Weather Forecast for Zagreb

Grad Zagreb, Croatia

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Current Weather - Zagreb: 20°C

Grad Zagreb, Croatia

Clear

Feels like 20°C

Wind

4 km/h NW

Humidity

88%

Pressure

1022 mb

UV Index

0

Visibility

10 km

Patchy rain nearby

Patchy rain nearby

Sunday, June 21, 2026

High

34°C

Low

19°C

Rain Chance

36%

Hourly Forecast

Clear 20°C
04:00
Clear 19°C
05:00
Sunny 20°C
06:00
Sunny 22°C
07:00
Sunny 24°C
08:00
Sunny 27°C
09:00
Sunny 29°C
10:00
Sunny 31°C
11:00
Sunny 33°C
12:00
Sunny 34°C
13:00
Sunny 34°C
14:00
Sunny 34°C
15:00
Sunny 34°C
16:00
Sunny 34°C
17:00
Sunny 33°C
18:00
Sunny 31°C
19:00
Patchy rain nearby 28°C
20:00
Clear 25°C
21:00
Patchy rain nearby 24°C
22:00
Patchy rain nearby 21°C
23:00
Jun 22

Day Statistics

Maximum Wind

10 km/h

Humidity

58%

Precipitation

1 mm

UV Index

8

Visibility

10 km

Rain Chance

36%

Snow Chance

0%

Sun & Moon

Sunrise

05:06 AM

Sunset

08:50 PM

Moonrise

12:24 PM

Moonset

12:23 AM

Moon Phase

First Quarter

Moon Illumination

48%

Air Quality

PM2.5

9.9

μg/m³

PM10

12.3

μg/m³

NO₂

3.4

μg/m³

O₃

80.1

μg/m³

SO₂

1.1

μg/m³

CO

154.4

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Moderate High temperature Warning (Degree 2/4) - Slovenia / South-East

Slovenia / South-East Jun 20, 05:22 PM - Jun 21, 06:59 PM
Severity: Moderate Urgency: Future

High temperatures may affect the health of sensitive members of the population.

You are recommended to stay in the shade at midday and in the afternoon, while intense physical effort in the open is not recommended. Eat light food and drink enough liquids. Vehicles parked in the sun should be aired out before driving.

Event: Moderate High temperature Warning Certainty: Likely Category: Met

Moderate Thunderstorms Warning (Degree 2/4) - Slovenia / South-East

Slovenia / South-East Jun 20, 06:08 PM - Jun 21, 09:59 PM
Severity: Moderate Urgency: Future

Thunderstorms are possible, accompanied by local intense precipitation and gusty winds. Intense local showers with wind blasts and lightning strikes are possible. Torrential watercourses may rise quickly. Rainwater floods are possible.

Beware of approaching storm clouds. Do not linger in exposed locations, e.g. under trees or power lines. Wait in a safe place, as storms usually do not last long.

Event: Moderate Thunderstorms Warning Certainty: Likely Category: Met

Moderate rain flood (Stopnja 2/4) - Slovenia / Sotla

Sotla Jun 20, 07:48 AM - Jun 21, 06:00 PM
Severity: Moderate Urgency: Future

Event: Moderate rain flood Certainty: Likely Category: Met

When to visit Zagreb?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
6°C
💧
8 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month
🌵 Driest month

February

☀️
9°C
💧
9 Days of rain
❄️
Very heavy snowfall

March

☀️
14°C
💧
9 Days of rain
❄️
Very heavy snowfall

April

☀️
19°C
💧
11 Days of rain
❄️
Moderate snowfall

May

☀️
23°C
💧
14 Days of rain
❄️
No snowfall

June

☀️
27°C
💧
13 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
29°C
💧
12 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

August

☀️
29°C
💧
12 Days of rain
❄️
No snowfall
Best time to visit

September

☀️
23°C
💧
14 Days of rain
❄️
No snowfall
🌧 Wettest month,

October

☀️
18°C
💧
12 Days of rain
❄️
Light snow possible

November

☀️
11°C
💧
12 Days of rain
❄️
Very heavy snowfall

December

☀️
6°C
💧
11 Days of rain
❄️
Very heavy snowfall