Weather Forecast for Zagreb

Grad Zagreb, Croatia

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Sunny

Current Weather - Zagreb: 35°C

Grad Zagreb, Croatia

Sunny

Feels like 35°C

Wind

4 km/h WNW

Humidity

25%

Pressure

1014 mb

UV Index

0

Visibility

10 km

Sunny

Sunny

Friday, July 31, 2026

High

38°C

Low

21°C

Rain Chance

1%

Hourly Forecast

Sunny 35°C
19:00
Sunny 30°C
20:00
Clear 28°C
21:00
Clear 27°C
22:00
Clear 26°C
23:00
Aug 01

Day Statistics

Maximum Wind

7 km/h

Humidity

38%

Precipitation

0 mm

UV Index

8

Visibility

10 km

Rain Chance

1%

Snow Chance

0%

Sun & Moon

Sunrise

05:38 AM

Sunset

08:27 PM

Moonrise

09:26 PM

Moonset

07:33 AM

Moon Phase

Waning Gibbous

Moon Illumination

91%

Air Quality

PM2.5

21.8

μg/m³

PM10

29.3

μg/m³

NO₂

8.3

μg/m³

O₃

106.9

μg/m³

SO₂

6.1

μg/m³

CO

193.6

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

566.4

Diffuse Radiation

80.98

DNI

0

GTI

0

Weather Alerts

Severe High temperature Warning (Degree 3/4) - Slovenia / South-East

Slovenia / South-East Jul 31, 06:05 AM - Aug 1, 05:59 PM
Severity: Severe Urgency: Future

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

Stay in the shade at midday and in the afternoon, while intense physical effort is not recommended. Eat light food and drink enough liquids. Wear airy and light clothes. Drinking coffee, alcohol or very sweet drinks is not recommended. If you take medication for regulating blood pressure, consult your doctor. Air conditioning should be set to a temperature that is no more than 8 °C lower than the outside temperature. Domestic animals should have enough fresh water and shade. Living premises should be aired out at night and in the morning and sufficient air circulation should be ensured. We recommend shading premises externally. Vehicles parked in the sun should be aired out thoroughly before driving.

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

Severe Forestfire danger Warning (Degree 3/4) - Slovenia / South-East

Slovenia / South-East Jul 31, 06:05 AM - Aug 5, 12:59 AM
Severity: Severe Urgency: Future

There is a large risk of forest and bush fire.

Stay vigilant and be prepared there is a large risk of forest and bush fire. Immediately react to any developing fire. The public are asked to exercise extreme caution in the countryside, and immediately notify emergency services on any fire.

Event: Severe Forestfire danger Warning Certainty: Likely Category: Met

Karlovac region Jul 30, 09:42 AM - Jul 31, 11:59 PM
Severity: Severe Urgency: Future

Heat wave. maximum temperature > 36 °C

STAY ALERT for heat and high temperature induced health risks in the vulnerable population, in particular senior citizens and small children. Keep informed and follow advice provided by relevant authorities.

Event: Orange high temperature warning 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