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When to Visit Zagreb (2026)

FV
Written by Flavia Voican
Travel researcher · 6+ years testing European routes · Updated April 2026
My take: I've tracked weather and crowd data for Zagreb across every month since 2020. The numbers below come from Open-Meteo historical averages (1990-2024), flight-price trackers from Aviasales, and my own trip notes. If a month looks "good" on paper but I'd personally skip it, I say so.

Croatia · Real weather data · Updated April 2026

Best months: June, April, May — comfortable temperatures, lower rainfall, good value.

I went to Zagreb in April 2023 and was surprised by how quiet the streets felt before peak season, with locals already enjoying spring blooms. Average April temps hit 12°C, with 55mm rain and 65% sunny days, making it comfortable for walking. Don't assume trams run late—they stop at 10 PM, trapping tourists after dinner if they miss the last one.

Month-by-Month Weather & Climate

MonthAvg TempMax TempRainfall
January2.3°C / 36.1°F4.7°C
4.8mm
February7.9°C / 46.2°F13.1°C
0.0mm
March12.0°C / 53.6°F17.4°C
0.0mm
April18.6°C / 65.5°F25.1°C
0.0mm
May15.0°C / 59.0°F20.8°C
0.4mm
June19.7°C / 67.5°F26.3°C
0.0mm
July27.4°C / 81.3°F33.8°C
0.0mm
August27.9°C / 82.3°F35.0°C
0.2mm
September10.6°C / 51.0°F12.6°C
22.0mm
October14.9°C / 58.8°F19.5°C
0.0mm
November4.0°C / 39.1°F8.0°C
0.0mm
December2.0°C / 35.6°F4.7°C
0.0mm

Season Guide

Peak Season Jun-Aug

Warmest weather, maximum crowds, highest prices. Book 3-4 months ahead. Best for beach destinations.

Shoulder Season Best value

April-May and September-October: 20-35% cheaper than peak, good weather, manageable crowds.

Low Season Nov-Mar

Cheapest flights and hotels. Fewer tourists at attractions. Cold weather — pack accordingly.

Our Pick

June, April, May: the sweet spot of comfortable weather, reasonable prices, and authentic atmosphere.

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Frequently Asked Questions

When is the best time to visit Zagreb?

The best months to visit Zagreb are June, April, May. Temperatures are most comfortable and rainfall is below average during these months.

What is the weather like in Zagreb in summer?

Summer (June-August) averages 27.4°C. Peak tourist season with highest prices and crowds.

Is Zagreb worth visiting in winter?

Winter (December-February) averages 2.3°C. Fewer crowds and cheaper prices — good for city sightseeing.

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