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Istria weather in December

Weather in Istria: December

Average day temperature: 50.4°F
Average night temperature: 46.3°F
Sea water temperature: 56.6°F
Number of sunny days: 13 days
Day length: 8.7 - 9.0 hours
Number of rainy days: 4 days
Precipitation totals: 3.0 in.

Air temperature in December, °F

Show year:
2024
2023
2022

The highest day temperature during December of 2024 was 53°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during December were 49.3°F and 44.8°F.

Sea water temperature in Istria in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2024 was 57.4°F. The highest and lowest sea temperatures during the month were 60.4°F and 54.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Istria in December is 3.4 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 6.7 mph It makes December one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.0.

Best time for vacation in Istria

Sunniest months:
July 24 days
August 24 days
June 22 days
Warmest months:
August 82.1 °F
July 81.3 °F
June 76.5 °F
Warmest sea temp:
August 78.1 °F
July 77.5 °F
September 73.6 °F
Coldest months:
January 47.6 °F
February 49.0 °F
December 50.4 °F
Rainiest months:
November 6 days
September 6 days
May 6 days
Windiest months:
February 8.3 mph
November 8.1 mph
March 8.0 mph

Istria on a weather map

Istria
+43°F
SW 11 mph
Feels like: +37°F
Precip.: 0%
Places in Croatia:
Name
°F
+50°F
+50°F
+52°F
+34°F
+45°F
+43°F
+43°F
+45°F
+43°F
+45°F
+37°F
+45°F
+45°F
+48°F
+54°F
24 Hours Forecast
Istria
Local time: 09:08
December 25, thursday
1200
48°F
SW
9 mph
1500
48°F
SW
9 mph
1800
45°F
SW
9 mph
2100
41°F
W
5 mph
December 26, friday
0000
41°F
SW
6 mph
0300
39°F
W
5 mph
0600
39°F
W
7 mph
0900
41°F
SW
4 mph

Best place for vacation:

Units of measurement: °C / °F