Measurements:
°C
°F
Istria
54°F
N 25 mph
Feels like: 46°F
Precip: 100%
World Resorts Croatia Istria Weather September Weather in Istria

Istria Weather: September

Average Day Temperature: 76.8°F
Average Night Temperature: 68.0°F
Sea Water Temperature: 76.1°F
Number of Sunny Days: 19 days
Sunshine Hours: 11.8 - 13.3 hours
Number of Rainy Days: 6 days
Precipitation Totals: 3.9 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 88°F. The lowest night temperature was 53°F. The average values for day and night temperatures during September were 75.6°F и 67.5°F respectivly.

Istria Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Istria was 77.7°F. The maximum and minimum values were 71.8°F and 83.8°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in September, in

Precipitation total in September for Istria is 3.9 in. It makes september the most rainy month of the year.

Wind Speed in September, mph

The average wind speed in September is 7.1 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 September is 9.2 hours.

Best Time to Visit Istria
The most sunny months:
July 24 days
August 24 days
June 21 days
The most warm months:
August 85.9 °F
July 85.0 °F
June 79.3 °F
Warmest sea temperature:
August 81.3 °F
July 80.5 °F
September 76.1 °F
The most cold months:
January 47.2 °F
February 49.0 °F
December 50.5 °F
The most rainy months:
November 7 days
September 6 days
May 6 days
The most windy months:
February 8 mph
November 8 mph
March 8 mph

Istria on the Weather Map

Croatia Resorts:
NAME
Baska Voda +56
Brela +56
Crikvenica +50
Dubrovnik +54
Klek +44
Makarska +38
Omis +54
Porec +54
Pula +56
Rijeka +48
Rovinj +56
Split +54
Trogir +56
Zadar +60
Zagreb +42
24 Hours Weather Forecast
Istria
Local time: 20:41
21 nov, thursday
2100 54°F
N
25 mph
22 nov, friday
0000 52°F
E
17 mph
0300 46°F
SE
9 mph
0600 48°F
E
8 mph
0900 46°F
E
6 mph
1200 46°F
SW
11 mph
1500 44°F
W
11 mph
1800 40°F
W
6 mph

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