Search flights, hotels & activities for Istria
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in Istria in Summer
Real historical weather for Istria in Summer: average highs of 27°C and lows of 24°C, with around 101mm of rain (averaged over the last 2 years).
27°C
Average high
24°C
Average low
101mm
Typical rainfall
Real things to do in Istria in Summer
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Private Sparkling Wine Tasting in Istria
★ 5.0(7 reviews)· 1 hr
From €22
Truffle hunting & cooking tour
★ 5.0(284 reviews)· 3 hrs
From €120
Zadar: 3 Island Hopping Tour With Snorkeling or Sunset Swim Tour
★ 5.0(265 reviews)· 4 hrs
From €25
Family and Adventure park - Glavani Park
★ 4.9(159 reviews)· 3 hrs
From €27
Istrian hill top cities tour with truffle and olive oil tasting
★ 4.9(24 reviews)· 7 hrs
From €97
Experience Slovenian Coast line with Wine Tasting from Trieste
★ 4.9(62 reviews)· 7 hrs
From €152
Postojna Cave & Predjama Castle - Shore Excursion from Trieste
★ 4.8(24 reviews)· 6 hrs
From €115
Split Riviera Panoramic Sunset Cruise with Summer Vibes on Boat
★ 4.8(250 reviews)· 1h 30m
From €28
Trieste Walking Tour with Audio and Written Guide by a Local
★ 4.5(97 reviews)· 3 hrs
From €7
Pula Arena Amphitheater Admission Ticket
★ 4.1(72 reviews)· 1 hr
From €13
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Other seasons in Istria
Plan the rest of your trip
Continue planning your trip to Istria
Same destination, real availability — no need to search again.
FAQs — Istria in Summer
Based on real historical data (averaged over the last 2 years), expect highs around 27°C and lows around 24°C, with roughly 101mm of rain.