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Weather in Grad Karlovac for September 2026

Your guide to Grad Karlovac weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Grad Karlovac at the beginning of September is 29 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20 °C by the end of September.

  • Rain 🌧️

  • Grad Karlovac experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 90.5 mm.

  • More

  • Is September a good time to visit Grad Karlovac? check out the best time to travel to Grad Karlovac page.

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

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/12°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Grad Karlovac Weather September

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Temperatures trend during September in Grad Karlovac

See the weather trend as well as the moving average line

September weather in Grad Karlovac day by day

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Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
30° /13° 0 mm 7
2 Sept. Overcast
Overcast
31° /14° 0.5 mm 7
3 Sept. Sunny
Sunny
28° /15° 0.5 mm 7
4 Sept. Partly cloudy
Partly cloudy
29° /14° 0 mm 7
5 Sept. Partly cloudy
Partly cloudy
30° /13° 0.8 mm 7
6 Sept. Sunny
Sunny
27° /13° 0.8 mm 6
7 Sept. Sunny
Sunny
28° /12° 0 mm 7
8 Sept. Sunny
Sunny
30° /12° 0 mm 7
9 Sept. Sunny
Sunny
27° /13° 8 mm 6
10 Sept. Sunny
Sunny
24° /13° 8.1 mm 5
11 Sept. Sunny
Sunny
28° /12° 0 mm 7
12 Sept. Sunny
Sunny
26° /11° 8.9 mm 6
13 Sept. Partly cloudy
Partly cloudy
22° /11° 9.9 mm 5
14 Sept. Thundery outbreaks possible
Thundery outbreaks possible
23° /11° 2.7 mm 5
15 Sept. Mist
Mist
21° /11° 2.2 mm 5
16 Sept. Sunny
Sunny
22° /10° 2.9 mm 5
17 Sept. Partly cloudy
Partly cloudy
21° /11° 1.9 mm 5
18 Sept. Mist
Mist
25° /11° 0.6 mm 6
19 Sept. Light rain shower
Light rain shower
24° /12° 2.3 mm 6
20 Sept. Cloudy
Cloudy
25° /12° 0.7 mm 6
21 Sept. Light rain shower
Light rain shower
27° /12° 1.2 mm 6
22 Sept. Patchy rain possible
Patchy rain possible
26° /12° 1 mm 6
23 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /12° 10.2 mm 5
24 Sept. Light rain shower
Light rain shower
17° /12° 17.9 mm 4
25 Sept. Light drizzle
Light drizzle
18° /11° 2.1 mm 4
26 Sept. Fog
Fog
22° /11° 0.3 mm 5
27 Sept. Mist
Mist
25° /12° 0 mm 6
28 Sept. Sunny
Sunny
20° /9° 3.8 mm 5
29 Sept. Sunny
Sunny
20° /7° 1.8 mm 5
30 Sept. Partly cloudy
Partly cloudy
18° /7° 1.4 mm 5
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Important Notice
Our weather forecast for Grad Karlovac 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 Grad Karlovac forecast closer to your planned date for the most up-to-date weather information.

Grad Karlovac weather in September vs August vs October

Compare September weather in Grad Karlovac 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
Cloudy
Cloudy
Cloudy
Cloudy
Temperatures30°/15°24°/12°19°/9°
Rainfall98 mm91 mm85 mm
Wind8.7 km/h9.6 km/h10.8 km/h
Humidity65%73%77%
Rainy days9 days9 days9 days
Dry days22 days21 days23 days

Planning a trip to Grad Karlovac? Discover the best time to visit

Grad Karlovac in September - FAQ

What are the expected maximum and minimum temperatures in Grad Karlovac during September?

Enjoy moderate daytime temperatures of up to 24° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Grad Karlovac during September?

Moderate rainfall is anticipated in Grad Karlovac during September, with a total of 90.5 mm spread over approximately 9 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Grad Karlovac during September?

The average wind speed in Grad Karlovac during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Grad Karlovac

Explore the daily rainfall trends and prepare for Grad Karlovacs September weather 💧
Typically, Grad Karlovac has 9 rainy days in September with a total of 90.5 mm of rainfall.

UV exposure in Grad Karlovac during September

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

What to pack to Grad Karlovac in September?

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

As you prepare for your trip to Grad Karlovac 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 Grad Karlovac, during September, is comfortable and enjoyable, regardless of the weather conditions.

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Location coordinates Where is Grad Karlovac?

Get accurate weather forecasts for Grad Karlovac, located at latitude 45.492 and longitude 15.55. Stay updated with localized weather information tailored for Grad Karlovac.

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