Zagreb weather in September 2025

Expect daytime maximum temperatures of 22°C in Zagreb, Croatia in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 96 mm of rainfall in the month.

  • 22°C maximum daytime temperature in September in Zagreb22
    22°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in September in Zagreb12
    12 days with some rainfall
  • 11°C minimum night-time temperature in September in Zagreb11
    11°C min night temperature
  • 13 hours of daylight per day in September in Zagreb13
    13 hours of daylight per day
  • No heat & humidity in September in Zagreb0
    No heat & humidity
  • 96 mm monthly rainfall in September in Zagreb96
    96 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Zagreb5
    5 (Moderate) UV index

More about Zagreb

Zagreb by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Croatia

Marella Cruises: up to 4% off ocean cruises

  • Book online & save up to 4% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

The September weather guide for Croatia (Zagreb) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Croatia

How hot is it in Zagreb in September?

Daytime temperatures usually reach 22°C in Zagreb in September, falling to 11°C at night.

How sunny is it in Zagreb in September?

There are normally 6 hours of bright sunshine each day in Zagreb in September - that's 51% of daylight hours.

Does it rain in Zagreb in September?

There are usually 12 days with some rain in Zagreb in September and the average monthly rainfall is 96mm.

Zagreb September sunrise & sunset times

Browse the sunrise and sunset times for Zagreb in September 2025. Select a month to view Zagreb sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:17 18:34
Monday, 15th September 2025 05:34 18:07
Tuesday, 30th September 2025 05:53 17:38

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^