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Piran weather in December

Weather in Piran: December

Average day temperature: 47.8°F
Average night temperature: 38.7°F
Sea water temperature: 55.7°F
Number of sunny days: 13 days
Day length: 8.7 - 9.0 hours
Number of rainy days: 5 days
Precipitation totals: 4.3 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 59°F. At the same time the lowest night temperature was 27°F. Day and night temperature averages during December were 50.2°F and 40.0°F.

Sea water temperature in Piran in December, °F

Show year:
2024
2023
2022

The average sea water temperature in December of 2023 was 56.6°F. The highest and lowest sea temperatures during the month were 60.4°F and 52.3°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in December, in.

Precipitation total value in Piran in December is 4.7 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 4.5 mph It makes December lest windy month 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: 3.4.

Best time for vacation in Piran

Sunniest months:
August 23 days
July 22 days
June 20 days
Warmest months:
August 85.3 °F
July 85.2 °F
June 80.2 °F
Warmest sea temp:
August 78.8 °F
July 78.3 °F
September 74.1 °F
Coldest months:
January 45.5 °F
December 47.8 °F
February 48.4 °F
Rainiest months:
November 7 days
May 7 days
October 6 days
Windiest months:
February 6.6 mph
March 6.4 mph
November 6.2 mph

Piran on a weather map

Piran
+32°F
NW 2 mph
Feels like: +30°F
Precip.: 0%
Places in Slovenia:
Name
°F
+28°F
+30°F
+32°F
+32°F
+28°F
+32°F
+28°F
+32°F
+32°F
+30°F
+32°F
+27°F
24 Hours Forecast
Piran
Local time: 03:34
December 22, sunday
0600
32°F
NW
4 mph
0900
34°F
NW
4 mph
1200
45°F
N
6 mph
1500
45°F
N
6 mph
1800
41°F
S
3 mph
2100
37°F
NW
10 mph
December 23, monday
0000
36°F
SW
15 mph
0300
36°F
SW
19 mph
Units of measurement: °C / °F