Measurements:
°C
°F
Istria
48°F
SW 4 mph
Feels like: 46°F
Precip: 0%
World Resorts Croatia Istria Weather October Weather in Istria

Istria Weather: October

Average Day Temperature: 67.4°F
Average Night Temperature: 60.7°F
Sea Water Temperature: 69.2°F
Number of Sunny Days: 16 days
Sunshine Hours: 10.2 - 11.7 hours
Number of Rainy Days: 5 days
Precipitation Totals: 3.2 in

Air Temperature in October, °F

Select Year: 2025 2024 2023

The highest day temperature in October 2025 was 70°F. The lowest night temperature was 49°F. The average values for day and night temperatures during October were 63.9°F и 57.5°F respectivly.

Istria Water Sea Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Istria was 68.7°F. The maximum and minimum values were 64.8°F and 74.8°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in October are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in October, in

Precipitation total in October for Istria is 3.2 in. It makes october one of the most rainy months of the year.

Wind Speed in October, mph

The average wind speed in October is 7.5 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Istria in October is 7.1 hours.

Best Time to Visit Istria
The most sunny months:
July 24 days
August 24 days
June 22 days
The most warm months:
August 85.7 °F
July 84.8 °F
June 79.4 °F
Warmest sea temperature:
August 81.2 °F
July 80.5 °F
September 76.2 °F
The most cold months:
January 47.3 °F
February 48.9 °F
December 50.4 °F
The most rainy months:
November 6 days
September 6 days
May 6 days
The most windy months:
February 8 mph
November 8 mph
March 7 mph

Istria on the Weather Map

Croatia Resorts:
NAME
Baska Voda +56
Brela +56
Dubrovnik +56
Istria +48
Klek +54
Makarska +50
Omis +54
Porec +48
Pula +48
Rijeka +38
Rovinj +48
Split +54
Trogir +56
Zadar +52
Zagreb +40
24 Hours Weather Forecast
Istria
Local time: 08:57
05 dec, friday
0900 48°F
SW
4 mph
1200 52°F
S
5 mph
1500 52°F
S
7 mph
1800 48°F
SW
8 mph
2100 46°F
SW
8 mph
06 dec, saturday
0000 46°F
SW
4 mph
0300 46°F
SW
5 mph
0600 46°F
SW
4 mph

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