Measurements:
°C
°F
Piran
42°F
N 6 mph
Feels like: 38°F
Precip: 85%
World Resorts Slovenia Piran Weather December Weather in Piran

Piran Weather: December

Average Day Temperature: 47.5°F
Average Night Temperature: 37.4°F
Sea Water Temperature: 56.3°F
Number of Sunny Days: 13 days
Sunshine Hours: 8.7 - 9.0 hours
Number of Rainy Days: 5 days
Precipitation Totals: 4.3 in

Air Temperature in December, °F

Select Year: 2023 2022 2021

The highest day temperature in December 2023 was 60°F. The lowest night temperature was 25°F. The average values for day and night temperatures during December were 50.3°F и 38.9°F respectivly.

Piran Water Sea Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2023 for Piran was 57.3°F. The maximum and minimum values were 52.6°F and 61.6°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in December, in

Precipitation total in December for Piran is 4.3 in. It makes december the most rainy month of the year.

Wind Speed in December, mph

The average wind speed in December is 5.0 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 Piran in December is 4.6 hours.

Best Time to Visit Piran
The most sunny months:
August 23 days
July 22 days
June 20 days
The most warm months:
August 89.2 °F
July 89.1 °F
June 83.5 °F
Warmest sea temperature:
August 82.0 °F
July 81.5 °F
September 76.8 °F
The most cold months:
January 45.0 °F
December 47.5 °F
February 48.2 °F
The most rainy months:
November 7 days
May 7 days
October 6 days
The most windy months:
February 6 mph
March 6 mph
November 6 mph

Piran on the Weather Map

Slovenia Resorts:
NAME
Bled +28
Bohinjsko Jezero +28
Bovec +32
Cerkno +28
Dolenjske Toplice +42
Isola +42
Koper +42
Kranjska Gora +28
Ljubljana +38
Maribor +40
Piran +42
Portoroz +42
Rogaska Slatina +38
Rogla +36
Strunjan +42
24 Hours Weather Forecast
Piran
Local time: 11:45
22 dec, sunday
1200 42°F
N
6 mph
1500 44°F
N
6 mph
1800 40°F
SW
3 mph
2100 38°F
NW
13 mph
23 dec, monday
0000 34°F
SW
12 mph
0300 34°F
SW
17 mph
0600 34°F
SW
16 mph
0900 34°F
S
7 mph