Istria in May: weather, sea & travel advice
Istria in May is especially suited to city breaks and active holidays and hiking. Days are around 20 °C (mild), and the sea is about 17 °C. With about 8 rainy days it is moderate.
Istria · MayPhoto: ---=XEON=--- · CC BY 3.0Climate facts
- Day
- 20 °C
- Night
- 14 °C
- Sea
- 17 °C
- Rainy days
- 8 rainy days
- Sun
- 8 h/day
- Humidity
- 74 %
Suitability by travel type
BeachLimited56/100
City breakExcellent93/100
ActiveExcellent89/100
FamilyLimited58/100
In favour
- No particular highlights.
To consider
- Sea still cool (17 °C)
All months at a glance
8J
8F
12M
16A
20M
24J
27J
28A
23S
18O
14N
9D
7J
6F
7M
8A
8M
7J
4J
5A
6S
8O
10N
8D
Similar destinations in May
Frequently asked questions
How warm is Istria in May?
Daytime highs average around 20 °C, with nights around 14 °C.
Can you swim in Istria in May?
The sea is about 17 °C (cold).
Does it rain a lot in Istria in May?
On the long-term average, expect about 8 rainy days.
When is the best time to visit Istria?
The most favourable months are usually the ones highlighted on the overview page. Values are historical averages, not a forecast.