Measurements:
°C
°F
Piran
74°F
W 2 mph
Feels like: 74°F
Precip: 0%
World Resorts Slovenia Piran Weather

7 Day Weather Forecast

04.27
sun
DAY
74°F
SW 9 mph
precip
0%
NIGHT
54°F
W 6 mph
precip
0%
04.28
mon
DAY
74°F
SW 6 mph
precip
0%
NIGHT
56°F
W 6 mph
precip
0%
04.29
tue
DAY
76°F
SW 5 mph
precip
0%
NIGHT
54°F
W 6 mph
precip
0%
04.30
wed
DAY
76°F
SE 4 mph
precip
0%
NIGHT
56°F
W 4 mph
precip
0%
05.01
thu
DAY
80°F
S 6 mph
precip
0%
NIGHT
60°F
W 4 mph
precip
0%
05.02
fri
DAY
78°F
SE 6 mph
precip
0%
NIGHT
60°F
W 3 mph
precip
0%
05.03
sat
DAY
76°F
E 6 mph
precip
0%
NIGHT
60°F
W 4 mph
precip
0%

Piran Sea Water Temperature in April, °F

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Piran was 13.5°F. The maximum and minimum values were 11.3°F and 16.7°F respectively.

Piran on the Weather Map

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 45.2 °F
December 47.5 °F
February 48.2 °F
The most rainy months:
November 7 days
May 7 days
September 6 days
The most windy months:
February 6 mph
March 6 mph
November 6 mph