0.5 mm 7
12 Sept. Sunny
Sunny
 25° /13° 3.7 mm 6
13 Sept. Partly cloudy
Partly cloudy
 21° /13° 8.8 mm 5
14 Sept. Cloudy
Cloudy
 21° /12° 3.3 mm 5
15 Sept. Mist
Mist
 20° /12° 4.7 mm 5
16 Sept. Sunny
Sunny
 21° /12° 7 mm 5
17 Sept. Patchy rain possible
Patchy rain possible
 22° /14° 0.5 mm 1
18 Sept. Sunny
Sunny
 26° /14° 0 mm 1.3
19 Sept. Sunny
Sunny
 29° /15° 0 mm 1.3
20 Sept. Sunny
Sunny
 30° /16° 0 mm 1.3
21 Sept. Sunny
Sunny
 32° /16° 0 mm 1.6
22 Sept. Sunny
Sunny
 31° /17° 0 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 27° /18° 0.2 mm 5
24 Sept. Partly cloudy
Partly cloudy
 27° /16° 0 mm 6
25 Sept. Partly cloudy
Partly cloudy
 22° /14° 0 mm 5
26 Sept. Sunny
Sunny
 21° /13° 0 mm 5
27 Sept. Partly cloudy
Partly cloudy
 18° /13° 0 mm 5
28 Sept. Moderate rain
Moderate rain
 12° /11° 5.2 mm 3
29 Sept. Partly cloudy
Partly cloudy
 18° /10° 0 mm 4
30 Sept. Cloudy
Cloudy
 17° /11° 0 mm 3
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
Sunny
Sunny
Temperatures30°/18°24°/14°19°/11°
Rainfall90 mm85 mm78 mm
Wind9.1 km/h10.2 km/h10.5 km/h
Humidity60%66%72%
Rainy days15 days16 days13 days
Dry days16 days14 days18 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 84.9 mm spread over approximately 16 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 10 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to City of Zagreb in September?

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.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in City of Zagreb

Explore the daily rainfall trends and prepare for City of Zagrebs September weather 💧

UV exposure in City of Zagreb during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is City of Zagreb?

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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