Temperatures in May
It's pleasantly warm in May in Istria with an average temperature of 22°C. Temperatures this month range from a low of 20°C to a high of 24°C. At night, you can expect temperatures between 10°C and 14°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Istria in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Istria with mild temperatures, averaging around 21°C during the day and nights close to 11°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 22°C, with nights close to 13°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of May
By the end of May, the average daytime temperature in Istria will be around 24°C, with nights close to 14°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in May
In May, there is an average of 105 mm of precipitation, spread over 12 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
The average precipitation chance is 40% per day this month. The weather’s variable. There are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Istria. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Istria in May |
UK | ||
|---|---|---|---|
 Average Temperature |
22°C | 18°C | |
 High Temp |
24°C | 21°C | |
| Low Temp |
20°C | 15°C | |
 Total Precipitation |
105 mm | 46 mm | |
| Rainy Days |
12 days | 8 days | |
April
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is May a good time to visit Istria?
After some sun? Then May isn’t the best time to be in Istria. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Istria in May
With 29°C, Istria hit the highest temperature in the last 10 years in May 2022. The lowest daytime temperature in this month was 12°C in 2019. The extreme night temperatures ranged from a low of 2°C to a high of 19°C.
Check out the climate of Istria for all months and discover the best travel time
Curious about the climate in other parts of Croatia? Check out the weather and climate in places like Zagreb, Dubrovnik, Split, or have a look at other destinations in Croatia.
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Daily Temperature in May in Istria
This chart shows the average daily temperatures, both day and night, for each day in May in Istria, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Istria
The chart below shows the average daily precipitation in May for Istria, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 12 days of rain in Istria.
Daily UV Index in May in Istria
This chart shows the average daily UV index in May in Istria, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Istria Over the Years
This chart shows the average temperature in May in Istria, measured in degrees Celsius, over the past years.
Total Precipitation in May in Istria Over the Years
This chart shows the average precipitation in May in Istria, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Istria
Click on a specific day in May for detailed info on the typical weather on that day in Istria. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Istria
Have you been to Istria in May?
Share your weather experience in May in Istria.
Average Weather in Istria by Month
Click on a month below to see detailed weather info for Istria. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
