Zadar in Summer
In summer (June, July and August), Zadar sees average daytime highs around 28°C and overnight lows near 21°C, with 128 mm of rain over about 16 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 24°C in early June to 28°C by late August. The sky is clear or mostly clear about 69% of the time across summer, and the air most often feels humid.
Summer is Zadar's best season of the year to visit on our travel score. For the whole year in context, see Zadar's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 128 mm
- 16 wet days
- Avg wind
- 11 km/h
- Travel score
- 6.9
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Zadar in Summer
Over the season highs climb from about 24°C in early June to 28°C by late August.
A typical summer day in Zadar reaches about 28°C and drops to 21°C overnight. The warmest of the three months is July, the coolest June.
Zadar weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 10° / 5° | 84 | 10 | 0.5 | 9.1 | 2.4 |
| Feb | 11° / 5° | 81 | 9.1 | 0.7 | 10.2 | 2.7 |
| Mar | 14° / 8° | 76 | 9.5 | 0.4 | 11.6 | 4.3 |
| Apr | 17° / 11° | 76 | 9.9 | 0 | 13.2 | 5.7 |
| May | 22° / 16° | 71 | 8.8 | 0 | 14.5 | 7.1 |
| Jun | 26° / 20° | 47 | 6.5 | 0 | 15.2 | 7.5 |
| Jul | 29° / 22° | 30 | 4.3 | 0 | 15 | 6.6 |
| Aug | 29° / 22° | 51 | 4.7 | 0 | 13.8 | 6.6 |
| Sep | 25° / 18° | 100 | 7.8 | 0 | 12.3 | 7.4 |
| Oct | 20° / 14° | 112 | 10.4 | 0 | 10.8 | 6.5 |
| Nov | 15° / 10° | 139 | 12.4 | 0.1 | 9.4 | 4.4 |
| Dec | 11° / 6° | 109 | 11 | 0.3 | 8.8 | 2.9 |
Cloud cover in Summer
The sky is clear or mostly clear about 69% of the time across summer.
Chance of precipitation in Summer
Zadar gets around 128 mm of rain over 16 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 11 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 06 min in early June to 13 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.6 kWh/m².
Is summer a good time to visit Zadar?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Zadar for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Zadar in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Zadar sees daytime highs around 28°C and nights near 21°C. Pack light clothes and sun protection. About 16 days see rain.
Sea temperature near Zadar in Summer
The nearest coast averages about 24°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 28 km away) is warmest in August at about 25°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 3 to Oct 21 — about 4.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 13 | 14 | 18 | 22 | 24 | 25 | 23 | 20 | 18 | 16 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 14 | Bracing |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 24 | Warm |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 20 | Refreshing |
| Nov | 18 | Cool |
| Dec | 16 | Cool |
UV index in Zadar in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Zadar peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 5 | 7 | 7 | 8 | 9 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Zadar?
Zadar sits at 44.1°N, 15.2°E, 2 m above sea level, in Croatia. The nearest listed city is Sibenik, 68 km away.
Topography around Zadar
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Zadar.
Within 3 km, the terrain around Zadar has only modest variations in elevation — a maximum elevation change of 104 m around an average of 15 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 271 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,733 m.
The land around Zadar is covered by water (53%) and artificial surfaces (33%) within 3 km, water (45%) and trees (20%) within 16 km, and water (47%) and trees (28%) within 80 km.
Croatia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 53% of US
- price level, 2025
- GDP per capita
- $27,104
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 87%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 7.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 617
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Zadar (44.1158°, 15.2251°, elevation 2 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.